戴尔 Inspiron 14 7445 二合一可转换机型评测:从 Ryzen-U 过渡到 Ryzen-HS
![2024 戴尔 Inspiron 14 7445 2-in-1 2024 戴尔 Inspiron 14 7445 2-in-1](fileadmin/_processed_/d/3/csm_PXL_20240622_1759512472_b66cb8af38.jpg)
Inspiron 14 7445 2-in-1 是去年 Inspiron 14 7435 2-in-1 的后续机型。 Inspiron 14 7435 2 合 1.新机型的显著特点是不仅过渡到了 AMD Zen 4,而且还过渡到了 Ryzen HS 系列,而不是去年机型上的 ULV Ryzen-U。单凭这一点,其性能提升幅度就有望远超一般的年度处理器更新。
我们的评测机是 Ryzen 7 8840HS 的最高端配置,售价约为 950 美元。而 Ryzen 5 8640HS 则是较低端的 SKU,但所有选项都使用相同的 1200p60 触摸屏。英特尔 Raptor Lake-U SKU 的型号为 Inspiron 14 7440 2-in-1。
Inspiron 14 7445 2-in-1 的竞争对手包括其他经济型 14 英寸可转换产品,如 联想 IdeaPad Flex 5 14, 惠普Pavilion x360 14或 华硕 VivoBook Flip 14.
更多戴尔评论:
潜在的竞争对手比较
Rating | Date | Model | Weight | Height | Size | Resolution | Best Price |
---|---|---|---|---|---|---|---|
80.1 % | 06/2024 | Dell Inspiron 14 7445 2-in-1 R7 8840HS, Radeon 780M | 1.7 kg | 18.9 mm | 14.00" | 1920x1200 | |
84.5 % | 08/2023 | Dell Inspiron 14 7435 2-in-1 R5 7530U, Vega 7 | 1.6 kg | 18.6 mm | 14.00" | 1920x1200 | |
86.7 % | 10/2021 | Dell XPS 13 9310 2-in-1 i7-1165G7, Iris Xe G7 96EUs | 1.3 kg | 14.35 mm | 13.40" | 1920x1200 | |
81.9 % | 08/2023 | Lenovo IdeaPad Flex 5 14IRU8 i5-1335U, Iris Xe G7 80EUs | 1.6 kg | 17.4 mm | 14.00" | 1920x1200 | |
81.8 % | 09/2021 | HP Pavilion x360 14-dy0157ng i5-1135G7, Iris Xe G7 80EUs | 1.5 kg | 19.9 mm | 14.00" | 1920x1080 | |
79.1 % | Asus VivoBook Flip 14 TP470EZ i5-1135G7, Xe MAX | 1.5 kg | 18.7 mm | 14.00" | 1920x1080 |
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机箱 - 1000 美元以下机型中的佼佼者
机身同样主要采用铝合金材质,但与前代机型相比有几处视觉变化。最明显的是扬声器网罩的位置发生了变化,从键盘两侧移到了笔记本下方。机身后缘更扁平,边缘和边角更圆润,底部通风栅的设计也略有不同。这些变化大部分似乎只是出于美观的考虑,因为在其他方面的刚性和质感与 Inspiron 14 7435 2 合 1 非常相似。
该机型做工扎实,底座周围几乎没有变形。不过,外盖在受力时更容易弯曲。
尺寸和重量都比以前略大和略重,但差别很小,基本上不会引起注意。尽管如此,与Pavilion x360 14 等替代产品相比,戴尔 14 英寸可折叠笔记本仍然是预算较重的产品之一、 VivoBook Flip 14或 IdeaPad Flex 5 14 都至少轻 100 克。
连接性
Inspiron 14 7435 2 合 1 的所有端口均已恢复,同时在左侧边缘新增了第二个 USB-A 端口。同样,HDMI 端口仍仅限于 1080p 输出,这意味着外接 2K 或 4K 显示器必须使用 USB-C。
SD 读卡器
SD Card Reader | |
average JPG Copy Test (av. of 3 runs) | |
Dell XPS 13 9310 2-in-1 (AV Pro V60) | |
Lenovo IdeaPad Flex 5 14IRU8 (PNY EliteX-Pro60 V60 256 GB) | |
HP Pavilion x360 14-dy0157ng (Toshiba Exceria Pro M501 microSDXC 64GB) | |
Dell Inspiron 14 7445 2-in-1 (AV Pro V60) | |
Dell Inspiron 14 7435 2-in-1 (PNY EliteX-Pro60 V60 256 GB) | |
Asus VivoBook Flip 14 TP470EZ (AV PRO microSD 128 GB V60) | |
maximum AS SSD Seq Read Test (1GB) | |
Dell XPS 13 9310 2-in-1 (AV Pro V60) | |
Lenovo IdeaPad Flex 5 14IRU8 (PNY EliteX-Pro60 V60 256 GB) | |
HP Pavilion x360 14-dy0157ng (Toshiba Exceria Pro M501 microSDXC 64GB) | |
Dell Inspiron 14 7445 2-in-1 (AV Pro V60) | |
Dell Inspiron 14 7435 2-in-1 (PNY EliteX-Pro60 V60 256 GB) | |
Asus VivoBook Flip 14 TP470EZ (AV PRO microSD 128 GB V60) |
交流
Networking | |
iperf3 transmit AX12 | |
Dell XPS 13 9310 2-in-1 | |
Asus VivoBook Flip 14 TP470EZ | |
HP Pavilion x360 14-dy0157ng | |
iperf3 receive AX12 | |
Dell XPS 13 9310 2-in-1 | |
Asus VivoBook Flip 14 TP470EZ | |
HP Pavilion x360 14-dy0157ng | |
iperf3 transmit AXE11000 | |
Dell Inspiron 14 7435 2-in-1 | |
Dell Inspiron 14 7445 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
iperf3 receive AXE11000 | |
Dell Inspiron 14 7435 2-in-1 | |
Dell Inspiron 14 7445 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
iperf3 transmit AXE11000 6GHz | |
Dell Inspiron 14 7435 2-in-1 | |
Dell Inspiron 14 7445 2-in-1 | |
iperf3 receive AXE11000 6GHz | |
Dell Inspiron 14 7435 2-in-1 | |
Dell Inspiron 14 7445 2-in-1 |
网络摄像头
标配带物理快门滑块的 200 万像素网络摄像头。没有集成红外功能。
![ColorChecker](fileadmin/_processed_/5/2/csm_WIN_20240620_18_09_23_Pro_96ee32a60d.jpg)
维护
配件和保修
包装盒内除了 USB-C 交流适配器和文件外,没有其他附件。如果在美国购买,则适用标准的一年有限制造商保修服务。
输入设备 - 通过更坚硬的按键改进反馈
键盘
键盘布局基本保持不变,只是这次的电源键略微小了一些。另一方面,整体按键反馈感觉比以前更坚硬,尤其是空格键,在旧款 Inspiron 14 7435 二合一或 Inspiron 14 7420 上,空格键的按键反馈明显更软。 Inspiron 14 7420.现在,按下这个特定按键时的声音要比键盘上的其他按键大得多,从而带来更令人满意的键入体验。
触摸板
显示屏 - 廉价级 IPS
Inspiron 14 7435 2 合 1 配备了 LG Philips 的面板,而我们的 Inspiron 14 7445 2 合 1 则配备了友达光电的面板。遗憾的是,友达光电的面板并没有提供比 LG 更好的性能,因为它们共享相似的色彩空间、响应时间、亮度水平,甚至对比度,以获得相似的观看体验。不过,作为一款经济实惠的可折叠产品,这些规格都是理所当然的,正如下面的对比表所示。希望最大限度提高显示质量的用户不妨考虑 华硕 VivoBook 14 OLED它的售价与戴尔差不多。
|
Brightness Distribution: 84 %
Center on Battery: 267.6 cd/m²
Contrast: 863:1 (Black: 0.31 cd/m²)
ΔE Color 4.67 | 0.5-29.43 Ø4.99, calibrated: 2.49
ΔE Greyscale 2 | 0.57-98 Ø5.2
