Core i5-14400F vs Core i7-1255U
The Core i5-14400F is faster than the Core i7-1255U 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 i5-14400F has a 47% higher base clock.
LGA1700
Sockethelp
Intel BGA 1744Raptor Lake-R
Codenamehelp
Alder Lake-UDesktop
Segmenthelp
MobileNo Integrated Graphics
Integrated GPUhelp
Iris Xe 96EU3200 MHz (DDR4), 4800 MHz (DDR5)
RAMhelp
3200 MHz (DDR4), 4800 MHz (DDR5)Not Overclockable
Overclock Supporthelp
Not OverclockableFrequently Asked Questions
Which is better, Core i5-14400F or Core i7-1255U?
The Core i5-14400F. It's 14% faster than the Core i7-1255U on average across 100+ games, scoring 56/100 vs 49/100 in our gaming rating.
How much faster is Core i5-14400F than Core i7-1255U?
14% faster on average. The gap varies by game and resolution, check the per-game FPS comparison above.
Which is better for 1440p and 4K gaming, Core i5-14400F or Core i7-1255U?
The Core i5-14400F is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.
Is the Core i5-14400F worth buying in 2026?
It scores 56/100 in our gaming rating, faster than most CPUs on the market. Good buy if the price is right.
What is the difference between Core i5-14400F and Core i7-1255U?
Performance: Core i5-14400F scores 56/100, Core i7-1255U scores 49/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.
Will the Core i5-14400F or Core i7-1255U bottleneck my PC?
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.
Is it worth upgrading to the Core i5-14400F or Core i7-1255U?
The Core i5-14400F is the stronger pick at 56/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.
Popular Comparisons
i5-14400F vs Ryzen 7 9800X3Di5-14400F vs Ryzen 7 7800X3Di5-14400F vs Ryzen 7 9700Xi5-14400F vs Ryzen 7 7700Xi5-14400F vs Ultra 5 225Fi5-14400F vs Ryzen 9 9900Xi5-14400F vs Ryzen 5 5500i5-14400F vs Ultra 7 265KFi5-14400F vs Ryzen 7 9850X3Di5-14400F vs Ryzen 9 9900X3Di5-14400F vs Ryzen 9 9950X3Di5-14400F vs Ryzen 5 7600Xi5-14400F vs Ultra 5 245Ki5-14400F vs Ryzen 5 8500Gi3-12100F vs i5-14400Fi5-14400F vs Ryzen 5 7500X3Di5-14400F vs Ryzen 3 4100i5-14400F vs i5-4590Si5-14400F vs i5-4570i3-8100T vs i5-14400Fi5-14400F vs Ryzen 5 3500Xi7-1255U vs Ryzen 7 9800X3Di7-1255U vs Ryzen 7 7800X3Di7-1255U vs Ryzen 7 9700Xi7-1255U vs Ryzen 7 7700Xi7-1255U vs Ultra 5 225Fi7-1255U vs Ryzen 9 9900Xi7-1255U vs Ryzen 5 5500i7-1255U vs Ultra 7 265KFi7-1255U vs Ryzen 7 9850X3Di7-1255U vs Ryzen 9 9900X3Di7-1255U vs Ryzen 9 9950X3Di7-1255U vs Ryzen 5 7600Xi7-1255U vs Ultra 5 245Ki7-1255U vs Ryzen 5 8500Gi3-12100F vs i7-1255Ui7-1255U vs Ryzen 5 7500X3Di7-1255U vs Ryzen 3 4100i5-4590S vs i7-1255Ui5-4570 vs i7-1255Ui3-8100T vs i7-1255Ui7-1255U vs Ryzen 5 3500X