Rust
4K@165Hz·05:13 played
LiamLewis·1h ago
Public
261
FPSAverage
204
FPS1% Low
76%/45°C
77%/48°C
32 GB
72%usage
Radeon RX 6400 vs GeForce RTX 3080
The Radeon RX 6400 is much slower than the GeForce RTX 3080 on average across 100+ games and it's also a much worse value for money, as it's only $72.76 cheaper!
Radeon RX 64007% Score
- Is 1 year and 5 months newer
- Up to 340% cheaper – $465.00 vs $537.76
GeForce RTX 308037% Score
- Up to 393% faster on average across 100+ games
- Up to 12% better value for money
- Up to 340% more expensive – $537.76 vs $465.00
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 3080 has 735% more compute power.
Pixel Fillratehelp
GeForce RTX 3080 fills pixels 121% faster.
Texture Fillratehelp
GeForce RTX 3080 maps textures 318% faster.
Memory Bandwidthhelp
GeForce RTX 3080 moves data 494% faster.
GDDR6
Memory Typehelp
GDDR6X64-bit
Memory Bushelp
320-bitNavi II (RX 6000)
Generationhelp
GeForce 30Desktop
Segmenthelp
Desktop-
Power Connectorshelp
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Outputshelp
-Frequently Asked Questions
compare_arrowsWhich is better, Radeon RX 6400 or GeForce RTX 3080?expand_more
The GeForce RTX 3080. It's 429% faster than the Radeon RX 6400 on average across 100+ games, scoring 37/100 vs 7/100 in our gaming rating.
speedHow much faster is GeForce RTX 3080 than Radeon RX 6400?expand_more
429% 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, Radeon RX 6400 or GeForce RTX 3080?expand_more
The GeForce RTX 3080 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 3080 worth buying in 2026?expand_more
It scores 37/100 in our gaming rating, faster than most GPUs on the market. Good buy if the price is right.
differenceWhat is the difference between Radeon RX 6400 and GeForce RTX 3080?expand_more
Performance: Radeon RX 6400 scores 7/100, GeForce RTX 3080 scores 37/100. They also differ in VRAM, memory bandwidth, power draw, and compute performance. Full breakdown in the specs section above.
compressWill the Radeon RX 6400 or GeForce RTX 3080 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 Radeon RX 6400 or GeForce RTX 3080?expand_more
The GeForce RTX 3080 is the stronger pick at 37/100. Compare your current GPU against it to see the exact FPS gain across 100+ games.
memoryDoes VRAM matter when comparing the Radeon RX 6400 and GeForce RTX 3080?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
RX 6400 vs RTX 5070RX 6400 vs RTX 5060 TiRX 6400 vs RTX 5060RX 6400 vs RTX 5070 TiRX 6400 vs RTX 5080RX 6400 vs RX 9070 XTRX 6400 vs RTX 5090RX 6400 vs RX 9060 XT 16 GBRX 6400 vs GTX 1660 TiRX 6400 vs Arc B580RX 6400 vs GTX 1660 SUPERRX 6400 vs RX 7600RX 6400 vs RX 9070RX 6400 vs RX 7700 XTRX 6400 vs RX 580RX 6400 vs RX 7900 XTRX 6400 vs RX 6900 XTRX 6400 vs RX 6800RX 6400 vs Arc A310RX 6400 vs Arc A580RX 6400 vs Arc B570RX 6400 vs RX 480RX 6400 vs RX 7800 XTRX 6400 vs RX 7900 XTXRX 6400 vs RTX 4090RX 6400 vs R7 240RX 6400 vs R7 250RTX 3080 vs RTX 5070RTX 3080 vs RTX 5060 TiRTX 3080 vs RTX 5060RTX 3080 vs RTX 5070 TiRTX 3080 vs RTX 5080RTX 3080 vs RX 9070 XTRTX 3080 vs RTX 5090RTX 3080 vs RX 9060 XT 16 GBRTX 3080 vs GTX 1660 TiRTX 3080 vs Arc B580RTX 3080 vs GTX 1660 SUPERRTX 3080 vs RX 7600RTX 3080 vs RX 9070RTX 3080 vs RX 7700 XTRTX 3080 vs RX 580RTX 3080 vs RX 7900 XTRTX 3080 vs RX 6900 XTRTX 3080 vs RX 6800RTX 3080 vs Arc A310RTX 3080 vs Arc A580RTX 3080 vs Arc B570RTX 3080 vs RX 480RTX 3080 vs RX 7800 XTRTX 3080 vs RX 7900 XTXRTX 3080 vs RTX 4090RTX 3080 vs R7 240RTX 3080 vs R7 250