Athlon II X2 240 vs Core 3 100U
The Athlon II X2 240 is slightly slower than the Core 3 100U 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 II X2 240 has a 133% higher base clock.
AM3
Sockethelp
Intel BGA 1744Regor
Codenamehelp
Raptor Lake-UDesktop
Segmenthelp
MobileNo Integrated Graphics
Integrated GPUhelp
UHD Graphics 64EU MobileDDR3
RAMhelp
3200 MHz (DDR4), 5200 MHz (DDR5)Not Overclockable
Overclock Supporthelp
Not OverclockableFrequently Asked Questions
compare_arrowsWhich is better, Athlon II X2 240 or Core 3 100U?expand_more
The Core 3 100U. It's 129% faster than the Athlon II X2 240 on average across 100+ games, scoring 21/100 vs 48/100 in our gaming rating.
speedHow much faster is Core 3 100U than Athlon II X2 240?expand_more
129% 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 Core 3 100U?expand_more
The Core 3 100U is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.
paidIs the Core 3 100U worth buying in 2026?expand_more
It scores 21/100 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 Core 3 100U?expand_more
Performance: Athlon II X2 240 scores 48/100, Core 3 100U scores 21/100. 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 Core 3 100U 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 Core 3 100U?expand_more
The Core 3 100U is the stronger pick at 21/100. 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 Celeron G1610Athlon 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 245KF3 100U vs Ryzen 7 7800X3D3 100U vs Ryzen 5 7600X3 100U vs Ryzen 9 9950X3D3 100U vs Ryzen 7 7700X3 100U vs Ryzen 9 9900X3 100U vs Ryzen 7 9850X3D3 100U vs Ryzen 7 9700X3 100U vs Ryzen 5 8500G3 100U vs Ultra 7 265KF3 100U vs Ryzen 9 9900X3D3 100U vs Ryzen 5 7500X3DCeleron G1610 vs 3 100U3 100U vs Ryzen 7 9800X3D3 100U vs Pentium E54003 100U vs Ultra 5 245K3 100U vs Ultra 5 245KF