36.9% AdobeRGB 1998 (Argyll 2.2.0 3D)
53.6% sRGB (Argyll 2.2.0 3D)
35.7% Display P3 (Argyll 2.2.0 3D)
Gamma: 2.15
Dell Inspiron 14 7445 2-in-1 AU Optronics B14UAT, IPS, 1920x1200, 14.00 | Dell Inspiron 14 7435 2-in-1 LG Philips 140WU2, IPS, 1920x1200, 14.00 | Dell XPS 13 9310 2-in-1 Sharp LQ134N1, IPS, 1920x1200, 13.40 | Lenovo IdeaPad Flex 5 14IRU8 LEN140WUXGA, IPS, 1920x1200, 14.00 | HP Pavilion x360 14-dy0157ng Chi Mei N140HCA-E5B, IPS, 1920x1080, 14.00 | Asus VivoBook Flip 14 TP470EZ Chi Mei CMN N140HCA-EAC, IPS, 1920x1080, 14.00 | |
---|---|---|---|---|---|---|
Display | 23% | 91% | 10% | 20% | 17% | |
Display P3 Coverage | 35.7 | 44.4 24% | 69.7 95% | 39.8 11% | 42.7 20% | 41.6 17% |
sRGB Coverage | 53.6 | 64.4 20% | 99 85% | 58 8% | 63.7 19% | 62.1 16% |
AdobeRGB 1998 Coverage | 36.9 | 45.8 24% | 71.7 94% | 41.1 11% | 44.2 20% | 43 17% |
Response Times | -4% | -149% | -27% | -39% | -74% | |
Response Time Grey 50% / Grey 80% * | 23 ? | 19.6 ? 15% | 55.6 ? -142% | 30.2 ? -31% | 32 ? -39% | 39 ? -70% |
Response Time Black / White * | 15.8 ? | 19.3 ? -22% | 40.4 ? -156% | 19.3 ? -22% | 22 ? -39% | 28 ? -77% |
PWM Frequency | 2500 ? | 25000 ? | ||||
Screen | -25% | 24% | -24% | 15% | -19% | |
Brightness middle | 267.6 | 231.8 -13% | 555.7 108% | 335.2 25% | 269 1% | 205 -23% |
Brightness | 240 | 216 -10% | 528 120% | 316 32% | 241 0% | 186 -22% |
Brightness Distribution | 84 | 87 4% | 90 7% | 86 2% | 82 -2% | 78 -7% |
Black Level * | 0.31 | 0.27 13% | 0.35 -13% | 0.29 6% | 0.11 65% | 0.22 29% |
Contrast | 863 | 859 0% | 1588 84% | 1156 34% | 2445 183% | 932 8% |
Colorchecker dE 2000 * | 4.67 | 6.59 -41% | 4.83 -3% | 7.49 -60% | 5.68 -22% | 5.14 -10% |
Colorchecker dE 2000 max. * | 17.52 | 16.83 4% | 8.46 52% | 22.25 -27% | 9.61 45% | 19.57 -12% |
Colorchecker dE 2000 calibrated * | 2.49 | 3.94 -58% | 0.76 69% | 2.17 13% | 3.17 -27% | |
Greyscale dE 2000 * | 2 | 4.5 -125% | 6.1 -205% | 6.9 -245% | 4.95 -148% | 4.1 -105% |
Gamma | 2.15 102% | 2.17 101% | 1.98 111% | 2.17 101% | 2.17 101% | 2.2 100% |
CCT | 6585 99% | 6110 106% | 6686 97% | 5988 109% | 6628 98% | 6807 95% |
Color Space (Percent of AdobeRGB 1998) | 44.2 | 43.04 | ||||
Color Space (Percent of sRGB) | 63.7 | 62.1 | ||||
Total Average (Program / Settings) | -2% /
-12% | -11% /
14% | -14% /
-17% | -1% /
8% | -25% /
-19% |
* ... smaller is better
Display Response Times
↔ Response Time Black to White | ||
---|---|---|
15.8 ms ... rise ↗ and fall ↘ combined | ↗ 9.1 ms rise | |
↘ 6.7 ms fall | ||
The screen shows good response rates in our tests, but may be too slow for competitive gamers. In comparison, all tested devices range from 0.1 (minimum) to 240 (maximum) ms. » 32 % of all devices are better. This means that the measured response time is better than the average of all tested devices (21.3 ms). | ||
↔ Response Time 50% Grey to 80% Grey | ||
23 ms ... rise ↗ and fall ↘ combined | ↗ 10.7 ms rise | |
↘ 12.3 ms fall | ||
The screen shows good response rates in our tests, but may be too slow for competitive gamers. In comparison, all tested devices range from 0.2 (minimum) to 636 (maximum) ms. » 29 % of all devices are better. This means that the measured response time is better than the average of all tested devices (33.5 ms). |
Screen Flickering / PWM (Pulse-Width Modulation)
Screen flickering / PWM not detected | |||
In comparison: 53 % of all tested devices do not use PWM to dim the display. If PWM was detected, an average of 17655 (minimum: 5 - maximum: 3846000) Hz was measured. |
在经济型可转换笔记本电脑中,暗淡的显示屏比比皆是,Inspiron 14 7445 2 合 1 也不例外。与去年的机型相比,这款笔记本的显示屏亮度并不高,在室外也无法获得同样的观看体验。环境光线很快就淹没了光面屏幕,导致眩光和色彩失真。用户必须升级到价格更高的机型,从 XPSYoga 9、Spectre 或 EliteBook 系列中价格更高的机型,才能获得更好的户外可视性。
性能 - 相对便宜的 Zen 4 Hawk Point
测试条件
在运行以下基准测试之前,我们将 Windows 设置为性能模式。该系统没有配备戴尔优化大师,目前只有戴尔 XPS 或Latitude 等高端机型才配备该功能。
处理器
处理器性能 Ryzen 7 8840HS处理器的性能远远超过 Ryzen 5 7530U在单线程和多线程运算中,分别领先去年 Inspiron 14 7435 2 合 1 中的 Ryzen 5 7530U 多达 25% 和 50%。在一年的时间里,这已经是一个相当大的性能飞跃,但这主要归功于 HS 系列 CPU 提供的更高功率包络线。
不过,从更大的角度来看,Zen 4 Ryzen 7 8840HS 的运行速度要慢于 Zen 3+ Ryzen 7 7840HS慢了约 20%。这可以归因于较低的功耗上限(28 W 对 35 W),正如我们的 GPU 部分所显示的那样,这也对图形性能产生了负面影响。
性能的可持续性也并非完美。例如,在循环运行 CineBench R15 xT 时,最初的 1900 分会随着时间的推移下降约 11%。值得称赞的是,戴尔在多次循环后才开始出现节流,因此 Turbo Core 的性能至少可以持续几分钟。
集成的 NPU 也值得一提,因为它有助于进一步将 Ryzen 7 8840HS 与 Zen 3+ 或更早的架构区分开来。不过,截至本文撰写之时,在 Windows 集成更多人工智能增强功能之前,它的应用还非常有限。
