Custom GPU 0405 vs Radeon RX 6900 XT
The Custom GPU 0405 is much slower than the Radeon RX 6900 XT on average across 100+ games. We cannot compare value as at least one GPU is out of stock.
HowManyFPS Team · Prices updated · FPS from real gameplay sessions · Browse benchmarks
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
Radeon RX 6900 XT has 1306% more compute power.
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Memory Typehelp
GDDR6-
Memory Bushelp
256-bit-
Generationhelp
Navi II (RX 6000)Integrated
Segmenthelp
Desktop-
Power Connectorshelp
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-Frequently Asked Questions
compare_arrowsWhich is better, Custom GPU 0405 or Radeon RX 6900 XT?expand_more
The Radeon RX 6900 XT. It's 175% faster than the Custom GPU 0405 on average across 100+ games, scoring 44/100 vs 16/100 in our gaming rating.
speedHow much faster is Radeon RX 6900 XT than Custom GPU 0405?expand_more
175% 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, Custom GPU 0405 or Radeon RX 6900 XT?expand_more
The Radeon RX 6900 XT 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 Radeon RX 6900 XT worth buying in 2026?expand_more
It scores 44/100 in our gaming rating, faster than most GPUs on the market. Good buy if the price is right.
differenceWhat is the difference between Custom GPU 0405 and Radeon RX 6900 XT?expand_more
Performance: Custom GPU 0405 scores 16/100, Radeon RX 6900 XT scores 44/100. They also differ in VRAM, memory bandwidth, power draw, and compute performance. Full breakdown in the specs section above.
compressWill the Custom GPU 0405 or Radeon RX 6900 XT 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 Custom GPU 0405 or Radeon RX 6900 XT?expand_more
The Radeon RX 6900 XT is the stronger pick at 44/100. Compare your current GPU against it to see the exact FPS gain across 100+ games.
memoryDoes VRAM matter when comparing the Custom GPU 0405 and Radeon RX 6900 XT?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
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