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GPU Comparison: FPS, Specs & Value

Radeon Vega 8 Mobile vs GeForce RTX 4090

The Radeon Vega 8 Mobile is much slower than the GeForce RTX 4090 on average across 100+ games. We cannot compare value as at least one GPU is out of stock.

  • Up to 4972% faster on average across 100+ games
  • Is 3 years and 9 months newer
  • Available for $3,559.00

FPS Comparison Across Popular Games

Specs & Benchmark Comparison

Scorehelp

GeForce RTX 4090 ranks 59 points higher.

FP32 Computehelp
NVIDIA GeForce RTX 4090 Logo
GeForce RTX 4090
82580 TFLOPS

GeForce RTX 4090 has 6620% more compute power.

Pixel Fillratehelp

GeForce RTX 4090 fills pixels 4520% faster.

Texture Fillratehelp
NVIDIA GeForce RTX 4090 Logo
GeForce RTX 4090
1290.2 GT/s

GeForce RTX 4090 maps textures 3260% faster.

Memory Bandwidthhelp
TDPhelp

Radeon Vega 8 Mobile draws 435W less power.

System-Shared
Memory Typehelp
GDDR6X
System-Shared
Memory Bushelp
384-bit
Vega IGP (Picasso Mobile)
Generationhelp
GeForce 40
Integrated
Segmenthelp
Desktop
-
Power Connectorshelp
-
-
Outputshelp
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Frequently Asked Questions

compare_arrowsWhich is better, Radeon Vega 8 Mobile or GeForce RTX 4090?expand_more
The GeForce RTX 4090. It's 328% faster than the Radeon Vega 8 Mobile on average across 100+ games, scoring 77/100 vs 18/100 in our gaming rating.
speedHow much faster is GeForce RTX 4090 than Radeon Vega 8 Mobile?expand_more
328% 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 Vega 8 Mobile or GeForce RTX 4090?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 Radeon Vega 8 Mobile and GeForce RTX 4090?expand_more
Performance: Radeon Vega 8 Mobile scores 18/100, GeForce RTX 4090 scores 77/100. They also differ in VRAM, memory bandwidth, power draw, and compute performance. Full breakdown in the specs section above.
compressWill the Radeon Vega 8 Mobile or GeForce RTX 4090 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 Vega 8 Mobile or GeForce RTX 4090?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 Radeon Vega 8 Mobile and GeForce RTX 4090?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.

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