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Is the Core Ultra 7 255H worth it in the ThinkPad E16 G3? We tested it

Lenovo ThinkPad E16 G3 (Image source: Notebookcheck)
Lenovo ThinkPad E16 G3 (Image source: Notebookcheck)
Lenovo's affordable office laptop ThinkPad E16 G3 performed very well in our review. You can also get the more powerful Core Ultra 7 255H including the faster Arc Graphics 140T, but is it worth the additional charge? We tested it.

The new ThinkPad E16 G3 left a good impression in our review and Lenovo improved the office laptop in important areas, including the chassis, the ports and the display. Our review unit was equipped with the current Intel Core Ultra 5 225U (Arrow Lake) and it offers sufficient CPU performance for standard office tasks, but the weak spot is the low iGPU performance. We now had the chance to test the ThinkPad E16 G3 with the more powerful Core Ultra 7 255H, which also offers the integrated Intel Arc Graphics 140T. It is no surprise that the Core Ultra 255H offers more performance, but the cooling unit (one fan, small heatpipe) is identical, so how much performance can you use?

Both CPU models use the identical cooling unit.
Both CPU models use the identical cooling unit.

Across all CPU benchmarks, the performance of the Core Ultra 7 255H is 29 % ahead of the Core Ultra 5 225U. However, it is also slower compared to the average performance in our database. Especially longer benchmarks show the effect of the comparatively weak cooling unit, which is clearly visible in the long Cinebench 2024 Multi test. The ThinkPad is 20 % behind the average for the Core Ultra 7 255H in this scenario. The smaller Core Ultra 5 225H in the ExpertBook B5 is also not much slower at comparable power limits.

CPU Performance Rating: Percent
Cinebench 2024: CPU Multi Core | CPU Single Core
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 6.4: 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
Average Intel Core Ultra 7 255H
 
85.9 pt
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
80 pt
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
78.8 pt
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
61.9 pt
Cinebench 2024 / CPU Multi Core
Average Intel Core Ultra 7 255H
  (750 - 1197, n=5)
942 Points +26%
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
859 Points +15%
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
750 Points
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
621 Points -17%
Cinebench 2024 / CPU Single Core
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
128.1 Points
Average Intel Core Ultra 7 255H
  (123.5 - 128.1, n=6)
126.2 Points -1%
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
119.8 Points -6%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
101.9 Points -20%
Cinebench R23 / Multi Core
Average Intel Core Ultra 7 255H
  (16435 - 22578, n=10)
18134 Points +10%
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
16466 Points 0%
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
16435 Points
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
11612 Points -29%
Cinebench R23 / Single Core
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
2113 Points
Average Intel Core Ultra 7 255H
  (2047 - 2152, n=10)
2095 Points -1%
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
1992 Points -6%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
1730 Points -18%
Cinebench R20 / CPU (Multi Core)
Average Intel Core Ultra 7 255H
  (6414 - 8860, n=9)
7150 Points +11%
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
6414 Points
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
6399 Points 0%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
4486 Points -30%
Cinebench R20 / CPU (Single Core)
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
806 Points
Average Intel Core Ultra 7 255H
  (786 - 826, n=9)
805 Points 0%
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
763 Points -5%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
669 Points -17%
Cinebench R15 / CPU Multi 64Bit
Average Intel Core Ultra 7 255H
  (2414 - 3444, n=9)
2829 Points +17%
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
2626 (2293.31min - 2626.4max) Points +9%
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
2414 (1790.43min - 2414.44max) Points
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
1897 (1663.2min - 1896.9max) Points -21%
Cinebench R15 / CPU Single 64Bit
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
308 Points
Average Intel Core Ultra 7 255H
  (258 - 322, n=9)
307 Points 0%
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
296 Points -4%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
245 Points -20%
Blender / v2.79 BMW27 CPU
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
292 Seconds * -21%
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
241 Seconds *
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
216 Seconds * +10%
Average Intel Core Ultra 7 255H
  (157 - 251, n=9)
208 Seconds * +14%
7-Zip 18.03 / 7z b 4
Average Intel Core Ultra 7 255H
  (47514 - 68627, n=10)
57327 MIPS +7%
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
53436 MIPS
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
51720 MIPS -3%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
42793 MIPS -20%
7-Zip 18.03 / 7z b 4 -mmt1
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
6385 MIPS
Average Intel Core Ultra 7 255H
  (4589 - 6385, n=10)
5906 MIPS -8%
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
5695 MIPS -11%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
5133 MIPS -20%
Geekbench 6.4 / Multi-Core
Average Intel Core Ultra 7 255H
  (11979 - 17489, n=10)
14969 Points +6%
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
14088 Points
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
12099 Points -14%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
9276 Points -34%
Geekbench 6.4 / Single-Core
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
2910 Points
Average Intel Core Ultra 7 255H
  (2858 - 2925, n=10)
2892 Points -1%
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
2770 Points -5%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
2390 Points -18%
Geekbench 5.5 / Multi-Core
Average Intel Core Ultra 7 255H
  (11348 - 17218, n=9)
14420 Points +14%
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
12673 Points
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
11570 Points -9%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
8738 Points -31%
Geekbench 5.5 / Single-Core
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
2117 Points
Average Intel Core Ultra 7 255H
  (1980 - 2121, n=9)
2081 Points -2%
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
1987 Points -6%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
1779 Points -16%
HWBOT x265 Benchmark v2.2 / 4k Preset
Average Intel Core Ultra 7 255H
  (16.2 - 25.8, n=9)
20.5 fps +12%
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
18.5 fps +1%
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
18.3 fps
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
12.8 fps -30%
LibreOffice / 20 Documents To PDF
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
61.5 s *
Average Intel Core Ultra 7 255H
  (41.3 - 61.6, n=9)
49.2 s * +20%
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
48.5 s * +21%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
46.3 s * +25%
R Benchmark 2.5 / Overall mean
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U
0.4952 sec * -14%
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H
0.4507 sec * -3%
Average Intel Core Ultra 7 255H
  (0.4233 - 0.515, n=9)
0.4422 sec * -2%
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H
0.4355 sec *

