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InnoReviews

AMD Ryzen 7 8840U vs AMD Ryzen 9 8945H

WINNER
AMD Ryzen 7 8840U
57.4Inno Score
VS
A
57.3Inno Score
62.9Single-core63.6
44.2Multi-core52.5
73.5Efficiencyspec-based53.8
68.5iGPU—
55.5Platformspec-based61.8
1 spec wins — AMD Ryzen 7 8840U8 spec wins — AMD Ryzen 9 8945H

InnoReviews verdict

This one is close to a dead heat: AMD Ryzen 7 8840U scores 57.4 against 57.3 for AMD Ryzen 9 8945H. Pick by the categories that matter to you, or by price.

Which would you pick?

Key differences

Reasons to pick the AMD Ryzen 7 8840U

  • 38% lower Base TDP: 28 W vs 45 W

Reasons to pick the AMD Ryzen 9 8945H

  • Stronger multi-core score: 53 vs 44
  • 167% higher Max memory: 256 GB vs 96 GB
  • 80% higher Max TDP: 54 W vs 30 W
  • 44% higher Cinebench R23 (multi): 17,604 vs 12,191
  • 29% higher PassMark: 30,083 vs 23,390

General

General comparison: AMD Ryzen 7 8840U versus AMD Ryzen 9 8945H
SpecAMD Ryzen 7 8840UAMD Ryzen 9 8945H
Announced20232024
Process4 nm4 nm
Base TDP28 W+38%45 W
Max TDP30 W54 W+80%

Cores & Clocks

Cores & Clocks comparison: AMD Ryzen 7 8840U versus AMD Ryzen 9 8945H
SpecAMD Ryzen 7 8840UAMD Ryzen 9 8945H
Cores88
Performance cores88
Efficiency cores—0
Threads1616
Base clock3.3 GHz4 GHz+21%
Boost clock5.1 GHz5.2 GHz+2%
L3 cache16 MB16 MB

Integrated GPU

Integrated GPU comparison: AMD Ryzen 7 8840U versus AMD Ryzen 9 8945H
SpecAMD Ryzen 7 8840UAMD Ryzen 9 8945H
iGPUAMD Radeon 780MAMD Radeon 780M
iGPU clock2,700 MHz2,800 MHz

Memory

Memory comparison: AMD Ryzen 7 8840U versus AMD Ryzen 9 8945H
SpecAMD Ryzen 7 8840UAMD Ryzen 9 8945H
Memory supportDDR5-5600 / LPDDR5X-7500LPDDR5X-7500 / DDR5-5600
Max memory96 GB256 GB+167%

Benchmarks

Benchmarks comparison: AMD Ryzen 7 8840U versus AMD Ryzen 9 8945H
SpecAMD Ryzen 7 8840UAMD Ryzen 9 8945H
Geekbench 6 (single)—2,702Top 38%
Geekbench 6 (multi)—12,650Top 39%
Cinebench R23 (single)1,619Bottom 41%1,813+12%Top 35%
Cinebench R23 (multi)12,191Top 50%17,604+44%Top 22%
PassMark23,390Top 40%30,083+29%Top 21%
3DMark Time Spy Graphics (iGPU)2,659Top 23%—

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AMD Ryzen 7 8840Uvs Intel Core Ultra 5 325VSAMD Ryzen 7 8840Uvs Intel Core Ultra 7 256VVSAMD Ryzen 7 8840Uvs Intel Core Ultra 7 258VVSAMD Ryzen 7 8840Uvs AMD Ryzen 7 H 255VSAMD Ryzen 9 8945Hvs AMD Ryzen 7 H 255VSAMD Ryzen 9 8945Hvs Intel Core Ultra 9 185HVSAMD Ryzen 9 8945Hvs Intel Core Ultra 5 325VSAMD Ryzen 9 8945Hvs Intel Core Ultra 7 256VVS

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