Core 3 100U vs Pentium E5400
The Core 3 100U is slightly faster than the Pentium E5400 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.
Intel BGA 1744
Sockethelp
LGA775Raptor Lake-U
Codenamehelp
WolfdaleMobile
Segmenthelp
DesktopUHD Graphics 64EU Mobile
Integrated GPUhelp
No Integrated Graphics3200 MHz (DDR4), 5200 MHz (DDR5)
RAMhelp
DDR1, DDR2, DDR3Not Overclockable
Overclock Supporthelp
Not OverclockableFrequently Asked Questions
compare_arrowsWhich is better, Core 3 100U or Pentium E5400?expand_more
The Core 3 100U. It's 129% faster than the Pentium E5400 on average across 100+ games, scoring 21/100 vs 48/100 in our gaming rating.
speedHow much faster is Core 3 100U than Pentium E5400?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, Core 3 100U or Pentium E5400?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 Core 3 100U and Pentium E5400?expand_more
Performance: Core 3 100U scores 21/100, Pentium E5400 scores 48/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.
compressWill the Core 3 100U or Pentium E5400 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 Core 3 100U or Pentium E5400?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
3 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 i3-12100F3 100U vs Ryzen 5 7500X3DCeleron G1610 vs 3 100UAthlon II X2 240 vs 3 100U3 100U vs Ryzen 7 9800X3D3 100U vs Ultra 5 245K3 100U vs Ultra 5 245KFPentium E5400 vs Ryzen 7 7800X3DPentium E5400 vs Ryzen 5 7600XPentium E5400 vs Ryzen 9 9950X3DPentium E5400 vs Ryzen 7 7700XPentium E5400 vs Ryzen 9 9900XPentium E5400 vs Ryzen 7 9850X3DPentium E5400 vs Ryzen 7 9700XPentium E5400 vs Ryzen 5 8500GUltra 7 265KF vs Pentium E5400Pentium E5400 vs Ryzen 9 9900X3Di3-12100F vs Pentium E5400Pentium E5400 vs Ryzen 5 7500X3DCeleron G1610 vs Pentium E5400Athlon II X2 240 vs Pentium E5400Pentium E5400 vs Ryzen 7 9800X3DUltra 5 245K vs Pentium E5400Ultra 5 245KF vs Pentium E5400