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AMD Ryzen 7 5800U vs Intel Core Ultra 7 255H

AMD Ryzen 7 5800U
49.3Inno Score
VS
WINNER
Intel Core Ultra 7 255H
65.3Inno Score
46.5Single-core69.7
37.1Multi-core56.8
81.9Efficiencyspec-based75.7
49.7iGPU75.9
49.3Platformspec-based60.5
2 spec wins — AMD Ryzen 7 5800U13 spec wins — Intel Core Ultra 7 255H

InnoReviews verdict

Intel Core Ultra 7 255H wins this laptop processor face-off, 65.3 to 49.3, pulling ahead mainly in iGPU (+26) and single-core (+23). AMD Ryzen 7 5800U still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the AMD Ryzen 7 5800U

  • 46% lower Base TDP: 15 W vs 28 W
  • 33% higher Performance cores: 8 vs 6

Reasons to pick the Intel Core Ultra 7 255H

  • Stronger single-core score: 70 vs 47
  • Stronger multi-core score: 57 vs 37
  • Stronger iGPU score: 76 vs 50
  • 360% higher Max TDP: 115 W vs 25 W
  • 226% higher 3DMark Time Spy Graphics (iGPU): 3,719 vs 1,142

General

General comparison: AMD Ryzen 7 5800U versus Intel Core Ultra 7 255H
SpecAMD Ryzen 7 5800UIntel Core Ultra 7 255H
Announced20212025
Process7 nm3 nm+57%
Base TDP15 W+46%28 W
Max TDP25 W115 W+360%

Cores & Clocks

Cores & Clocks comparison: AMD Ryzen 7 5800U versus Intel Core Ultra 7 255H
SpecAMD Ryzen 7 5800UIntel Core Ultra 7 255H
Cores816+100%
Performance cores8+33%6
Efficiency cores—10
Threads1616
Base clock1.9 GHz2 GHz+5%
Boost clock4.4 GHz5.1 GHz+16%
L3 cache16 MB24 MB+50%

Integrated GPU

Integrated GPU comparison: AMD Ryzen 7 5800U versus Intel Core Ultra 7 255H
SpecAMD Ryzen 7 5800UIntel Core Ultra 7 255H
iGPUAMD Radeon Vega 8Intel Arc 140T
iGPU clock2,000 MHz2,250 MHz

Memory

Memory comparison: AMD Ryzen 7 5800U versus Intel Core Ultra 7 255H
SpecAMD Ryzen 7 5800UIntel Core Ultra 7 255H
Memory supportDDR4-3200 / LPDDR4-4266LPDDR5X-8400 / DDR5-6400
Max memory—128 GB

Benchmarks

Benchmarks comparison: AMD Ryzen 7 5800U versus Intel Core Ultra 7 255H
SpecAMD Ryzen 7 5800UIntel Core Ultra 7 255H
Geekbench 6 (single)1,865Bottom 17%2,851+53%Top 28%
Geekbench 6 (multi)7,934Bottom 24%15,362+94%Top 21%
Cinebench R23 (single)1,425Bottom 22%2,055+44%Top 17%
Cinebench R23 (multi)8,851Bottom 31%18,624+110%Top 19%
PassMark17,953Bottom 43%30,782+71%Top 20%
3DMark Time Spy Graphics (iGPU)1,142Bottom 41%3,719+226%Top 7%

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