Core i3-8121U vs Core i5-4590S
The Core i3-8121U is same performance as the Core i5-4590S 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 i5-4590S has a 32% higher base clock.
Intel BGA 1440
Sockethelp
LGA1150Cannon Lake
Codenamehelp
HaswellMobile
Segmenthelp
DesktopNo Integrated Graphics
Integrated GPUhelp
Intel HD 46002400 MHz (DDR4)
RAMhelp
DDR3Not Overclockable
Overclock Supporthelp
Not OverclockableFrequently Asked Questions
compare_arrowsWhich is better, Core i3-8121U or Core i5-4590S?expand_more
Neither, they're within 1% of each other across 100+ games. Pick based on price, availability, or platform compatibility.
aspect_ratioWhich is better for 1440p and 4K gaming, Core i3-8121U or Core i5-4590S?expand_more
They trade blows depending on the game. Toggle the resolution selector above to compare per-game FPS at 1440p and 4K.
differenceWhat is the difference between Core i3-8121U and Core i5-4590S?expand_more
Performance: Core i3-8121U scores 30/100, Core i5-4590S scores 27/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.
compressWill the Core i3-8121U or Core i5-4590S 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 i3-8121U or Core i5-4590S?expand_more
Both are solid choices. Compare your current CPU against each one to see the exact FPS gain.
Popular Comparisons
i3-8121U vs Ryzen 7 7800X3Di3-8121U vs Ryzen 5 7600Xi3-8121U vs Ryzen 9 9950X3Di3-8121U vs Ryzen 7 7700Xi3-8121U vs Ryzen 9 9900Xi3-8121U vs Ryzen 7 9850X3Di3-8121U vs Ryzen 7 9700Xi3-8121U vs Ryzen 5 8500Gi3-8121U vs Ultra 7 265KFi3-8121U vs Ryzen 9 9900X3Di3-12100F vs i3-8121Ui3-8121U vs Ryzen 5 7500X3Di3-8121U vs i5-6600i3-8121U vs Ryzen 7 9800X3Di3-8121U vs i5-4670i3-8121U vs Ryzen 5 3500Xi3-8121U vs Ryzen 5 5500i3-8121U vs Ultra 5 245Ki3-8121U vs Ultra 5 245KFi3-8121U vs Ryzen 5 5600i3-8121U vs Ryzen 3 4100i5-4590S vs Ryzen 7 7800X3Di5-4590S vs Ryzen 5 7600Xi5-4590S vs Ryzen 9 9950X3Di5-4590S vs Ryzen 7 7700Xi5-4590S vs Ryzen 9 9900Xi5-4590S vs Ryzen 7 9850X3Di5-4590S vs Ryzen 7 9700Xi5-4590S vs Ryzen 5 8500Gi5-4590S vs Ultra 7 265KFi5-4590S vs Ryzen 9 9900X3Di3-12100F vs i5-4590Si5-4590S vs Ryzen 5 7500X3Di5-4590S vs i5-6600i5-4590S vs Ryzen 7 9800X3Di5-4590S vs i5-4670i5-4590S vs Ryzen 5 3500Xi5-4590S vs Ryzen 5 5500i5-4590S vs Ultra 5 245Ki5-4590S vs Ultra 5 245KFi5-4590S vs Ryzen 5 5600i5-4590S vs Ryzen 3 4100