Custom GPU 0405 vs GeForce RTX 5080
The Custom GPU 0405 is much slower than the GeForce RTX 5080 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
GeForce RTX 5080 has 3335% more compute power.
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GeForce 50Integrated
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-Frequently Asked Questions
compare_arrowsWhich is better, Custom GPU 0405 or GeForce RTX 5080?expand_more
The GeForce RTX 5080. It's 338% faster than the Custom GPU 0405 on average across 100+ games, scoring 70/100 vs 16/100 in our gaming rating.
speedHow much faster is GeForce RTX 5080 than Custom GPU 0405?expand_more
338% 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 GeForce RTX 5080?expand_more
The GeForce RTX 5080 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 5080 worth buying in 2026?expand_more
It scores 70/100 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 GeForce RTX 5080?expand_more
Performance: Custom GPU 0405 scores 16/100, GeForce RTX 5080 scores 70/100. 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 GeForce RTX 5080 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 GeForce RTX 5080?expand_more
The GeForce RTX 5080 is the stronger pick at 70/100. 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 GeForce RTX 5080?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
Custom GPU 0405 vs RX 9070Custom GPU 0405 vs RX 9060 XT 16 GBCustom GPU 0405 vs RTX 5070Custom GPU 0405 vs RX 9070 XTCustom GPU 0405 vs RTX 5060Custom GPU 0405 vs RX 6800Arc B580 vs Custom GPU 0405Arc A310 vs Custom GPU 0405Custom GPU 0405 vs RTX 5060 TiArc A580 vs Custom GPU 0405Arc A750 vs Custom GPU 0405Custom GPU 0405 vs RTX 5070 TiCustom GPU 0405 vs R7 GraphicsCustom GPU 0405 vs RX 580Custom GPU 0405 vs 550Custom GPU 0405 vs GTX 1660 SUPERCustom GPU 0405 vs R5 GraphicsCustom GPU 0405 vs RX 560Custom GPU 0405 vs RTX 5090Custom GPU 0405 vs RTX 4090Custom GPU 0405 vs RX 6900 XTCustom GPU 0405 vs RX 7900 XTXCustom GPU 0405 vs Pro W5500Custom GPU 0405 vs Pro W5700Custom GPU 0405 vs R7 250Arc B570 vs Custom GPU 0405RTX 5080 vs RX 9070RTX 5080 vs RX 9060 XT 16 GBRTX 5070 vs RTX 5080RTX 5080 vs RX 9070 XTRTX 5060 vs RTX 5080RTX 5080 vs RX 6800Arc B580 vs RTX 5080Arc A310 vs RTX 5080RTX 5060 Ti vs RTX 5080Arc A580 vs RTX 5080Arc A750 vs RTX 5080RTX 5070 Ti vs RTX 5080RTX 5080 vs R7 GraphicsRTX 5080 vs RX 580RTX 5080 vs 550GTX 1660 SUPER vs RTX 5080RTX 5080 vs R5 GraphicsRTX 5080 vs RX 560RTX 5080 vs RTX 5090RTX 4090 vs RTX 5080RTX 5080 vs RX 6900 XTRTX 5080 vs RX 7900 XTXRTX 5080 vs Pro W5500RTX 5080 vs Pro W5700RTX 5080 vs R7 250Arc B570 vs RTX 5080