Cinebench R15 Multi Loop
Cinebench R23: Multi Core | Single Core
Cinebench R20: CPU (Multi Core) | CPU (Single Core)
Cinebench R15: CPU Multi 64Bit | CPU Single 64Bit
Blender: v2.79 BMW27 CPU
7-Zip 18.03: 7z b 4 | 7z b 4 -mmt1
Geekbench 6.2: Multi-Core | Single-Core
Geekbench 5.5: Multi-Core | Single-Core
HWBOT x265 Benchmark v2.2: 4k Preset
LibreOffice : 20 Documents To PDF
R Benchmark 2.5: Overall mean
CPU Performance Rating | |
Lenovo IdeaPad Pro 5 14AHP9 | |
Lenovo Yoga Pro 7 14APH G8 | |
Huawei MateBook X Pro 2024 | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS | |
Asus VivoBook 14X K3405 -2! | |
HP Pavilion Plus 14-ey0095cl | |
Samsung Galaxy Book4 Pro 14 | |
Lenovo Yoga 7-14ARB G7 -2! | |
HP Dragonfly Pro 2023 -4! | |
Lenovo Slim Pro 7 14ARP8 -2! | |
Lenovo ThinkBook 14 2-in-1 G4 IML | |
Lenovo IdeaPad Flex 5 14IRU8 -2! | |
Dell Inspiron 14 7435 2-in-1 -2! | |
Dell XPS 13 9310 2-in-1 -5! | |
Asus VivoBook Flip 14 TP470EZ -2! |
Cinebench R20 / CPU (Multi Core) | |
Lenovo Yoga Pro 7 14APH G8 | |
Lenovo IdeaPad Pro 5 14AHP9 | |
Huawei MateBook X Pro 2024 | |
Asus VivoBook 14X K3405 | |
Average AMD Ryzen 7 8840HS (4854 - 5414, n=3) | |
Lenovo Slim Pro 7 14ARP8 | |
Dell Inspiron 14 7445 2-in-1 | |
Lenovo Yoga 7-14ARB G7 | |
HP Pavilion Plus 14-ey0095cl | |
Samsung Galaxy Book4 Pro 14 | |
Lenovo ThinkBook 14 2-in-1 G4 IML | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell Inspiron 14 7435 2-in-1 | |
Asus VivoBook Flip 14 TP470EZ | |
Dell XPS 13 9310 2-in-1 |
Cinebench R20 / CPU (Single Core) | |
Huawei MateBook X Pro 2024 | |
Dell Inspiron 14 7445 2-in-1 | |
Lenovo Yoga Pro 7 14APH G8 | |
Lenovo IdeaPad Pro 5 14AHP9 | |
Average AMD Ryzen 7 8840HS (649 - 681, n=3) | |
Asus VivoBook 14X K3405 | |
HP Pavilion Plus 14-ey0095cl | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Samsung Galaxy Book4 Pro 14 | |
Lenovo Yoga 7-14ARB G7 | |
Lenovo ThinkBook 14 2-in-1 G4 IML | |
Dell Inspiron 14 7435 2-in-1 | |
Asus VivoBook Flip 14 TP470EZ | |
Lenovo Slim Pro 7 14ARP8 | |
Dell XPS 13 9310 2-in-1 |
7-Zip 18.03 / 7z b 4 | |
Lenovo IdeaPad Pro 5 14AHP9 | |
Lenovo Yoga Pro 7 14APH G8 | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS (54768 - 61047, n=3) | |
Huawei MateBook X Pro 2024 | |
HP Dragonfly Pro 2023 | |
Lenovo Slim Pro 7 14ARP8 | |
Lenovo Yoga 7-14ARB G7 | |
HP Pavilion Plus 14-ey0095cl | |
Asus VivoBook 14X K3405 | |
Samsung Galaxy Book4 Pro 14 | |
Lenovo ThinkBook 14 2-in-1 G4 IML | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell Inspiron 14 7435 2-in-1 | |
Dell XPS 13 9310 2-in-1 | |
Asus VivoBook Flip 14 TP470EZ | |
Asus VivoBook Flip 14 TP470EZ |
7-Zip 18.03 / 7z b 4 -mmt1 | |
Dell Inspiron 14 7445 2-in-1 | |
Lenovo IdeaPad Pro 5 14AHP9 | |
Average AMD Ryzen 7 8840HS (5912 - 6493, n=3) | |
HP Pavilion Plus 14-ey0095cl | |
Lenovo Yoga Pro 7 14APH G8 | |
Huawei MateBook X Pro 2024 | |
Asus VivoBook 14X K3405 | |
Lenovo Yoga 7-14ARB G7 | |
HP Dragonfly Pro 2023 | |
Dell Inspiron 14 7435 2-in-1 | |
Samsung Galaxy Book4 Pro 14 | |
Dell XPS 13 9310 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Lenovo Slim Pro 7 14ARP8 | |
Lenovo ThinkBook 14 2-in-1 G4 IML | |
Asus VivoBook Flip 14 TP470EZ | |
Asus VivoBook Flip 14 TP470EZ |
Geekbench 6.2 / Multi-Core | |
Huawei MateBook X Pro 2024 | |
Lenovo Yoga Pro 7 14APH G8 | |
Lenovo IdeaPad Pro 5 14AHP9 | |
Samsung Galaxy Book4 Pro 14 | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS (11081 - 11327, n=3) | |
HP Pavilion Plus 14-ey0095cl | |
Lenovo ThinkBook 14 2-in-1 G4 IML |
Geekbench 6.2 / Single-Core | |
Lenovo Yoga Pro 7 14APH G8 | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS (2525 - 2592, n=3) | |
HP Pavilion Plus 14-ey0095cl | |
Lenovo IdeaPad Pro 5 14AHP9 | |
Huawei MateBook X Pro 2024 | |
Samsung Galaxy Book4 Pro 14 | |
Lenovo ThinkBook 14 2-in-1 G4 IML |
HWBOT x265 Benchmark v2.2 / 4k Preset | |
Lenovo IdeaPad Pro 5 14AHP9 | |
Lenovo Yoga Pro 7 14APH G8 | |
Lenovo Slim Pro 7 14ARP8 | |
Asus VivoBook 14X K3405 | |
Huawei MateBook X Pro 2024 | |
Average AMD Ryzen 7 8840HS (14.6 - 17, n=3) | |
HP Dragonfly Pro 2023 | |
HP Pavilion Plus 14-ey0095cl | |
Dell Inspiron 14 7445 2-in-1 | |
Lenovo Yoga 7-14ARB G7 | |
Samsung Galaxy Book4 Pro 14 | |
Dell Inspiron 14 7435 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Lenovo ThinkBook 14 2-in-1 G4 IML | |
