Celeron B820 vs Core Ultra 7 265KF
The Celeron B820 is slower than the Core Ultra 7 265KF 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.
Base Frequencyhelp
Core Ultra 7 265KF has a 129% higher base clock.
LGAG2 (988B)
Sockethelp
LGA1851Sandy Bridge
Codenamehelp
Arrow Lake-SMobile
Segmenthelp
DesktopIntel HD (Sandy Bridge)
Integrated GPUhelp
No Integrated GraphicsDDR3
RAMhelp
6400 MHz (DDR5)Not Overclockable
Overclock Supporthelp
OverclockableFrequently Asked Questions
compare_arrowsWhich is better, Celeron B820 or Core Ultra 7 265KF?expand_more
The Core Ultra 7 265KF. It's 267% faster than the Celeron B820 on average across 100+ games, scoring 66/100 vs 18/100 in our gaming rating.
speedHow much faster is Core Ultra 7 265KF than Celeron B820?expand_more
267% 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, Celeron B820 or Core Ultra 7 265KF?expand_more
The Core Ultra 7 265KF is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.
paidIs the Core Ultra 7 265KF worth buying in 2026?expand_more
It scores 66/100 in our gaming rating, faster than most CPUs on the market. Good buy if the price is right.
differenceWhat is the difference between Celeron B820 and Core Ultra 7 265KF?expand_more
Performance: Celeron B820 scores 18/100, Core Ultra 7 265KF scores 66/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.
compressWill the Celeron B820 or Core Ultra 7 265KF 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 Celeron B820 or Core Ultra 7 265KF?expand_more
The Core Ultra 7 265KF is the stronger pick at 66/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.
Popular Comparisons
Celeron B820 vs Ryzen 7 7800X3DCeleron B820 vs Ryzen 5 7600XCeleron B820 vs Ryzen 9 9950X3DCeleron B820 vs Ryzen 7 7700XCeleron B820 vs Ryzen 9 9900XCeleron B820 vs Ryzen 7 9850X3DCeleron B820 vs Ryzen 7 9700XCeleron B820 vs Ryzen 5 8500GCeleron B820 vs Ryzen 9 9900X3DCeleron B820 vs Ryzen 5 7500X3DCeleron B820 vs Celeron G1610Athlon II X2 240 vs Celeron B820Celeron B820 vs Ryzen 7 9800X3DCeleron B820 vs Pentium E5400Celeron B820 vs Ultra 5 245KCeleron B820 vs Ultra 5 245KFUltra 7 265KF vs Ryzen 7 7800X3DUltra 7 265KF vs Ryzen 5 7600XUltra 7 265KF vs Ryzen 9 9950X3DUltra 7 265KF vs Ryzen 7 7700XUltra 7 265KF vs Ryzen 9 9900XUltra 7 265KF vs Ryzen 7 9850X3DUltra 7 265KF vs Ryzen 7 9700XUltra 7 265KF vs Ryzen 5 8500GUltra 7 265KF vs Ryzen 9 9900X3DUltra 7 265KF vs Ryzen 5 7500X3DCeleron G1610 vs Ultra 7 265KFAthlon II X2 240 vs Ultra 7 265KFUltra 7 265KF vs Ryzen 7 9800X3DUltra 7 265KF vs Pentium E5400Ultra 5 245K vs Ultra 7 265KFUltra 5 245KF vs Ultra 7 265KF