Pentium E5400 vs Xeon X3440
The Pentium E5400 is slightly faster than the Xeon X3440 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.
LGA775
Sockethelp
LGA1156Wolfdale
Codenamehelp
LynnfieldDesktop
Segmenthelp
Server/WorkstationNo Integrated Graphics
Integrated GPUhelp
No Integrated GraphicsDDR1, DDR2, DDR3
RAMhelp
1333 MHz (DDR3)Not Overclockable
Overclock Supporthelp
Not OverclockableFrequently Asked Questions
compare_arrowsWhich is better, Pentium E5400 or Xeon X3440?expand_more
The Pentium E5400. It's 50% faster than the Xeon X3440 on average across 100+ games, scoring 48/100 vs 72/100 in our gaming rating.
speedHow much faster is Pentium E5400 than Xeon X3440?expand_more
50% 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, Pentium E5400 or Xeon X3440?expand_more
The Pentium E5400 is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.
paidIs the Pentium E5400 worth buying in 2026?expand_more
It scores 48/100 in our gaming rating, faster than most CPUs on the market. Good buy if the price is right.
differenceWhat is the difference between Pentium E5400 and Xeon X3440?expand_more
Performance: Pentium E5400 scores 48/100, Xeon X3440 scores 72/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.
compressWill the Pentium E5400 or Xeon X3440 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 Pentium E5400 or Xeon X3440?expand_more
The Pentium E5400 is the stronger pick at 48/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.
Popular Comparisons
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