Dell XPS 13 9310 2-in-1 | |
Asus VivoBook Flip 14 TP470EZ |
LibreOffice / 20 Documents To PDF | |
Lenovo Slim Pro 7 14ARP8 | |
HP Dragonfly Pro 2023 | |
Lenovo Yoga 7-14ARB G7 | |
Asus VivoBook Flip 14 TP470EZ | |
HP Pavilion Plus 14-ey0095cl | |
Dell Inspiron 14 7435 2-in-1 | |
Average AMD Ryzen 7 8840HS (46.7 - 51.7, n=3) | |
Asus VivoBook 14X K3405 | |
Lenovo IdeaPad Pro 5 14AHP9 | |
Lenovo ThinkBook 14 2-in-1 G4 IML | |
Lenovo Yoga Pro 7 14APH G8 | |
Dell Inspiron 14 7445 2-in-1 | |
Samsung Galaxy Book4 Pro 14 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Huawei MateBook X Pro 2024 |
Cinebench R23: Multi Core | Single Core
Cinebench R20: CPU (Multi Core) | CPU (Single Core)
Cinebench R15: CPU Multi 64Bit | CPU Single 64Bit
Blender: v2.79 BMW27 CPU
7-Zip 18.03: 7z b 4 | 7z b 4 -mmt1
Geekbench 6.2: Multi-Core | Single-Core
Geekbench 5.5: Multi-Core | Single-Core
HWBOT x265 Benchmark v2.2: 4k Preset
LibreOffice : 20 Documents To PDF
R Benchmark 2.5: Overall mean
* ... smaller is better
AIDA64: FP32 Ray-Trace | FPU Julia | CPU SHA3 | CPU Queen | FPU SinJulia | FPU Mandel | CPU AES | CPU ZLib | FP64 Ray-Trace | CPU PhotoWorxx
Performance Rating | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS | |
Dell Inspiron 14 7435 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell XPS 13 9310 2-in-1 | |
HP Pavilion x360 14-dy0157ng |
AIDA64 / FP32 Ray-Trace | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS (20007 - 22269, n=3) | |
Dell Inspiron 14 7435 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell XPS 13 9310 2-in-1 | |
HP Pavilion x360 14-dy0157ng |
AIDA64 / FPU Julia | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS (84591 - 93550, n=3) | |
Dell Inspiron 14 7435 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell XPS 13 9310 2-in-1 | |
HP Pavilion x360 14-dy0157ng |
AIDA64 / CPU SHA3 | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS (3847 - 4132, n=3) | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell Inspiron 14 7435 2-in-1 | |
Dell XPS 13 9310 2-in-1 | |
HP Pavilion x360 14-dy0157ng |
AIDA64 / CPU Queen | |
Average AMD Ryzen 7 8840HS (99874 - 107640, n=3) | |
Dell Inspiron 14 7445 2-in-1 | |
Dell Inspiron 14 7435 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell XPS 13 9310 2-in-1 | |
HP Pavilion x360 14-dy0157ng |
AIDA64 / FPU SinJulia | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS (12929 - 13731, n=3) | |
Dell Inspiron 14 7435 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell XPS 13 9310 2-in-1 | |
HP Pavilion x360 14-dy0157ng |
AIDA64 / FPU Mandel | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS (44969 - 49687, n=3) | |
Dell Inspiron 14 7435 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell XPS 13 9310 2-in-1 | |
HP Pavilion x360 14-dy0157ng |
AIDA64 / CPU AES | |
Average AMD Ryzen 7 8840HS (60328 - 76247, n=3) | |
Dell XPS 13 9310 2-in-1 | |
Dell Inspiron 14 7445 2-in-1 | |
HP Pavilion x360 14-dy0157ng | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell Inspiron 14 7435 2-in-1 |
AIDA64 / CPU ZLib | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS (468 - 892, n=3) | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell Inspiron 14 7435 2-in-1 | |
Dell XPS 13 9310 2-in-1 | |
HP Pavilion x360 14-dy0157ng |
AIDA64 / FP64 Ray-Trace | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS (10571 - 11637, n=3) | |
Dell Inspiron 14 7435 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell XPS 13 9310 2-in-1 | |
HP Pavilion x360 14-dy0157ng |
AIDA64 / CPU PhotoWorxx | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell XPS 13 9310 2-in-1 | |
Average AMD Ryzen 7 8840HS (31491 - 35861, n=3) | |
Dell Inspiron 14 7445 2-in-1 | |
HP Pavilion x360 14-dy0157ng | |
Dell Inspiron 14 7435 2-in-1 |
系统性能
CrossMark: Overall | Productivity | Creativity | Responsiveness
WebXPRT 3: Overall
WebXPRT 4: Overall
Mozilla Kraken 1.1: Total
PCMark 10 / Score | |
Average AMD Ryzen 7 8840HS, AMD Radeon 780M (6958 - 7157, n=3) | |
Dell Inspiron 14 7445 2-in-1 | |
Dell Inspiron 14 7435 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell XPS 13 9310 2-in-1 | |
Asus VivoBook Flip 14 TP470EZ | |
HP Pavilion x360 14-dy0157ng |
PCMark 10 / Essentials | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS, AMD Radeon 780M (10503 - 10732, n=3) | |
