HowManyFPS Desktop App v1.25.3Track Bottlenecks and Boost Your FPSOpen HowManyFPS.com on your PC to benchmark

CPU Comparison: FPS, Specs & Value

Ryzen 9 5900HX vs Ryzen 9 7945HX

The Ryzen 9 5900HX is quite a bit slower than the Ryzen 9 7945HX on average across 100+ games. We cannot compare value as at least one CPU is out of stock.

bar_chartBenchmarks groupCommunity calculateFPS Calculator compressBottleneck Calculator

CPU

View All CPUs

CPU

View All CPUs

Up to 38% faster on average across 100+ games
Is 2 years newer

FPS Comparison Across Popular Games

Predicted average FPS at 1080p, 1440p, and 4K, based on real game benchmarks.

Resolution

Quality

Paired GPU

View Compare All GPUs

Select GPU

Counter-Strike 22023

Ryzen 9 5900HX

613FPS

Ryzen 9 7945HX

730FPS

League of Legends2009

Ryzen 9 5900HX

280FPS

Ryzen 9 7945HX

395FPS

Valorant2020

Ryzen 9 5900HX

650FPS

Ryzen 9 7945HX

772FPS

Dota 22013

Ryzen 9 5900HX

219FPS

Ryzen 9 7945HX

290FPS

Grand Theft Auto V2013

Ryzen 9 5900HX

213FPS

Ryzen 9 7945HX

223FPS

Rocket League2015

Ryzen 9 5900HX

963FPS

Ryzen 9 7945HX

1064FPS

Fortnite2017

Overwatch 22023

534FPS

567FPS

Specs & Benchmark Comparison

Side-by-side specs, synthetic benchmarks, and key hardware differences.

Scorehelp

Ryzen 9 5900HX

49%

Ryzen 9 7945HX

73%

Ryzen 9 7945HX ranks 24 points higher.

Coreshelp

Ryzen 9 5900HX

Ryzen 9 7945HX

Ryzen 9 7945HX has 8 more cores.

Threadshelp

Ryzen 9 5900HX

Ryzen 9 7945HX

Ryzen 9 7945HX has 16 more threads.

L3 Cachehelp

Ryzen 9 5900HX

16 MB

Ryzen 9 7945HX

64 MB

Ryzen 9 7945HX has 48 MB more L3 cache.

Base Frequencyhelp

Ryzen 9 5900HX

3.3 GHz

Ryzen 9 7945HX

2.5 GHz

Ryzen 9 5900HX has a 32% higher base clock.

Turbo Frequencyhelp

Ryzen 9 5900HX

4.6 GHz

Ryzen 9 7945HX

5.4 GHz

Ryzen 9 7945HX boosts 17% higher.

TDPhelp

Ryzen 9 5900HX

45W

Ryzen 9 7945HX

55W

Ryzen 9 5900HX draws 10W less power.

Pricehelp

Ryzen 9 5900HX

Ryzen 9 7945HX

Ryzen 9 5900HXRyzen 9 7945HX

FP6

Sockethelp

FL1

Cezanne

Codenamehelp

Dragon Range

Mobile

Segmenthelp

Mobile

Radeon Vega 8

Integrated GPUhelp

Radeon 610M

4266 MHz (DDR4)

RAMhelp

5200 MHz (DDR5)

Overclockable

Overclock Supporthelp

Overclockable

Frequently Asked Questions

compare_arrowsWhich is better, Ryzen 9 5900HX or Ryzen 9 7945HX?expand_more

The Ryzen 9 7945HX. It's 49% faster than the Ryzen 9 5900HX on average across 100+ games, scoring 73/100 vs 49/100 in our gaming rating.

speedHow much faster is Ryzen 9 7945HX than Ryzen 9 5900HX?expand_more

49% faster on average. The gap varies by game and resolution, check the per-game FPS comparison above.

aspect_ratioWhich is better for 1440p and 4K gaming, Ryzen 9 5900HX or Ryzen 9 7945HX?expand_more

The Ryzen 9 7945HX is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.

paidIs the Ryzen 9 7945HX worth buying in 2026?expand_more

It scores 73/100 in our gaming rating, faster than most CPUs on the market. Good buy if the price is right.

differenceWhat is the difference between Ryzen 9 5900HX and Ryzen 9 7945HX?expand_more

Performance: Ryzen 9 5900HX scores 49/100, Ryzen 9 7945HX scores 73/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.

compressWill the Ryzen 9 5900HX or Ryzen 9 7945HX bottleneck my PC?expand_more

Depends on the rest of your build, especially your GPU. Swap the paired GPU in the FPS section above to see if it limits performance, or use our bottleneck calculator for a full analysis.

upgradeIs it worth upgrading to the Ryzen 9 5900HX or Ryzen 9 7945HX?expand_more

The Ryzen 9 7945HX is the stronger pick at 73/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.