* ... smaller is better

The situation is much better when you look at the performance of the iGPU. However, we have to note that the Arc Graphics 140T also benefits from a dual-channel memory configuration, while the base model with the Intel Graphics was only equipped with a one memory module (single channel). The 140T is 120 % faster than the Intel Graphics in synthetic benchmarks, but the results are once again a bit behind the average results we usually get for this iGPU.

3DMark Performance Rating - Percent
Average Intel Arc Graphics 140T
 
100 pt
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Arc Graphics 140T, Intel Core Ultra 7 255H
86.2 pt
Asus ExpertBook B5 B5605CCA
Intel Arc Graphics 130T, Intel Core Ultra 5 225H
63.4 pt
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Graphics 4-Core iGPU (Arc), Intel Core Ultra 5 225U
39.2 pt
3DMark 11 - 1280x720 Performance GPU
Average Intel Arc Graphics 140T
  (10801 - 14932, n=8)
12706 Points +18%
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Arc Graphics 140T, Intel Core Ultra 7 255H
10801 Points
Asus ExpertBook B5 B5605CCA
Intel Arc Graphics 130T, Intel Core Ultra 5 225H
9106 Points -16%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Graphics 4-Core iGPU (Arc), Intel Core Ultra 5 225U
4580 Points -58%
3DMark
1920x1080 Fire Strike Graphics
Average Intel Arc Graphics 140T
  (7652 - 10299, n=8)
9090 Points +19%
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Arc Graphics 140T, Intel Core Ultra 7 255H
7652 Points
Asus ExpertBook B5 B5605CCA
Intel Arc Graphics 130T, Intel Core Ultra 5 225H
5173 Points -32%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Graphics 4-Core iGPU (Arc), Intel Core Ultra 5 225U
3838 Points -50%
2560x1440 Time Spy Graphics
Average Intel Arc Graphics 140T
  (3487 - 4212, n=8)
3894 Points +12%
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Arc Graphics 140T, Intel Core Ultra 7 255H
3487 Points
Asus ExpertBook B5 B5605CCA
Intel Arc Graphics 130T, Intel Core Ultra 5 225H
2402 Points -31%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Graphics 4-Core iGPU (Arc), Intel Core Ultra 5 225U
1530 Points -56%

If you like to play some games after the work is finished, you will benefit from the Core Ultra 7 255H with the Arc Graphics 140T as well. Our default gaming benchmarks in the 1080p resolution show an advantage over 70 % compared to the Core Ultra 5 225U. If you plan on using an external graphics card (which is no problem thanks to Thunderbolt 4), you also benefit from more headroom with the faster processor.