Dell XPS 13 9310 2-in-1 | |
Dell Inspiron 14 7435 2-in-1 | |
HP Pavilion x360 14-dy0157ng | |
Asus VivoBook Flip 14 TP470EZ |
PCMark 10 / Productivity | |
Average AMD Ryzen 7 8840HS, AMD Radeon 780M (9933 - 10449, n=3) | |
Dell Inspiron 14 7445 2-in-1 | |
Dell Inspiron 14 7435 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell XPS 13 9310 2-in-1 | |
HP Pavilion x360 14-dy0157ng | |
Asus VivoBook Flip 14 TP470EZ |
PCMark 10 / Digital Content Creation | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS, AMD Radeon 780M (8763 - 8873, n=3) | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell Inspiron 14 7435 2-in-1 | |
Asus VivoBook Flip 14 TP470EZ | |
Dell XPS 13 9310 2-in-1 | |
HP Pavilion x360 14-dy0157ng |
CrossMark / Overall | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS, AMD Radeon 780M (1643 - 1698, n=3) | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell Inspiron 14 7435 2-in-1 |
CrossMark / Productivity | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS, AMD Radeon 780M (1611 - 1658, n=3) | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell Inspiron 14 7435 2-in-1 |
CrossMark / Creativity | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS, AMD Radeon 780M (1790 - 1863, n=3) | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell Inspiron 14 7435 2-in-1 |
CrossMark / Responsiveness | |
Average AMD Ryzen 7 8840HS, AMD Radeon 780M (1334 - 1428, n=3) | |
Dell Inspiron 14 7445 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell Inspiron 14 7435 2-in-1 |
WebXPRT 3 / Overall | |
Average AMD Ryzen 7 8840HS, AMD Radeon 780M (297 - 440, n=3) | |
Dell Inspiron 14 7445 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell Inspiron 14 7435 2-in-1 | |
Dell XPS 13 9310 2-in-1 | |
HP Pavilion x360 14-dy0157ng |
WebXPRT 4 / Overall | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS, AMD Radeon 780M (246 - 257, n=3) | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell Inspiron 14 7435 2-in-1 |
Mozilla Kraken 1.1 / Total | |
Asus VivoBook Flip 14 TP470EZ | |
HP Pavilion x360 14-dy0157ng | |
Dell XPS 13 9310 2-in-1 | |
Dell Inspiron 14 7435 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell Inspiron 14 7445 2-in-1 | |
Average AMD Ryzen 7 8840HS, AMD Radeon 780M (518 - 538, n=3) |
* ... smaller is better
PCMark 10 Score | 7024 points | |
Help |
AIDA64 / Memory Copy | |
Average AMD Ryzen 7 8840HS (63403 - 76766, n=3) | |
Dell Inspiron 14 7445 2-in-1 | |
Dell XPS 13 9310 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
HP Pavilion x360 14-dy0157ng | |
Dell Inspiron 14 7435 2-in-1 |
AIDA64 / Memory Read | |
Dell Inspiron 14 7445 2-in-1 | |
Dell XPS 13 9310 2-in-1 | |
Average AMD Ryzen 7 8840HS (50273 - 61739, n=3) | |
Lenovo IdeaPad Flex 5 14IRU8 | |
HP Pavilion x360 14-dy0157ng | |
Dell Inspiron 14 7435 2-in-1 |
AIDA64 / Memory Write | |
Average AMD Ryzen 7 8840HS (78347 - 107658, n=3) | |
Dell Inspiron 14 7445 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell XPS 13 9310 2-in-1 | |
HP Pavilion x360 14-dy0157ng | |
Dell Inspiron 14 7435 2-in-1 |
AIDA64 / Memory Latency | |
Dell Inspiron 14 7435 2-in-1 | |
Average AMD Ryzen 7 8840HS (92.2 - 121.8, n=3) | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell XPS 13 9310 2-in-1 | |
Dell Inspiron 14 7445 2-in-1 | |
HP Pavilion x360 14-dy0157ng |
* ... smaller is better
DPC 延迟
DPC Latencies / LatencyMon - interrupt to process latency (max), Web, Youtube, Prime95 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell Inspiron 14 7435 2-in-1 | |
HP Pavilion x360 14-dy0157ng | |
Dell Inspiron 14 7445 2-in-1 | |
Dell XPS 13 9310 2-in-1 | |
Asus VivoBook Flip 14 TP470EZ |
* ... smaller is better
存储设备
我们的设备包括 美光 2400硬盘,而不是去年型号上的威刚硬盘。Micron 硬盘可提供高达 5000 MB/s 的更快传输速率,但如下文 DiskSpd 循环测试结果所示,它在几分钟的压力下就会出现节流现象。
Drive Performance Rating - Percent | |
Lenovo IdeaPad Flex 5 14IRU8 | |
HP Pavilion x360 14-dy0157ng | |
Dell Inspiron 14 7445 2-in-1 | |
Dell XPS 13 9310 2-in-1 | |
Asus VivoBook Flip 14 TP470EZ | |
Dell Inspiron 14 7435 2-in-1 |
* ... smaller is better
Disk Throttling: DiskSpd Read Loop, Queue Depth 8
图形处理器性能 - Radeon 780M
图形性能比我们数据库中配备相同集成 Radeon 780MGPU 的笔记本电脑平均水平低 15%,尽管这些笔记本电脑大多采用的是较早的 Zen 3+ CPU。造成这种差距的部分原因是采用了新的集成 NPU,而且上面提到的核心时钟频率普遍较慢,这些都会影响集成图形处理器的性能。因此,Inspiron 14 7445 2 合 1 中的 Radeon 780M 性能更接近于旧版的 Radeon 680M.
