Skip to content
InnoReviews

AMD Ryzen 5 8640U vs AMD Ryzen 5 8645HS

AMD Ryzen 5 8640U
54.3Inno Score
VS
WINNER
AMD Ryzen 5 8645HS
54.4Inno Score
57.8Single-core53.1
41.3Multi-core45.7
73.5Efficiencyspec-based65.4
65.1iGPU65.1
52.5Platformspec-based58.8
1 spec wins — AMD Ryzen 5 8640U6 spec wins — AMD Ryzen 5 8645HS

InnoReviews verdict

This one is close to a dead heat: AMD Ryzen 5 8640U scores 54.3 against 54.4 for AMD Ryzen 5 8645HS. Pick by the categories that matter to you — AMD Ryzen 5 8645HS edges ahead in multi-core, or by price.

Which would you pick?

Key differences

Reasons to pick the AMD Ryzen 5 8640U

  • Stronger single-core score: 58 vs 53
  • 20% lower Base TDP: 28 W vs 35 W

Reasons to pick the AMD Ryzen 5 8645HS

  • Stronger multi-core score: 46 vs 41
  • 167% higher Max memory: 256 GB vs 96 GB
  • 80% higher Max TDP: 54 W vs 30 W
  • 23% higher Base clock: 4.3 GHz vs 3.5 GHz
  • 11% higher PassMark: 21,977 vs 19,859

General

General comparison: AMD Ryzen 5 8640U versus AMD Ryzen 5 8645HS
SpecAMD Ryzen 5 8640UAMD Ryzen 5 8645HS
Announced20232023
Process4 nm4 nm
Base TDP28 W+20%35 W
Max TDP30 W54 W+80%

Cores & Clocks

Cores & Clocks comparison: AMD Ryzen 5 8640U versus AMD Ryzen 5 8645HS
SpecAMD Ryzen 5 8640UAMD Ryzen 5 8645HS
Cores66
Performance cores66
Threads1212
Base clock3.5 GHz4.3 GHz+23%
Boost clock4.9 GHz5 GHz+2%
L3 cache16 MB16 MB

Integrated GPU

Integrated GPU comparison: AMD Ryzen 5 8640U versus AMD Ryzen 5 8645HS
SpecAMD Ryzen 5 8640UAMD Ryzen 5 8645HS
iGPUAMD Radeon 760MAMD Radeon 760M
iGPU clock2,600 MHz2,600 MHz

Memory

Memory comparison: AMD Ryzen 5 8640U versus AMD Ryzen 5 8645HS
SpecAMD Ryzen 5 8640UAMD Ryzen 5 8645HS
Memory supportLPDDR5X-7500 / DDR5-5600LPDDR5X-7500 / DDR5-5600
Max memory96 GB256 GB+167%

Benchmarks

Benchmarks comparison: AMD Ryzen 5 8640U versus AMD Ryzen 5 8645HS
SpecAMD Ryzen 5 8640UAMD Ryzen 5 8645HS
Geekbench 6 (single)2,464Bottom 35%—
Geekbench 6 (multi)9,903Bottom 34%—
Cinebench R23 (single)1,651Bottom 33%—
Cinebench R23 (multi)10,433Bottom 34%—
PassMark19,859Bottom 43%21,977+11%Bottom 49%
PassMark (single thread)3,459Bottom 33%3,550+3%Bottom 42%
3DMark Time Spy Graphics (iGPU)2,281Top 38%2,281Top 38%

Related comparisons

AMD Ryzen 5 8640Uvs Intel Core 7 350VSAMD Ryzen 5 8640Uvs Intel Core i7-13650HXVSAMD Ryzen 5 8640Uvs AMD Ryzen 5 7540UVSAMD Ryzen 5 8640Uvs AMD Ryzen 5 7640UVSAMD Ryzen 5 8645HSvs AMD Ryzen AI 5 435VSAMD Ryzen 5 8645HSvs AMD Ryzen AI 7 345VSAMD Ryzen 5 8645HSvs Intel Core Ultra 5 125UVSAMD Ryzen 5 8645HSvs AMD Ryzen 9 6900HSVS

Try another matchup