Skip to content
InnoReviews

AMD Ryzen 9 7940HX vs AMD Ryzen 9 9955HX

AMD Ryzen 9 7940HX
64.8Inno Score
VS
WINNER
AMD Ryzen 9 9955HX
69.5Inno Score
64Single-core74.2
71.4Multi-core82
40Efficiencyspec-based42.2
—iGPU32.6
75.4Platformspec-based84.3
0 spec wins — AMD Ryzen 9 7940HX10 spec wins — AMD Ryzen 9 9955HX

InnoReviews verdict

AMD Ryzen 9 9955HX wins this laptop processor face-off, 69.5 to 64.8, pulling ahead mainly in multi-core (+11) and single-core (+10). AMD Ryzen 9 7940HX 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 9 7940HX

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

Reasons to pick the AMD Ryzen 9 9955HX

  • Stronger single-core score: 74 vs 64
  • Stronger multi-core score: 82 vs 71
  • 300% higher Max memory: 256 GB vs 64 GB
  • 28% higher Cinebench R23 (multi): 37,500 vs 29,400
  • 21% higher Geekbench 6 (multi): 19,500 vs 16,094

General

General comparison: AMD Ryzen 9 7940HX versus AMD Ryzen 9 9955HX
SpecAMD Ryzen 9 7940HXAMD Ryzen 9 9955HX
Announced20242025
Process5 nm4 nm+20%
Base TDP55 W55 W
Max TDP75 W75 W

Cores & Clocks

Cores & Clocks comparison: AMD Ryzen 9 7940HX versus AMD Ryzen 9 9955HX
SpecAMD Ryzen 9 7940HXAMD Ryzen 9 9955HX
Cores1616
Performance cores1616
Efficiency cores0—
Threads3232
Base clock2.4 GHz2.5 GHz+4%
Boost clock5.2 GHz5.4 GHz+4%
L3 cache64 MB64 MB

Integrated GPU

Integrated GPU comparison: AMD Ryzen 9 7940HX versus AMD Ryzen 9 9955HX
SpecAMD Ryzen 9 7940HXAMD Ryzen 9 9955HX
iGPUAMD Radeon 610MAMD Radeon 610M
iGPU clock2,200 MHz2,200 MHz

Memory

Memory comparison: AMD Ryzen 9 7940HX versus AMD Ryzen 9 9955HX
SpecAMD Ryzen 9 7940HXAMD Ryzen 9 9955HX
Memory supportDDR5-5200DDR5-5600
Max memory64 GB256 GB+300%

Benchmarks

Benchmarks comparison: AMD Ryzen 9 7940HX versus AMD Ryzen 9 9955HX
SpecAMD Ryzen 9 7940HXAMD Ryzen 9 9955HX
Geekbench 6 (single)2,751Top 33%3,080+12%Top 14%
Geekbench 6 (multi)16,094Top 19%19,500+21%Top 10%
Cinebench R23 (single)1,807Top 39%2,150+19%Top 11%
Cinebench R23 (multi)29,400Top 8%37,500+28%Top 2%
PassMark52,889Top 7%56,261+6%Top 4%
3DMark Time Spy Graphics (iGPU)—528Bottom 18%

Related comparisons

AMD Ryzen 9 7940HXvs AMD Ryzen 9 7945HXVSAMD Ryzen 9 7940HXvs Apple M4 (10-core)VSAMD Ryzen 9 7940HXvs Intel Core Ultra 7 255HVSAMD Ryzen 9 7940HXvs AMD Ryzen AI 9 365VSAMD Ryzen 9 9955HXvs Intel Core Ultra X9 388HVSAMD Ryzen 9 9955HXvs Apple M5 (10-core)VSAMD Ryzen 9 9955HXvs Intel Core Ultra 7 356HVSAMD Ryzen 9 9955HXvs AMD Ryzen AI 9 HX 470VS

Try another matchup