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GPU Comparison: FPS, Specs & Value

GeForce RTX 3080 Ti 20 GB vs GeForce RTX 4080

The GeForce RTX 3080 Ti 20 GB is quite a bit slower than the GeForce RTX 4080 on average across 100+ games. We cannot compare value as at least one GPU is out of stock.

  • Up to 47% faster on average across 100+ games
  • Is 8 months newer
  • Up to 47% better value for money

FPS Comparison Across Popular Games

Specs & Benchmark Comparison

Scorehelp

GeForce RTX 4080 ranks 19 points higher.

FP32 Computehelp
NVIDIA GeForce RTX 4080 Logo
GeForce RTX 4080
48740 TFLOPS

GeForce RTX 4080 has 43% more compute power.

Pixel Fillratehelp

GeForce RTX 4080 fills pixels 50% faster.

Texture Fillratehelp

GeForce RTX 4080 maps textures 43% faster.

VRAMhelp

GeForce RTX 3080 Ti 20 GB has 4 GB more VRAM.

Memory Bandwidthhelp

GeForce RTX 3080 Ti 20 GB moves data 6% faster.

TDPhelp

GeForce RTX 4080 draws 30W less power.

GDDR6X
Memory Typehelp
GDDR6X
320-bit
Memory Bushelp
256-bit
GeForce 30
Generationhelp
GeForce 40
Desktop
Segmenthelp
Desktop
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Power Connectorshelp
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Outputshelp
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Frequently Asked Questions

compare_arrowsWhich is better, GeForce RTX 3080 Ti 20 GB or GeForce RTX 4080?expand_more
The GeForce RTX 4080. It's 48% faster than the GeForce RTX 3080 Ti 20 GB on average across 100+ games, scoring 59/100 vs 40/100 in our gaming rating.
speedHow much faster is GeForce RTX 4080 than GeForce RTX 3080 Ti 20 GB?expand_more
48% 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 3080 Ti 20 GB or GeForce RTX 4080?expand_more
The GeForce RTX 4080 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 4080 worth buying in 2026?expand_more
It scores 59/100 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 3080 Ti 20 GB and GeForce RTX 4080?expand_more
Performance: GeForce RTX 3080 Ti 20 GB scores 40/100, GeForce RTX 4080 scores 59/100. They also differ in VRAM, memory bandwidth, power draw, and compute performance. Full breakdown in the specs section above.
compressWill the GeForce RTX 3080 Ti 20 GB or GeForce RTX 4080 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 3080 Ti 20 GB or GeForce RTX 4080?expand_more
The GeForce RTX 4080 is the stronger pick at 59/100. Compare your current GPU against it to see the exact FPS gain across 100+ games.
memoryDoes VRAM matter when comparing the GeForce RTX 3080 Ti 20 GB and GeForce RTX 4080?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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