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GPU Comparison: FPS, Specs & Value

GeForce RTX 5090 vs Radeon 660M

The GeForce RTX 5090 is much faster than the Radeon 660M on average across 100+ games. We cannot compare value as at least one GPU is out of stock.

  • Up to 2985% faster on average across 100+ games
  • Is 2 years and 1 month newer
  • Available for $4,699.99

FPS Comparison Across Popular Games

Specs & Benchmark Comparison

Scorehelp

GeForce RTX 5090 ranks 57 points higher.

FP32 Computehelp
NVIDIA GeForce RTX 5090 Logo
GeForce RTX 5090
104800 TFLOPS
AMD Radeon 660M Logo
Radeon 660M
1459.2 TFLOPS

GeForce RTX 5090 has 7082% more compute power.

Pixel Fillratehelp
AMD Radeon 660M Logo
Radeon 660M
30.4 GP/s

GeForce RTX 5090 fills pixels 1293% faster.

Texture Fillratehelp
NVIDIA GeForce RTX 5090 Logo
GeForce RTX 5090
1636.8 GT/s
AMD Radeon 660M Logo
Radeon 660M
45.6 GT/s

GeForce RTX 5090 maps textures 3489% faster.

Memory Bandwidthhelp
TDPhelp

Radeon 660M draws 535W less power.

Pricehelp
GDDR7
Memory Typehelp
System-Shared
512-bit
Memory Bushelp
System-Shared
GeForce 50
Generationhelp
Navi II IGP (Rembrandt Mobile)
Desktop
Segmenthelp
Integrated
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Power Connectorshelp
-
-
Outputshelp
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Frequently Asked Questions

compare_arrowsWhich is better, GeForce RTX 5090 or Radeon 660M?expand_more
The GeForce RTX 5090. It's 133% faster than the Radeon 660M on average across 100+ games, scoring 100/100 vs 43/100 in our gaming rating.
speedHow much faster is GeForce RTX 5090 than Radeon 660M?expand_more
133% 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 5090 or Radeon 660M?expand_more
The GeForce RTX 5090 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 5090 worth buying in 2026?expand_more
It scores 100/100 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 5090 and Radeon 660M?expand_more
Performance: GeForce RTX 5090 scores 100/100, Radeon 660M scores 43/100. They also differ in VRAM, memory bandwidth, power draw, and compute performance. Full breakdown in the specs section above.
compressWill the GeForce RTX 5090 or Radeon 660M 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 5090 or Radeon 660M?expand_more
The GeForce RTX 5090 is the stronger pick at 100/100. Compare your current GPU against it to see the exact FPS gain across 100+ games.
memoryDoes VRAM matter when comparing the GeForce RTX 5090 and Radeon 660M?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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