Performance Rating - Percent
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H, Intel Arc Graphics 140T
97.8 pt
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H, Intel Arc Graphics 130T
76.2 pt
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U, Intel Graphics 4-Core iGPU (Arc)
57.2 pt
Cyberpunk 2077 2.2 Phantom Liberty - 1920x1080 Ultra Preset (FSR off)
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H, Intel Arc Graphics 140T
20.9 fps
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H, Intel Arc Graphics 130T
15.6 (13.6min) fps -25%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U, Intel Graphics 4-Core iGPU (Arc)
11.4 (9.8min) fps -45%
Baldur's Gate 3 - 1920x1080 Ultra Preset AA:T
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H, Intel Arc Graphics 130T
27.2 fps +18%
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H, Intel Arc Graphics 140T
23 fps
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U, Intel Graphics 4-Core iGPU (Arc)
12.2 fps -47%
GTA V - 1920x1080 Highest Settings possible AA:4xMSAA + FX AF:16x
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H, Intel Arc Graphics 140T
15.9 (5.75min, 11.9P1) fps
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H, Intel Arc Graphics 130T
9.75 (6.37min, 7.46P1) fps -39%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U, Intel Graphics 4-Core iGPU (Arc)
7.73 (4.54min, 5.92P1) fps -51%
Final Fantasy XV Benchmark - 1920x1080 High Quality
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H, Intel Arc Graphics 140T
26 fps
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H, Intel Arc Graphics 130T
18.8 fps -28%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U, Intel Graphics 4-Core iGPU (Arc)
14.9 fps -43%
Strange Brigade - 1920x1080 ultra AA:ultra AF:16
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H, Intel Arc Graphics 140T
46.2 (6.6min, 12.2P1) fps
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H, Intel Arc Graphics 130T
29.9 (12.8min, 20P1) fps -35%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U, Intel Graphics 4-Core iGPU (Arc)
22.1 (17.8min, 18.4P1) fps -52%
Dota 2 Reborn - 1920x1080 ultra (3/3) best looking
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H, Intel Arc Graphics 140T
76.7 (48.7min) fps
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H, Intel Arc Graphics 130T
52.5 (26.2min) fps -32%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U, Intel Graphics 4-Core iGPU (Arc)
49.9 (18.9min) fps -35%
X-Plane 11.11 - 1920x1080 high (fps_test=3)
Lenovo ThinkPad E16 G3-21SSS00E00
Intel Core Ultra 7 255H, Intel Arc Graphics 140T
34.3 fps
Asus ExpertBook B5 B5605CCA
Intel Core Ultra 5 225H, Intel Arc Graphics 130T
31.5 fps -8%
Lenovo ThinkPad E16 G3-21SSS00F00
Intel Core Ultra 5 225U, Intel Graphics 4-Core iGPU (Arc)
28.2 fps -18%

As expected, the Core Ultra 7 255H is much more powerful than the Core Ultra 5 225U, but keep in mind that the cooling of the ThinkPad E16 G3 cannot utilize the full potential of the faster CPU. Whether you are willing to pay 170 Euros more is another question. The smaller Core Ultra 5 225H (including the Arc Graphics 130T) for 50 Euros more is probably the more reasonable choice for the E16 G3. Please see our full review of the Lenovo ThinkPad E16 G3 for all further information.

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> Expert Reviews and News on Laptops, Smartphones and Tech Innovations > News > News Archive > Newsarchive 2025 07 > Is the Core Ultra 7 255H worth it in the ThinkPad E16 G3? We tested it
Andreas Osthoff, 2025-07-23 (Update: 2025-07-23)