Core i5-6600 vs Core Ultra 9 290K Plus
The Core i5-6600 is much slower than the Core Ultra 9 290K Plus 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.
L3 Cachehelp
Core Ultra 9 290K Plus has 30 MB more L3 cache.
Base Frequencyhelp
Core Ultra 9 290K Plus has a 12% higher base clock.
Turbo Frequencyhelp
Core Ultra 9 290K Plus boosts 49% higher.
LGA1151
Sockethelp
LGA1851Skylake
Codenamehelp
Arrow Lake RefreshDesktop
Segmenthelp
DesktopUHD Graphics 530
Integrated GPUhelp
Arc Xe-LPG Graphics 64EU2133 MHz (DDR3), 2133 MHz (DDR4)
RAMhelp
7200 MHz (DDR5)Not Overclockable
Overclock Supporthelp
OverclockableFrequently Asked Questions
compare_arrowsWhich is better, Core i5-6600 or Core Ultra 9 290K Plus?expand_more
The Core Ultra 9 290K Plus. It's 158% faster than the Core i5-6600 on average across 100+ games, scoring 80/100 vs 31/100 in our gaming rating.
speedHow much faster is Core Ultra 9 290K Plus than Core i5-6600?expand_more
158% 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 i5-6600 or Core Ultra 9 290K Plus?expand_more
The Core Ultra 9 290K Plus is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.
paidIs the Core Ultra 9 290K Plus worth buying in 2026?expand_more
It scores 80/100 in our gaming rating, faster than most CPUs on the market. Good buy if the price is right.
differenceWhat is the difference between Core i5-6600 and Core Ultra 9 290K Plus?expand_more
Performance: Core i5-6600 scores 31/100, Core Ultra 9 290K Plus scores 80/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.
compressWill the Core i5-6600 or Core Ultra 9 290K Plus 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 i5-6600 or Core Ultra 9 290K Plus?expand_more
The Core Ultra 9 290K Plus is the stronger pick at 80/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.
Popular Comparisons
i5-6600 vs Ryzen 7 7800X3Di5-6600 vs Ryzen 5 7600Xi5-6600 vs Ryzen 9 9950X3Di5-6600 vs Ryzen 7 7700Xi5-6600 vs Ryzen 9 9900Xi5-6600 vs Ryzen 7 9850X3Di5-6600 vs Ryzen 7 9700Xi5-6600 vs Ryzen 5 8500Gi5-6600 vs Ultra 7 265KFi5-6600 vs Ryzen 9 9900X3Di3-12100F vs i5-6600i5-6600 vs Ryzen 5 7500X3Di5-6600 vs Ryzen 7 9800X3Di5-4670 vs i5-6600i5-6600 vs Ryzen 5 3500Xi5-6600 vs Ryzen 5 5500i5-6600 vs Ultra 5 245Ki5-6600 vs Ultra 5 245KFi5-6600 vs Ryzen 5 5600i5-6600 vs Ryzen 3 4100i5-4590S vs i5-6600Ultra 9 290K Plus vs Ryzen 7 7800X3DUltra 9 290K Plus vs Ryzen 5 7600XUltra 9 290K Plus vs Ryzen 9 9950X3DUltra 9 290K Plus vs Ryzen 7 7700XUltra 9 290K Plus vs Ryzen 9 9900XUltra 9 290K Plus vs Ryzen 7 9850X3DUltra 9 290K Plus vs Ryzen 7 9700XUltra 9 290K Plus vs Ryzen 5 8500GUltra 7 265KF vs Ultra 9 290K PlusUltra 9 290K Plus vs Ryzen 9 9900X3Di3-12100F vs Ultra 9 290K PlusUltra 9 290K Plus vs Ryzen 5 7500X3DUltra 9 290K Plus vs Ryzen 7 9800X3Di5-4670 vs Ultra 9 290K PlusUltra 9 290K Plus vs Ryzen 5 3500XUltra 9 290K Plus vs Ryzen 5 5500Ultra 5 245K vs Ultra 9 290K PlusUltra 5 245KF vs Ultra 9 290K PlusUltra 9 290K Plus vs Ryzen 5 5600Ultra 9 290K Plus vs Ryzen 3 4100i5-4590S vs Ultra 9 290K Plus