Pentium E5400 vs Ryzen 7 8840U
The Pentium E5400 is slightly slower than the Ryzen 7 8840U 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
Ryzen 7 8840U has a 22% higher base clock.
LGA775
Sockethelp
FP8Wolfdale
Codenamehelp
Hawk PointDesktop
Segmenthelp
MobileNo Integrated Graphics
Integrated GPUhelp
Radeon 780MDDR1, DDR2, DDR3
RAMhelp
5600 MHz (DDR5)Not Overclockable
Overclock Supporthelp
Not OverclockableFrequently Asked Questions
compare_arrowsWhich is better, Pentium E5400 or Ryzen 7 8840U?expand_more
The Ryzen 7 8840U. It's 133% faster than the Pentium E5400 on average across 100+ games, scoring 21/100 vs 49/100 in our gaming rating.
speedHow much faster is Ryzen 7 8840U than Pentium E5400?expand_more
133% 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, Pentium E5400 or Ryzen 7 8840U?expand_more
The Ryzen 7 8840U is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.
paidIs the Ryzen 7 8840U worth buying in 2026?expand_more
It scores 21/100 in our gaming rating, faster than most CPUs on the market. Good buy if the price is right.
differenceWhat is the difference between Pentium E5400 and Ryzen 7 8840U?expand_more
Performance: Pentium E5400 scores 49/100, Ryzen 7 8840U scores 21/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.
compressWill the Pentium E5400 or Ryzen 7 8840U 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 Pentium E5400 or Ryzen 7 8840U?expand_more
The Ryzen 7 8840U is the stronger pick at 21/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.
Popular Comparisons
Pentium E5400 vs Ryzen 7 7800X3DPentium E5400 vs Ryzen 5 7600XPentium E5400 vs Ryzen 9 9950X3DPentium E5400 vs Ryzen 7 7700XPentium E5400 vs Ryzen 9 9900XPentium E5400 vs Ryzen 7 9850X3DPentium E5400 vs Ryzen 7 9700XPentium E5400 vs Ryzen 5 8500GUltra 7 265KF vs Pentium E5400Pentium E5400 vs Ryzen 9 9900X3Di3-12100F vs Pentium E5400Pentium E5400 vs Ryzen 5 7500X3DCeleron G1610 vs Pentium E5400Athlon II X2 240 vs Pentium E5400Pentium E5400 vs Ryzen 7 9800X3DUltra 5 245K vs Pentium E5400Ultra 5 245KF vs Pentium E5400Ryzen 7 7800X3D vs Ryzen 7 8840URyzen 5 7600X vs Ryzen 7 8840URyzen 7 8840U vs Ryzen 9 9950X3DRyzen 7 7700X vs Ryzen 7 8840URyzen 7 8840U vs Ryzen 9 9900XRyzen 7 8840U vs Ryzen 7 9850X3DRyzen 7 8840U vs Ryzen 7 9700XRyzen 5 8500G vs Ryzen 7 8840UUltra 7 265KF vs Ryzen 7 8840URyzen 7 8840U vs Ryzen 9 9900X3Di3-12100F vs Ryzen 7 8840URyzen 5 7500X3D vs Ryzen 7 8840UCeleron G1610 vs Ryzen 7 8840UAthlon II X2 240 vs Ryzen 7 8840URyzen 7 8840U vs Ryzen 7 9800X3DUltra 5 245K vs Ryzen 7 8840UUltra 5 245KF vs Ryzen 7 8840U