Atom N455 vs Pentium E5400
The Atom N455 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.
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.
Intel BGA 559
Sockethelp
LGA775Pineview
Codenamehelp
WolfdaleMobile
Segmenthelp
DesktopNo Integrated Graphics
Integrated GPUhelp
No Integrated GraphicsDDR2, DDR3
RAMhelp
DDR1, DDR2, DDR3Not Overclockable
Overclock Supporthelp
Not OverclockableFrequently Asked Questions
compare_arrowsWhich is better, Atom N455 or Pentium E5400?expand_more
The Atom N455. It's 88% faster than the Pentium E5400 on average across 100+ games, scoring 26/100 vs 49/100 in our gaming rating.
speedHow much faster is Atom N455 than Pentium E5400?expand_more
88% 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, Atom N455 or Pentium E5400?expand_more
The Atom N455 is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.
paidIs the Atom N455 worth buying in 2026?expand_more
It scores 26/100 in our gaming rating, faster than most CPUs on the market. Good buy if the price is right.
differenceWhat is the difference between Atom N455 and Pentium E5400?expand_more
Performance: Atom N455 scores 26/100, Pentium E5400 scores 49/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.
compressWill the Atom N455 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 Atom N455 or Pentium E5400?expand_more
The Atom N455 is the stronger pick at 26/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.
Popular Comparisons
Atom N455 vs Ryzen 7 7800X3DAtom N455 vs Ryzen 5 7600XAtom N455 vs Ryzen 9 9950X3DAtom N455 vs Ryzen 7 7700XAtom N455 vs Ryzen 9 9900XAtom N455 vs Ryzen 7 9850X3DAtom N455 vs Ryzen 7 9700XAtom N455 vs Ryzen 5 8500GAtom N455 vs Ultra 7 265KFAtom N455 vs Ryzen 9 9900X3DAtom N455 vs i3-12100FAtom N455 vs Ryzen 5 7500X3DAtom D510 vs Atom N455Athlon II X2 240 vs Atom N455Atom N455 vs Ryzen 7 9800X3DAtom N455 vs Ultra 5 245KAtom N455 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 7500X3DAtom D510 vs Pentium E5400Athlon II X2 240 vs Pentium E5400Pentium E5400 vs Ryzen 7 9800X3DUltra 5 245K vs Pentium E5400Ultra 5 245KF vs Pentium E5400