Athlon II X2 240 vs Athlon X4 840
The Athlon II X2 240 is slightly faster than the Athlon X4 840 on average across 100+ games. We cannot compare value as at least one CPU is out of stock.
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
Athlon X4 840 has a 11% higher base clock.
AM3
Sockethelp
FM2+Regor
Codenamehelp
KaveriDesktop
Segmenthelp
DesktopNo Integrated Graphics
Integrated GPUhelp
No Integrated GraphicsDDR3
RAMhelp
2133 MHz (DDR3)Not Overclockable
Overclock Supporthelp
OverclockableFrequently Asked Questions
compare_arrowsWhich is better, Athlon II X2 240 or Athlon X4 840?expand_more
The Athlon II X2 240. It's 4% faster than the Athlon X4 840 on average across 100+ games, scoring 49/100 vs 47/100 in our gaming rating.
speedHow much faster is Athlon II X2 240 than Athlon X4 840?expand_more
4% 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 X2 240 or Athlon X4 840?expand_more
The Athlon II X2 240 is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.
paidIs the Athlon II X2 240 worth buying in 2026?expand_more
It scores 49/100 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 X2 240 and Athlon X4 840?expand_more
Performance: Athlon II X2 240 scores 49/100, Athlon X4 840 scores 47/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.
compressWill the Athlon II X2 240 or Athlon X4 840 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 X2 240 or Athlon X4 840?expand_more
The Athlon II X2 240 is the stronger pick at 49/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.
Popular Comparisons
Athlon II X2 240 vs Ryzen 7 7800X3DAthlon II X2 240 vs Ryzen 5 7600XAthlon II X2 240 vs Ryzen 9 9950X3DAthlon II X2 240 vs Ryzen 7 7700XAthlon II X2 240 vs Ryzen 9 9900XAthlon II X2 240 vs Ryzen 7 9850X3DAthlon II X2 240 vs Ryzen 7 9700XAthlon II X2 240 vs Ryzen 5 8500GAthlon II X2 240 vs Ultra 7 265KFAthlon II X2 240 vs Ryzen 9 9900X3DAthlon II X2 240 vs Ryzen 5 7500X3DAthlon II X2 240 vs Atom D510Athlon II X2 240 vs Ryzen 7 9800X3DAthlon II X2 240 vs Pentium E5400Athlon II X2 240 vs Ultra 5 245KAthlon II X2 240 vs Ultra 5 245KFAthlon X4 840 vs Ryzen 7 7800X3DAthlon X4 840 vs Ryzen 5 7600XAthlon X4 840 vs Ryzen 9 9950X3DAthlon X4 840 vs Ryzen 7 7700XAthlon X4 840 vs Ryzen 9 9900XAthlon X4 840 vs Ryzen 7 9850X3DAthlon X4 840 vs Ryzen 7 9700XAthlon X4 840 vs Ryzen 5 8500GAthlon X4 840 vs Ultra 7 265KFAthlon X4 840 vs Ryzen 9 9900X3DAthlon X4 840 vs Ryzen 5 7500X3DAthlon X4 840 vs Atom D510Athlon X4 840 vs Ryzen 7 9800X3DAthlon X4 840 vs Pentium E5400Athlon X4 840 vs Ultra 5 245KAthlon X4 840 vs Ultra 5 245KF