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GPU Comparison: FPS, Specs & Value

GeForce GTX 660 Ti vs GeForce RTX 3080

The GeForce GTX 660 Ti is much slower than the GeForce RTX 3080 on average across 100+ games. We cannot compare value as at least one GPU is out of stock.

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GPU

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Up to 134% cheaper – $299 vs $632.35

GPU

$632.35View GPUAll GPUs

Up to 984% faster on average across 100+ games
Is 8 years and 2 months newer
Up to 364% better value for money
Up to 134% more expensive – $632.35 vs $299

FPS Comparison Across Popular Games

Predicted average FPS at 1080p, 1440p, and 4K, based on real game benchmarks.

Resolution

Quality

Paired CPU

View Compare All CPUs

Select CPU

Escape From Tarkov2017

GeForce GTX 660 Ti

165FPS

GeForce RTX 3080

240FPS

Grand Theft Auto V2013

GeForce GTX 660 Ti

40FPS

GeForce RTX 3080

100FPS

League of Legends2009

GeForce GTX 660 Ti

455FPS

GeForce RTX 3080

492FPS

Elden Ring2022

GeForce GTX 660 Ti

51FPS

GeForce RTX 3080

142FPS

Valorant2020

507FPS

762FPS

522FPS

515FPS

Minecraft2011

GeForce GTX 660 Ti

768FPS

GeForce RTX 3080

971FPS

Fortnite2017

GeForce GTX 660 Ti

1FPS

GeForce RTX 3080

140FPS

Specs & Benchmark Comparison

Side-by-side specs, synthetic benchmarks, and key hardware differences.

Scorehelp

GeForce GTX 660 Ti

GeForce RTX 3080

37%

GeForce RTX 3080 ranks 34 points higher.

FP32 Computehelp

GeForce GTX 660 Ti

2634 TFLOPS

GeForce RTX 3080

29770 TFLOPS

GeForce RTX 3080 has 1030% more compute power.

Pixel Fillratehelp

GeForce GTX 660 Ti

27.44 GP/s

GeForce RTX 3080

164.2 GP/s

GeForce RTX 3080 fills pixels 498% faster.

Texture Fillratehelp

GeForce GTX 660 Ti

109.8 GT/s

GeForce RTX 3080

465.1 GT/s

GeForce RTX 3080 maps textures 324% faster.

VRAMhelp

GeForce GTX 660 Ti

2 GB

GeForce RTX 3080

10 GB

GeForce RTX 3080 has 8 GB more VRAM.

Memory Bandwidthhelp

GeForce GTX 660 Ti

144.2 GB/s

GeForce RTX 3080

760.3 GB/s

GeForce RTX 3080 moves data 427% faster.

TDPhelp

GeForce GTX 660 Ti

150W

GeForce RTX 3080

320W

GeForce GTX 660 Ti draws 170W less power.

Pricehelp

GeForce GTX 660 Ti

GeForce RTX 3080

$632.35

GeForce GTX 660 TiGeForce RTX 3080

GDDR5

Memory Typehelp

GDDR6X

192-bit

Memory Bushelp

320-bit

GeForce 600

Generationhelp

GeForce 30

Desktop

Segmenthelp

Desktop

Power Connectorshelp

Outputshelp

Frequently Asked Questions

compare_arrowsWhich is better, GeForce GTX 660 Ti or GeForce RTX 3080?expand_more

The GeForce RTX 3080. It's 1133% faster than the GeForce GTX 660 Ti on average across 100+ games, scoring 37/100 vs 3/100 in our gaming rating.

speedHow much faster is GeForce RTX 3080 than GeForce GTX 660 Ti?expand_more

1133% 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 GTX 660 Ti or GeForce RTX 3080?expand_more

The GeForce RTX 3080 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 3080 worth buying in 2026?expand_more

It scores 37/100 in our gaming rating, faster than most GPUs on the market. Good buy if the price is right.

differenceWhat is the difference between GeForce GTX 660 Ti and GeForce RTX 3080?expand_more

Performance: GeForce GTX 660 Ti scores 3/100, GeForce RTX 3080 scores 37/100. They also differ in VRAM, memory bandwidth, power draw, and compute performance. Full breakdown in the specs section above.

compressWill the GeForce GTX 660 Ti or GeForce RTX 3080 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 GTX 660 Ti or GeForce RTX 3080?expand_more

The GeForce RTX 3080 is the stronger pick at 37/100. Compare your current GPU against it to see the exact FPS gain across 100+ games.

memoryDoes VRAM matter when comparing the GeForce GTX 660 Ti and GeForce RTX 3080?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.