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InnoReviews

AMD Ryzen 7 7840HS vs AMD Ryzen 9 8945H

WINNER
AMD Ryzen 7 7840HS
59.2Inno Score
VS
A
57.3Inno Score
61.5Single-core63.6
51.2Multi-core52.5
65.4Efficiencyspec-based53.8
68.5iGPU—
61.8Platformspec-based61.8
1 spec wins — AMD Ryzen 7 7840HS8 spec wins — AMD Ryzen 9 8945H

InnoReviews verdict

AMD Ryzen 7 7840HS wins this laptop processor face-off, 59.2 to 57.3. AMD Ryzen 9 8945H 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 7840HS

  • 22% lower Base TDP: 35 W vs 45 W

Reasons to pick the AMD Ryzen 9 8945H

No decisive spec advantages — this side competes on price and preference.

General

General comparison: AMD Ryzen 7 7840HS versus AMD Ryzen 9 8945H
SpecAMD Ryzen 7 7840HSAMD Ryzen 9 8945H
Announced20232024
Process4 nm4 nm
Base TDP35 W+22%45 W
Max TDP54 W54 W

Cores & Clocks

Cores & Clocks comparison: AMD Ryzen 7 7840HS versus AMD Ryzen 9 8945H
SpecAMD Ryzen 7 7840HSAMD Ryzen 9 8945H
Cores88
Performance cores88
Efficiency cores—0
Threads1616
Base clock3.8 GHz4 GHz+5%
Boost clock5.1 GHz5.2 GHz+2%
L3 cache16 MB16 MB

Integrated GPU

Integrated GPU comparison: AMD Ryzen 7 7840HS versus AMD Ryzen 9 8945H
SpecAMD Ryzen 7 7840HSAMD Ryzen 9 8945H
iGPUAMD Radeon 780MAMD Radeon 780M
iGPU clock2,700 MHz2,800 MHz

Memory

Memory comparison: AMD Ryzen 7 7840HS versus AMD Ryzen 9 8945H
SpecAMD Ryzen 7 7840HSAMD Ryzen 9 8945H
Memory supportLPDDR5X-7500 / DDR5-5600LPDDR5X-7500 / DDR5-5600
Max memory256 GB256 GB

Benchmarks

Benchmarks comparison: AMD Ryzen 7 7840HS versus AMD Ryzen 9 8945H
SpecAMD Ryzen 7 7840HSAMD Ryzen 9 8945H
Geekbench 6 (single)2,610Top 42%2,702+4%Top 38%
Geekbench 6 (multi)12,600Top 40%12,650Top 39%
Cinebench R23 (single)1,760Top 44%1,813+3%Top 35%
Cinebench R23 (multi)16,600Top 30%17,604+6%Top 22%
PassMark28,241Top 24%30,083+7%Top 21%
3DMark Time Spy Graphics (iGPU)2,659Top 23%—

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