电源配置文件 | 图形分数 | 物理分数 | 综合得分 |
性能模式 | 6722 | 18812 | 2345 |
平衡模式 | 6755 (-0%) | 18578 (-1%) | 2296 (-2%) |
电池电量 | 5164 (-23%) | 15664 (-17%) | 1663 (-29%) |
如Fire Strike 上表所示,在平衡模式下运行似乎不会影响性能。不过,在电池供电模式下运行时,性能损失会更大,最高可达 25%。
3DMark 11 Performance | 11413 points | |
3DMark Cloud Gate Standard Score | 32501 points | |
3DMark Fire Strike Score | 6165 points | |
3DMark Time Spy Score | 2514 points | |
Help |
* ... smaller is better
游戏性能
虽然比一般的 Radeon 780M 慢一些,但性能仍然大大领先于 Iris Xe 96 EU,尤其是去年 Inspiron 机型中的 Radeon Vega RX 7。在 1080p 和 30 FPS 下,包括《博德之门 3》在内的现代游戏都能正常运行。
Performance Rating - Percent | |
Dell Inspiron 14 7445 2-in-1 | |
Dell XPS 13 9310 2-in-1 | |
Asus VivoBook Flip 14 TP470EZ -2! | |
Dell Inspiron 14 7435 2-in-1 -1! | |
Lenovo IdeaPad Flex 5 14IRU8 -1! | |
HP Pavilion x360 14-dy0157ng |
The Witcher 3 - 1920x1080 Ultra Graphics & Postprocessing (HBAO+) | |
Dell Inspiron 14 7445 2-in-1 | |
Asus VivoBook Flip 14 TP470EZ | |
Dell XPS 13 9310 2-in-1 | |
Dell Inspiron 14 7435 2-in-1 | |
HP Pavilion x360 14-dy0157ng | |
Lenovo IdeaPad Flex 5 14IRU8 |
Final Fantasy XV Benchmark - 1920x1080 High Quality | |
Dell Inspiron 14 7445 2-in-1 | |
Dell XPS 13 9310 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell Inspiron 14 7435 2-in-1 | |
HP Pavilion x360 14-dy0157ng |
Strange Brigade - 1920x1080 ultra AA:ultra AF:16 | |
Dell Inspiron 14 7445 2-in-1 | |
Asus VivoBook Flip 14 TP470EZ | |
Dell XPS 13 9310 2-in-1 | |
Dell Inspiron 14 7435 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
HP Pavilion x360 14-dy0157ng |
Dota 2 Reborn - 1920x1080 ultra (3/3) best looking | |
Dell Inspiron 14 7445 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 | |
Dell XPS 13 9310 2-in-1 | |
Dell Inspiron 14 7435 2-in-1 | |
Asus VivoBook Flip 14 TP470EZ | |
HP Pavilion x360 14-dy0157ng |
X-Plane 11.11 - 1920x1080 high (fps_test=3) | |
Dell Inspiron 14 7445 2-in-1 | |
Dell XPS 13 9310 2-in-1 | |
HP Pavilion x360 14-dy0157ng | |
Dell Inspiron 14 7435 2-in-1 | |
Lenovo IdeaPad Flex 5 14IRU8 |
Far Cry 5 - 1920x1080 High Preset AA:T | |
Dell Inspiron 14 7445 2-in-1 | |
Asus VivoBook Flip 14 TP470EZ | |
Dell XPS 13 9310 2-in-1 | |
HP Pavilion x360 14-dy0157ng |
Baldur's Gate 3 | |
1280x720 Low Preset | |
Average AMD Radeon 780M (45.8 - 64.7, n=6) | |
Dell Inspiron 14 7445 2-in-1 | |
Lenovo ThinkBook 14 2-in-1 G4 IML | |
1920x1080 Low Preset | |
Average AMD Radeon 780M (30.2 - 43.9, n=7) | |
Dell Inspiron 14 7445 2-in-1 | |
HP ZBook Firefly 14 G10 A | |
Lenovo ThinkBook 14 2-in-1 G4 IML | |
1920x1080 Medium Preset | |
Average AMD Radeon 780M (24.3 - 36.8, n=9) | |
Dell Inspiron 14 7445 2-in-1 | |
HP ZBook Firefly 14 G10 A | |
Lenovo ThinkBook 14 2-in-1 G4 IML | |
1920x1080 High Preset | |
Average AMD Radeon 780M (21.1 - 29.9, n=9) | |
Dell Inspiron 14 7445 2-in-1 | |
HP ZBook Firefly 14 G10 A | |
1920x1080 Ultra Preset | |
Average AMD Radeon 780M (20.2 - 29.2, n=9) | |
Dell Inspiron 14 7445 2-in-1 |
开机空转时的帧速率 Witcher 3在最初的几分钟内,帧速率似乎较高,在 40 FPS 左右,随后降至 30 FPS 和 40 FPS 左右。这一观察结果与我们的功耗数据一致,表明在几分钟的压力后 GPU 时钟速率会降低。
Witcher 3 FPS Chart
low | med. | high | ultra | |
The Witcher 3 (2015) | 119 | 39.1 | 24.1 | |
Dota 2 Reborn (2015) | 146.3 | 111.9 | 74.5 | 66.7 |
Final Fantasy XV Benchmark (2018) | 60.5 | 32.3 | 23.7 | |
X-Plane 11.11 (2018) | 57.2 | 42.3 | 35.9 | |
Far Cry 5 (2018) | 66 | 36 | 33 | 31 |
Strange Brigade (2018) | 134.7 | 56.8 | 47 | 39.9 |
Tiny Tina's Wonderlands (2022) | 48.2 | 37.1 | 26.3 | 19.8 |
F1 22 (2022) | 68.2 | 58.4 | 43.7 | 11.6 |
Baldur's Gate 3 (2023) | 31 | 26.3 | 22.2 | 21.2 |
Cyberpunk 2077 2.1 Phantom Liberty (2023) | 34.3 | 26.5 | 21.5 | 19.1 |
排放量
系统噪音
Noise Level
Idle |
| 24.3 / 24.3 / 24.8 dB(A) |
Load |
| 33.5 / 43.8 dB(A) |
![]() | ||
30 dB silent 40 dB(A) audible 50 dB(A) loud |
||
min: ![]() ![]() ![]() |
Dell Inspiron 14 7445 2-in-1 Radeon 780M, R7 8840HS, Micron 2400 MTFDKBK1T0QFM | Dell Inspiron 14 7435 2-in-1 Vega 7, R5 7530U | Dell XPS 13 9310 2-in-1 Iris Xe G7 96EUs, i7-1165G7, Toshiba BG4 KBG40ZPZ512G | Lenovo IdeaPad Flex 5 14IRU8 Iris Xe G7 80EUs, i5-1335U, Samsung PM9B1 512GB MZAL4512HBLU | HP Pavilion x360 14-dy0157ng Iris Xe G7 80EUs, i5-1135G7, Toshiba KBG40ZNV512G | Asus VivoBook Flip 14 TP470EZ Xe MAX, i5-1135G7, Intel SSD 660p SSDPEKNW512G8 | |
---|---|---|---|---|---|---|
Noise | 5% | -0% | 4% | -6% | -14% | |
off / environment * | 23.6 | 22.8 3% | 24.3 -3% | 23.1 2% | 27 -14% | 29.95 -27% |
Idle Minimum * | 24.3 | 23.2 5% | 24.8 -2% | 23.3 4% | 27 -11% | 29.95 -23% |
Idle Average * | 24.3 | 23.2 5% | 24.8 -2% | 23.3 4% | 27 -11% | 29.95 -23% |
Idle Maximum * | 24.8 | 23.2 6% | 24.8 -0% | 23.3 6% | 27 -9% | 29.95 -21% |
Load Average * | 33.5 | 33 1% | 38 -13% | 37.3 -11% | 38.3 -14% | 39.84 -19% |
Witcher 3 ultra * | 43.8 | 40.9 7% | 38 13% | 38.7 12% | 42.3 3% | |
Load Maximum * | 43.8 | 41.3 6% | 41.5 5% | 38.6 12% | 33.2 24% | 39.84 9% |
* ... smaller is better
温度
热源位于机箱左侧,当长时间运行苛刻的负载时,C 盖和 D 盖的温度分别高达 42 摄氏度和 50 摄氏度。系统运行温度明显高于前代产品,平均温度超过 10 摄氏度,部分原因可能是过渡到了要求更高的 HS 系列处理器。大多数竞争对手的运行温度也比戴尔低,包括 联想 IdeaPad Flex 5i 14.如果 CPU 使用率较高,我们建议将系统放在平面或桌面上。
(±) The maximum temperature on the upper side is 41.2 °C / 106 F, compared to the average of 35.3 °C / 96 F, ranging from 19.6 to 55.7 °C for the class Convertible.
