GeForce RTX 4090 vs RTX A4000
The GeForce RTX 4090 is much faster than the RTX A4000 on average across 100+ games. We cannot compare value as at least one GPU 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.
FP32 Computehelp
GeForce RTX 4090 has 331% more compute power.
Pixel Fillratehelp
GeForce RTX 4090 fills pixels 196% faster.
Texture Fillratehelp
GeForce RTX 4090 maps textures 331% faster.
Memory Bandwidthhelp
GeForce RTX 4090 moves data 125% faster.
GDDR6X
Memory Typehelp
GDDR6384-bit
Memory Bushelp
256-bitGeForce 40
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Workstation Ampere (Ax000)Desktop
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Desktop-
Power Connectorshelp
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-Frequently Asked Questions
compare_arrowsWhich is better, GeForce RTX 4090 or RTX A4000?expand_more
The GeForce RTX 4090. It's 235% faster than the RTX A4000 on average across 100+ games, scoring 77/100 vs 23/100 in our gaming rating.
speedHow much faster is GeForce RTX 4090 than RTX A4000?expand_more
235% 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, GeForce RTX 4090 or RTX A4000?expand_more
The GeForce RTX 4090 is faster at both resolutions. At 4K, VRAM matters more, check the specs section to compare memory. Toggle the resolution selector above to see per-game FPS.
paidIs the GeForce RTX 4090 worth buying in 2026?expand_more
It scores 77/100 in our gaming rating, faster than most GPUs on the market. Good buy if the price is right.
differenceWhat is the difference between GeForce RTX 4090 and RTX A4000?expand_more
Performance: GeForce RTX 4090 scores 77/100, RTX A4000 scores 23/100. They also differ in VRAM, memory bandwidth, power draw, and compute performance. Full breakdown in the specs section above.
compressWill the GeForce RTX 4090 or RTX A4000 bottleneck my PC?expand_more
Depends on the rest of your build, especially your CPU. Swap the paired CPU 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 GeForce RTX 4090 or RTX A4000?expand_more
The GeForce RTX 4090 is the stronger pick at 77/100. Compare your current GPU against it to see the exact FPS gain across 100+ games.
memoryDoes VRAM matter when comparing the GeForce RTX 4090 and RTX A4000?expand_more
Yes, more VRAM helps at higher resolutions and in modded games. Check the specs section above to compare memory capacity and bandwidth between both GPUs.
Popular Comparisons
RTX 4090 vs RX 9070RTX 4090 vs RX 9060 XT 16 GBRTX 4090 vs RTX 5070RTX 4090 vs RX 9070 XTRTX 4090 vs RTX 5060RTX 4090 vs RTX 5080RTX 4090 vs RX 6800Arc B580 vs RTX 4090Arc A310 vs RTX 4090RTX 4090 vs RTX 5060 TiArc A580 vs RTX 4090Arc A750 vs RTX 4090RTX 4090 vs RTX 5070 TiRTX 4090 vs RX 580GTX 1660 SUPER vs RTX 4090GT 710 vs RTX 4090RTX 4090 vs RX 560RTX 4090 vs RTX 5090RTX 4090 vs RX 6900 XTRTX 4090 vs RX 7900 XTXRTX 4090 vs Pro W5500RTX 4090 vs Pro W5700RTX 4090 vs R7 240RTX 4090 vs R7 250Arc B570 vs RTX 4090RX 9070 vs RTX A4000RX 9060 XT 16 GB vs RTX A4000RTX 5070 vs RTX A4000RX 9070 XT vs RTX A4000RTX 5060 vs RTX A4000RTX 5080 vs RTX A4000RX 6800 vs RTX A4000Arc B580 vs RTX A4000Arc A310 vs RTX A4000RTX 5060 Ti vs RTX A4000Arc A580 vs RTX A4000Arc A750 vs RTX A4000RTX 5070 Ti vs RTX A4000RX 580 vs RTX A4000GTX 1660 SUPER vs RTX A4000GT 710 vs RTX A4000RX 560 vs RTX A4000RTX 5090 vs RTX A4000RX 6900 XT vs RTX A4000RX 7900 XTX vs RTX A4000Pro W5500 vs RTX A4000Pro W5700 vs RTX A4000R7 240 vs RTX A4000R7 250 vs RTX A4000Arc B570 vs RTX A4000