Athlon II X4 635 vs Ryzen 7 9800X3D
The Athlon II X4 635 is quite a bit slower than the Ryzen 7 9800X3D on average across 100+ games. We cannot compare value as at least one CPU is out of stock.
HowManyFPS Team · Prices updated · FPS from real gameplay sessions · Browse benchmarks
FPS Comparison Across Popular Games
Predicted average FPS at 1080p, 1440p, and 4K, based on real game benchmarks.
Specs & Benchmark Comparison
Side-by-side specs, synthetic benchmarks, and key hardware differences.
Base Frequencyhelp
Ryzen 7 9800X3D has a 62% higher base clock.
AM3
Sockethelp
AM5Propus
Codenamehelp
Granite RidgeDesktop
Segmenthelp
DesktopNo Integrated Graphics
Integrated GPUhelp
Radeon Graphics 128SPDDR3
RAMhelp
5600 MHz (DDR5)Not Overclockable
Overclock Supporthelp
OverclockableFrequently Asked Questions
compare_arrowsWhich is better, Athlon II X4 635 or Ryzen 7 9800X3D?expand_more
The Ryzen 7 9800X3D. It's 82% faster than the Athlon II X4 635 on average across 100+ games, scoring 89/100 vs 49/100 in our gaming rating.
speedHow much faster is Ryzen 7 9800X3D than Athlon II X4 635?expand_more
82% 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, Athlon II X4 635 or Ryzen 7 9800X3D?expand_more
The Ryzen 7 9800X3D is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.
paidIs the Ryzen 7 9800X3D worth buying in 2026?expand_more
It scores 89/100 in our gaming rating, faster than most CPUs on the market. Good buy if the price is right.
differenceWhat is the difference between Athlon II X4 635 and Ryzen 7 9800X3D?expand_more
Performance: Athlon II X4 635 scores 49/100, Ryzen 7 9800X3D scores 89/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.
compressWill the Athlon II X4 635 or Ryzen 7 9800X3D 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 Athlon II X4 635 or Ryzen 7 9800X3D?expand_more
The Ryzen 7 9800X3D is the stronger pick at 89/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.
Popular Comparisons
Athlon II X4 635 vs Ryzen 7 7800X3DAthlon II X4 635 vs Ryzen 5 7600XAthlon II X4 635 vs Ryzen 9 9950X3DAthlon II X4 635 vs Ryzen 7 7700XAthlon II X4 635 vs Ryzen 9 9900XAthlon II X4 635 vs Ryzen 7 9850X3DAthlon II X4 635 vs Ryzen 7 9700XAthlon II X4 635 vs Ryzen 5 8500GAthlon II X4 635 vs Ultra 7 265KFAthlon II X4 635 vs Ryzen 9 9900X3DAthlon II X4 635 vs i3-12100FAthlon II X4 635 vs Ryzen 5 7500X3DAthlon II X4 635 vs Atom D510Athlon II X2 240 vs Athlon II X4 635Athlon II X4 635 vs Pentium E5400Athlon II X4 635 vs Ultra 5 245KAthlon II X4 635 vs Ultra 5 245KFRyzen 7 7800X3D vs Ryzen 7 9800X3DRyzen 5 7600X vs Ryzen 7 9800X3DRyzen 7 9800X3D vs Ryzen 9 9950X3DRyzen 7 7700X vs Ryzen 7 9800X3DRyzen 7 9800X3D vs Ryzen 9 9900XRyzen 7 9800X3D vs Ryzen 7 9850X3DRyzen 7 9700X vs Ryzen 7 9800X3DRyzen 5 8500G vs Ryzen 7 9800X3DUltra 7 265KF vs Ryzen 7 9800X3DRyzen 7 9800X3D vs Ryzen 9 9900X3Di3-12100F vs Ryzen 7 9800X3DRyzen 5 7500X3D vs Ryzen 7 9800X3DAtom D510 vs Ryzen 7 9800X3DAthlon II X2 240 vs Ryzen 7 9800X3DPentium E5400 vs Ryzen 7 9800X3DUltra 5 245K vs Ryzen 7 9800X3DUltra 5 245KF vs Ryzen 7 9800X3D