(-) The bottom heats up to a maximum of 48.4 °C / 119 F, compared to the average of 36.8 °C / 98 F
(+) In idle usage, the average temperature for the upper side is 26.3 °C / 79 F, compared to the device average of 30.2 °C / 86 F.
(+) The palmrests and touchpad are cooler than skin temperature with a maximum of 29.8 °C / 85.6 F and are therefore cool to the touch.
(±) The average temperature of the palmrest area of similar devices was 28.1 °C / 82.6 F (-1.7 °C / -3 F).
Dell Inspiron 14 7445 2-in-1 AMD Ryzen 7 8840HS, AMD Radeon 780M | Dell Inspiron 14 7435 2-in-1 AMD Ryzen 5 7530U, AMD Radeon RX Vega 7 | Dell XPS 13 9310 2-in-1 Intel Core i7-1165G7, Intel Iris Xe Graphics G7 96EUs | Lenovo IdeaPad Flex 5 14IRU8 Intel Core i5-1335U, Intel Iris Xe Graphics G7 80EUs | HP Pavilion x360 14-dy0157ng Intel Core i5-1135G7, Intel Iris Xe Graphics G7 80EUs | Asus VivoBook Flip 14 TP470EZ Intel Core i5-1135G7, Intel Iris Xe MAX Graphics | |
---|---|---|---|---|---|---|
Heat | 11% | 5% | 6% | 9% | 7% | |
Maximum Upper Side * | 41.2 | 35.2 15% | 51 -24% | 39.4 4% | 38.9 6% | 41 -0% |
Maximum Bottom * | 48.4 | 38.2 21% | 45.4 6% | 38.8 20% | 40.3 17% | 41.2 15% |
Idle Upper Side * | 29.4 | 31.2 -6% | 24.4 17% | 31.2 -6% | 31.8 -8% | 29.6 -1% |
Idle Bottom * | 35.2 | 30.4 14% | 27.4 22% | 32.8 7% | 27.4 22% | 30 15% |
* ... smaller is better
压力测试
在启动 Prime95 压力测试时,CPU 会提升至 3.8 GHz、92 C 和 38 W,几秒钟后又迅速降至 3.2 GHz、83 C 和 30 W。如下图所示,几分钟后将进一步降至 2.3 GHz、63 C 和 20 W。戴尔在运行 Ryzen 7 8840HS 时有些保守,因为在较大的 HP Envy x360 16在类似的测试条件下,Ryzen 7 8840HS 会在更快的时钟频率(3.1 GHz)、更高的温度(77 C)和更高的功率水平(25 W)下保持稳定。
运行时 Witcher 3时,GPU 时钟频率和温度将稳定在 1511 MHz 和 58 C,这同样是非常保守的目标。而上述惠普公司的测试结果则分别稳定在 2180 MHz 和 68 C。
CPU 时钟 (GHz) | GPU 时钟 (MHz) | CPU 平均温度 (°C) | |
系统闲置 | -- | -- | 49 |
Prime95 压力 | 2.3 | -- | 63 |
Prime95 + FurMark 压力 | 1.4 | 800 | 61 |
Witcher 3 压力 | 0.3 | 1511 | 58 |
Dell Inspiron 14 7445 2-in-1 audio analysis
(+) | speakers can play relatively loud (85 dB)
Bass 100 - 315 Hz
(±) | reduced bass - on average 13.2% lower than median
(±) | linearity of bass is average (8.2% delta to prev. frequency)
Mids 400 - 2000 Hz
(+) | balanced mids - only 4.4% away from median
(+) | mids are linear (4% delta to prev. frequency)
Highs 2 - 16 kHz
(+) | balanced highs - only 2.2% away from median
(+) | highs are linear (4.2% delta to prev. frequency)
Overall 100 - 16.000 Hz
(+) | overall sound is linear (11.5% difference to median)
Compared to same class
» 7% of all tested devices in this class were better, 3% similar, 90% worse
» The best had a delta of 6%, average was 21%, worst was 57%
Compared to all devices tested
» 6% of all tested devices were better, 2% similar, 92% worse
» The best had a delta of 4%, average was 25%, worst was 134%
Apple MacBook Pro 16 2021 M1 Pro audio analysis
(+) | speakers can play relatively loud (84.7 dB)
Bass 100 - 315 Hz
(+) | good bass - only 3.8% away from median
(+) | bass is linear (5.2% delta to prev. frequency)
Mids 400 - 2000 Hz
(+) | balanced mids - only 1.3% away from median
(+) | mids are linear (2.1% delta to prev. frequency)
Highs 2 - 16 kHz
(+) | balanced highs - only 1.9% away from median
(+) | highs are linear (2.7% delta to prev. frequency)
Overall 100 - 16.000 Hz
(+) | overall sound is linear (4.6% difference to median)
Compared to same class
» 0% of all tested devices in this class were better, 0% similar, 100% worse
» The best had a delta of 5%, average was 18%, worst was 45%
Compared to all devices tested
» 0% of all tested devices were better, 0% similar, 100% worse
» The best had a delta of 4%, average was 25%, worst was 134%
能源管理
耗电量
