Core Ultra 5 235U vs Core Ultra 9 285K
The Core Ultra 5 235U is slower than the Core Ultra 9 285K 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.
Turbo Frequencyhelp
Core Ultra 9 285K boosts 16% higher.
Integrated
Sockethelp
LGA1851Arrow Lake-U
Codenamehelp
Arrow Lake-SMobile
Segmenthelp
DesktopNo Integrated Graphics
Integrated GPUhelp
Arc Xe-LPG Graphics 64EU6400 MHz (DDR5), 8400 MHz (LPDDR5X)
RAMhelp
6400 MHz (DDR5)Not Overclockable
Overclock Supporthelp
OverclockableFrequently Asked Questions
compare_arrowsWhich is better, Core Ultra 5 235U or Core Ultra 9 285K?expand_more
The Core Ultra 9 285K. It's 312% faster than the Core Ultra 5 235U on average across 100+ games, scoring 70/100 vs 17/100 in our gaming rating.
speedHow much faster is Core Ultra 9 285K than Core Ultra 5 235U?expand_more
312% 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 5 235U or Core Ultra 9 285K?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 70/100 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 5 235U and Core Ultra 9 285K?expand_more
Performance: Core Ultra 5 235U scores 17/100, Core Ultra 9 285K scores 70/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.
compressWill the Core Ultra 5 235U or Core Ultra 9 285K 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 5 235U or Core Ultra 9 285K?expand_more
The Core Ultra 9 285K is the stronger pick at 70/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.
Popular Comparisons
Ultra 5 235U vs Ryzen 7 7800X3DUltra 5 235U vs Ryzen 9 9950X3DUltra 5 235U vs Ryzen 7 7700XUltra 5 235U vs Ryzen 9 9900XUltra 5 235U vs Ryzen 7 9850X3DUltra 5 235U vs Ryzen 7 9700XUltra 5 235U vs Ryzen 5 8500GUltra 5 235U vs Ultra 7 265KFUltra 5 235U vs Ryzen 9 9900X3Di3-12100F vs Ultra 5 235UUltra 5 235U vs Ryzen 5 7500FUltra 5 235U vs Ryzen 5 7500X3DCeleron G1610 vs Ultra 5 235UAthlon II X2 240 vs Ultra 5 235UUltra 5 235U vs Ryzen 7 9800X3DUltra 5 235U vs Pentium E5400Ultra 5 235U vs Ultra 5 245KUltra 5 235U vs Ultra 5 245KFUltra 9 285K vs Ryzen 7 7800X3DUltra 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 7500FUltra 9 285K vs Ryzen 5 7500X3DCeleron G1610 vs Ultra 9 285KAthlon II X2 240 vs Ultra 9 285KUltra 9 285K vs Ryzen 7 9800X3DUltra 9 285K vs Pentium E5400Ultra 5 245K vs Ultra 9 285KUltra 5 245KF vs Ultra 9 285K