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AMD Ryzen 7 5800U vs AMD Ryzen 9 7945HX

AMD Ryzen 7 5800U
49.3Inno Score
VS
WINNER
AMD Ryzen 9 7945HX
64.7Inno Score
46.5Single-core69.9
37.1Multi-core76.1
81.9Efficiencyspec-based40
49.7iGPU32.6
49.3Platformspec-based75.4
2 spec wins — AMD Ryzen 7 5800U14 spec wins — AMD Ryzen 9 7945HX

InnoReviews verdict

AMD Ryzen 9 7945HX wins this laptop processor face-off, 64.7 to 49.3, pulling ahead mainly in multi-core (+39) 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

  • Stronger iGPU score: 50 vs 33
  • 116% higher 3DMark Time Spy Graphics (iGPU): 1,142 vs 528
  • 73% lower Base TDP: 15 W vs 55 W

Reasons to pick the AMD Ryzen 9 7945HX

  • Stronger single-core score: 70 vs 47
  • Stronger multi-core score: 76 vs 37
  • 300% higher L3 cache: 64 MB vs 16 MB
  • 285% higher Cinebench R23 (multi): 34,100 vs 8,851
  • 200% higher Max TDP: 75 W vs 25 W

General

General comparison: AMD Ryzen 7 5800U versus AMD Ryzen 9 7945HX
SpecAMD Ryzen 7 5800UAMD Ryzen 9 7945HX
Announced20212023
Process7 nm5 nm+29%
Base TDP15 W+73%55 W
Max TDP25 W75 W+200%

Cores & Clocks

Cores & Clocks comparison: AMD Ryzen 7 5800U versus AMD Ryzen 9 7945HX
SpecAMD Ryzen 7 5800UAMD Ryzen 9 7945HX
Cores816+100%
Performance cores816+100%
Threads1632+100%
Base clock1.9 GHz2.5 GHz+32%
Boost clock4.4 GHz5.4 GHz+23%
L3 cache16 MB64 MB+300%

Integrated GPU

Integrated GPU comparison: AMD Ryzen 7 5800U versus AMD Ryzen 9 7945HX
SpecAMD Ryzen 7 5800UAMD Ryzen 9 7945HX
iGPUAMD Radeon Vega 8AMD Radeon 610M
iGPU clock2,000 MHz2,200 MHz

Memory

Memory comparison: AMD Ryzen 7 5800U versus AMD Ryzen 9 7945HX
SpecAMD Ryzen 7 5800UAMD Ryzen 9 7945HX
Memory supportDDR4-3200 / LPDDR4-4266DDR5-5200
Max memory—64 GB

Benchmarks

Benchmarks comparison: AMD Ryzen 7 5800U versus AMD Ryzen 9 7945HX
SpecAMD Ryzen 7 5800UAMD Ryzen 9 7945HX
Geekbench 6 (single)1,865Bottom 17%2,900+55%Top 23%
Geekbench 6 (multi)7,934Bottom 24%17,200+117%Top 17%
Cinebench R23 (single)1,425Bottom 22%2,030+42%Top 20%
Cinebench R23 (multi)8,851Bottom 31%34,100+285%Top 6%
PassMark17,953Bottom 43%53,778+200%Top 7%
3DMark Time Spy Graphics (iGPU)1,142+116%Bottom 41%528Bottom 20%

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