功耗与我们去年在 Inspiron 14 7435 2 合 1 上记录的相当接近,有时甚至略低。运行游戏或 Prime95 时例外,Ryzen 7 8840HS 可以提供更快的初始 Turbo Core 性能,但几分钟后最终会出现节流。在初始性能较高时,Inspiron 14 7445 2 合 1 的功耗会比上一代产品高出几瓦。从每瓦特性能的角度来看,结果仍然非常可观。
游戏几分钟后,耗电量会下降很多。运行 Witcher 3为例,测试开始时的功耗高达 50 瓦,6 分钟后功耗降至 35 瓦或更高。
我们使用小型通用(11.3 x 5 x 2.7 厘米)65 W USB-C 交流适配器记录的临时最大功耗为 63 W。
Off / Standby | ![]() ![]() |
Idle | ![]() ![]() ![]() |
Load |
![]() ![]() |
![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
Dell Inspiron 14 7445 2-in-1 R7 8840HS, Radeon 780M, Micron 2400 MTFDKBK1T0QFM, IPS, 1920x1200, 14.00 | Dell Inspiron 14 7435 2-in-1 R5 7530U, Vega 7, , IPS, 1920x1200, 14.00 | Dell XPS 13 9310 2-in-1 i7-1165G7, Iris Xe G7 96EUs, Toshiba BG4 KBG40ZPZ512G, IPS, 1920x1200, 13.40 | Lenovo IdeaPad Flex 5 14IRU8 i5-1335U, Iris Xe G7 80EUs, Samsung PM9B1 512GB MZAL4512HBLU, IPS, 1920x1200, 14.00 | HP Pavilion x360 14-dy0157ng i5-1135G7, Iris Xe G7 80EUs, Toshiba KBG40ZNV512G, IPS, 1920x1080, 14.00 | Asus VivoBook Flip 14 TP470EZ i5-1135G7, Xe MAX, Intel SSD 660p SSDPEKNW512G8, IPS, 1920x1080, 14.00 | |
---|---|---|---|---|---|---|
Power Consumption | -3% | 30% | -13% | 30% | -48% | |
Idle Minimum * | 4.5 | 5.3 -18% | 2.6 42% | 8 -78% | 4 11% | 8.6 -91% |
Idle Average * | 8.4 | 9.1 -8% | 6.4 24% | 10.6 -26% | 6.7 20% | 9.56 -14% |
Idle Maximum * | 8.9 | 9.4 -6% | 7.7 13% | 10.7 -20% | 8.2 8% | 25.82 -190% |
Load Average * | 50.7 | 54.9 -8% | 29.9 41% | 46.8 8% | 29.6 42% | 47 7% |
Witcher 3 ultra * | 50.8 | 45 11% | 32.2 37% | 27.7 45% | 29.6 42% | 45.9 10% |
Load Maximum * | 62.4 | 55.8 11% | 47.5 24% | 68.3 -9% | 26.7 57% | 69.48 -11% |
* ... smaller is better
Power Consumption Witcher 3 / Stresstest
Power Consumption external Monitor
电池寿命
Dell Inspiron 14 7445 2-in-1 R7 8840HS, Radeon 780M, 54 Wh | Dell Inspiron 14 7435 2-in-1 R5 7530U, Vega 7, 54 Wh | Dell XPS 13 9310 2-in-1 i7-1165G7, Iris Xe G7 96EUs, 51 Wh | Lenovo IdeaPad Flex 5 14IRU8 i5-1335U, Iris Xe G7 80EUs, 52.5 Wh | HP Pavilion x360 14-dy0157ng i5-1135G7, Iris Xe G7 80EUs, 43 Wh | Asus VivoBook Flip 14 TP470EZ i5-1135G7, Xe MAX, 42 Wh | |
---|---|---|---|---|---|---|
Battery Runtime | -12% | 17% | -25% | -31% | -44% | |
Reader / Idle | 1330 | 1192 -10% | 1525 15% | 1059 -20% | ||
WiFi v1.3 | 787 | 668 -15% | 643 -18% | 588 -25% | 427 -46% | 440.9 -44% |
Load | 134 | 120 -10% | 205 53% | 97 -28% | ||
H.264 | 535 |
Pros
Cons
评语:性价比高,速度快,功能多
Inspiron 14 7445 2 合 1 拥有一系列值得称道的功能,包括可转换外形、最新一代 Zen 4 Ryzen-HS CPU 和 AI 就绪集成 NPU,而所有这些都不到 1000 美元。从 Ryzen-U 跃升到 Ryzen-HS 可能是最显著的变化,特别是对于多任务处理者、休闲游戏玩家或图形编辑来说,他们都能从更快的 CPU 中受益。这也让戴尔在与竞争对手的竞争中占得先机,例如 HPPavilion x360 14, 华硕 VivoBook Flip 14和 联想 IdeaPad Flex 5 14仍在使用 U 系列 CPU。
不过,作为一款经济实惠的可折叠本,偷工减料在所难免,当然也有一些值得警惕的地方。更具体地说,Inspiron 14 7445 2 合 1 尽管采用了相对较快的处理器和较小的外形尺寸,但由于显示屏色彩和亮度有限,因此对于大多数图形工作和室外使用来说都不太理想。此外,Inspiron 14 7445 还不支持 USB4,这意味着它的扩展坞功能非常有限。如果这些功能对您来说很重要,那么您必须升级到戴尔Latitude 系列系列,其价格可能是 Inspiron 的两倍。
Inspiron 14 7445 2 合 1 不仅速度快,而且输入舒适,它还为人工智能革命做好了准备,而且价格实惠。不过,显示质量还有待提高。
Inspiron 14 7445 2 合 1 的有力替代品可能是 华硕 VivoBook 14XVivoBook 14X 提供 OLED、独立GeForce RTX 显卡,重量更轻,价格却与 Inspiron 14 差不多。它可能没有可转换设计,但其原始图形性能和卓越的图像质量可能会弥补这一不足。
价格和供应情况
戴尔现在为我们提供的配置是 Ryzen 7 CPU、16 GB 内存和 1 TB SSD,售价为 950 美元。配备 Ryzen 5 的低端配置,内存和存储空间仅为 Ryzen 5 的一半,售价为 730 美元。
Dell Inspiron 14 7445 2-in-1
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06/24/2024 v8 (new)
Allen Ngo
Transparency
The present review sample was made available to the author as a loan by the manufacturer or a shop for the purposes of review. The lender had no influence on this review, nor did the manufacturer receive a copy of this review before publication. There was no obligation to publish this review.