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AMD Ryzen 7 5800U vs AMD Ryzen 7 H 255

AMD Ryzen 7 5800U
49.3Inno Score
VS
WINNER
AMD Ryzen 7 H 255
57.3Inno Score
46.5Single-core59.8
37.1Multi-core51
81.9Efficiencyspec-based53.8
49.7iGPU71.7
49.3Platformspec-based61.8
1 spec wins — AMD Ryzen 7 5800U11 spec wins — AMD Ryzen 7 H 255

InnoReviews verdict

AMD Ryzen 7 H 255 wins this laptop processor face-off, 57.3 to 49.3, pulling ahead mainly in iGPU (+22) and multi-core (+14). 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

  • 67% lower Base TDP: 15 W vs 45 W

Reasons to pick the AMD Ryzen 7 H 255

  • Stronger single-core score: 60 vs 47
  • Stronger multi-core score: 51 vs 37
  • Stronger iGPU score: 72 vs 50
  • 169% higher 3DMark Time Spy Graphics (iGPU): 3,077 vs 1,142
  • 116% higher Max TDP: 54 W vs 25 W

General

General comparison: AMD Ryzen 7 5800U versus AMD Ryzen 7 H 255
SpecAMD Ryzen 7 5800UAMD Ryzen 7 H 255
Announced20212025
Process7 nm4 nm+43%
Base TDP15 W+67%45 W
Max TDP25 W54 W+116%

Cores & Clocks

Cores & Clocks comparison: AMD Ryzen 7 5800U versus AMD Ryzen 7 H 255
SpecAMD Ryzen 7 5800UAMD Ryzen 7 H 255
Cores88
Performance cores88
Efficiency cores—0
Threads1616
Base clock1.9 GHz3.8 GHz+100%
Boost clock4.4 GHz4.9 GHz+11%
L3 cache16 MB16 MB

Integrated GPU

Integrated GPU comparison: AMD Ryzen 7 5800U versus AMD Ryzen 7 H 255
SpecAMD Ryzen 7 5800UAMD Ryzen 7 H 255
iGPUAMD Radeon Vega 8AMD Radeon 780M
iGPU clock2,000 MHz2,600 MHz

Memory

Memory comparison: AMD Ryzen 7 5800U versus AMD Ryzen 7 H 255
SpecAMD Ryzen 7 5800UAMD Ryzen 7 H 255
Memory supportDDR4-3200 / LPDDR4-4266LPDDR5X-7500 / DDR5-5600
Max memory—256 GB

Benchmarks

Benchmarks comparison: AMD Ryzen 7 5800U versus AMD Ryzen 7 H 255
SpecAMD Ryzen 7 5800UAMD Ryzen 7 H 255
Geekbench 6 (single)1,865Bottom 16%2,546+37%Top 48%
Geekbench 6 (multi)7,934Bottom 26%12,670+60%Top 39%
Cinebench R23 (single)1,425Bottom 22%1,708+20%Top 50%
Cinebench R23 (multi)8,851Bottom 32%16,137+82%Top 32%
PassMark17,953Bottom 43%28,205+57%Top 25%
3DMark Time Spy Graphics (iGPU)1,142Bottom 40%3,077+169%Top 17%

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