A4-3420 vs Core Ultra 9 285K
The A4-3420 is much slower than the Core Ultra 9 285K 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 9 285K has a 32% higher base clock.
FM1
Sockethelp
LGA1851Llano
Codenamehelp
Arrow Lake-SDesktop
Segmenthelp
DesktopRadeon HD 6410D
Integrated GPUhelp
Arc Xe-LPG Graphics 64EU1866 MHz (DDR3)
RAMhelp
6400 MHz (DDR5)Not Overclockable
Overclock Supporthelp
OverclockableFrequently Asked Questions
compare_arrowsWhich is better, A4-3420 or Core Ultra 9 285K?expand_more
The Core Ultra 9 285K. It's 1420% faster than the A4-3420 on average across 100+ games, scoring 76/100 vs 5/100 in our gaming rating.
speedHow much faster is Core Ultra 9 285K than A4-3420?expand_more
1420% 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, A4-3420 or Core Ultra 9 285K?expand_more
The Core Ultra 9 285K is faster at both resolutions. Toggle the resolution selector above to see per-game FPS.
paidIs the Core Ultra 9 285K worth buying in 2026?expand_more
It scores 76/100 in our gaming rating, faster than most CPUs on the market. Good buy if the price is right.
differenceWhat is the difference between A4-3420 and Core Ultra 9 285K?expand_more
Performance: A4-3420 scores 5/100, Core Ultra 9 285K scores 76/100. They also differ in core count, clock speeds, L3 cache, and power draw. Full breakdown in the specs section above.
compressWill the A4-3420 or Core Ultra 9 285K 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 A4-3420 or Core Ultra 9 285K?expand_more
The Core Ultra 9 285K is the stronger pick at 76/100. Compare your current CPU against it to see the exact FPS gain across 100+ games.
Popular Comparisons
A4-3420 vs Ryzen 7 7800X3DA4-3420 vs Ryzen 5 7600XA4-3420 vs Ryzen 9 9950X3DA4-3420 vs Ryzen 7 7700XA4-3420 vs Ryzen 9 9900XA4-3420 vs Ryzen 7 9850X3DA4-3420 vs Ryzen 7 9700XA4-3420 vs Ryzen 5 8500GA4-3420 vs Ultra 7 265KFA4-3420 vs Ryzen 9 9900X3DA4-3420 vs i3-12100FA4-3420 vs Ryzen 5 7500X3DA4-3420 vs i5-6600A4-3420 vs Ryzen 7 9800X3DA4-3420 vs i5-4670A4-3420 vs Ryzen 5 3500XA4-3420 vs Ryzen 5 5500A4-3420 vs Ultra 5 245KA4-3420 vs Ultra 5 245KFA4-3420 vs Ryzen 5 5600A4-3420 vs Ryzen 3 4100A4-3420 vs i5-4590SUltra 9 285K vs Ryzen 7 7800X3DUltra 9 285K vs Ryzen 5 7600XUltra 9 285K vs Ryzen 9 9950X3DUltra 9 285K vs Ryzen 7 7700XUltra 9 285K vs Ryzen 9 9900XUltra 9 285K vs Ryzen 7 9850X3DUltra 9 285K vs Ryzen 7 9700XUltra 9 285K vs Ryzen 5 8500GUltra 7 265KF vs Ultra 9 285KUltra 9 285K vs Ryzen 9 9900X3Di3-12100F vs Ultra 9 285KUltra 9 285K vs Ryzen 5 7500X3Di5-6600 vs Ultra 9 285KUltra 9 285K vs Ryzen 7 9800X3Di5-4670 vs Ultra 9 285KUltra 9 285K vs Ryzen 5 3500XUltra 9 285K vs Ryzen 5 5500Ultra 5 245K vs Ultra 9 285KUltra 5 245KF vs Ultra 9 285KUltra 9 285K vs Ryzen 5 5600Ultra 9 285K vs Ryzen 3 4100i5-4590S vs Ultra 9 285K