Core Ultra 9 285K vs Pentium E5400
The Core Ultra 9 285K is quite a bit faster than the Pentium E5400 on average across 100+ games. However, it's a much worse value for money, as it's $450.00 more expensive!
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
Core Ultra 9 285K has a 37% higher base clock.
LGA1851
Sockethelp
LGA775Arrow Lake-S
Codenamehelp
WolfdaleDesktop
Segmenthelp
DesktopArc Graphics 4 Xe LPG
Integrated GPUhelp
No Integrated Graphics6400 MHz (DDR5)
RAMhelp
DDR1, DDR2, DDR3Overclockable
Overclock Supporthelp
Not OverclockableFrequently Asked Questions
compare_arrowsWhich is better, Core Ultra 9 285K or Pentium E5400?expand_more
The Core Ultra 9 285K. It's 50% faster than the Pentium E5400 on average across 100+ games, scoring 72/100 vs 48/100 in our gaming rating.
speedHow much faster is Core Ultra 9 285K than Pentium E5400?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, Core Ultra 9 285K or Pentium E5400?expand_more
The Core Ultra 9 285K is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.
paidIs the Core Ultra 9 285K worth buying in 2026?expand_more
It scores 72/100 in our gaming rating, faster than most CPUs on the market. Good buy if the price is right.
differenceWhat is the difference between Core Ultra 9 285K and Pentium E5400?expand_more
Performance: Core Ultra 9 285K scores 72/100, 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 Ultra 9 285K 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 Ultra 9 285K or Pentium E5400?expand_more
The Core Ultra 9 285K is the stronger pick at 72/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.
Popular Comparisons
Ultra 9 285K vs Ryzen 7 7800X3DUltra 9 285K vs Ryzen 5 7600XUltra 9 285K vs Ryzen 9 9950X3DUltra 9 285K vs Ryzen 7 7700XUltra 9 285K vs Ryzen 9 9900XUltra 9 285K vs Ryzen 7 9850X3DUltra 9 285K vs Ryzen 7 9700XUltra 9 285K vs Ryzen 5 8500GUltra 7 265KF vs Ultra 9 285KUltra 9 285K vs Ryzen 9 9900X3Di3-12100F vs Ultra 9 285KUltra 9 285K vs Ryzen 5 7500X3DCeleron G1610 vs Ultra 9 285KAthlon II X2 240 vs Ultra 9 285KUltra 9 285K vs Ryzen 7 9800X3DUltra 5 245K vs Ultra 9 285KUltra 5 245KF vs Ultra 9 285KPentium 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