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GPU Comparison: FPS, Specs & Value

GeForce 8400 GS vs GeForce GTX 1660 SUPER

The GeForce 8400 GS is much slower than the GeForce GTX 1660 SUPER 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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GPU

$189.99View GPUAll GPUs

Up to 1538% faster on average across 100+ games
Is 12 years and 9 months newer
Available for $189.99

FPS Comparison Across Popular Games

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

Resolution

Quality

Paired CPU

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Counter-Strike 22023

GeForce 8400 GS

550FPS

GeForce GTX 1660 SUPER

482FPS

League of Legends2009

GeForce 8400 GS

410FPS

GeForce GTX 1660 SUPER

478FPS

Dota 22013

GeForce 8400 GS

282FPS

GeForce GTX 1660 SUPER

369FPS

Apex Legends2019

GeForce 8400 GS

84FPS

GeForce GTX 1660 SUPER

208FPS

Grand Theft Auto V2013

GeForce 8400 GS

11FPS

GeForce GTX 1660 SUPER

63FPS

Overwatch 22023

GeForce 8400 GS

61FPS

GeForce GTX 1660 SUPER

260FPS

Valorant2020

GeForce 8400 GS

393FPS

GeForce GTX 1660 SUPER

627FPS

Fortnite2017

GeForce 8400 GS

1FPS

GeForce GTX 1660 SUPER

47FPS

Specs & Benchmark Comparison

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

Scorehelp

GeForce 8400 GS

GeForce GTX 1660 SUPER

12%

GeForce GTX 1660 SUPER ranks 12 points higher.

FP32 Computehelp

GeForce 8400 GS

29.38 TFLOPS

GeForce GTX 1660 SUPER

5027 TFLOPS

GeForce GTX 1660 SUPER has 17010% more compute power.

Pixel Fillratehelp

GeForce 8400 GS

1.836 GP/s

GeForce GTX 1660 SUPER

85.68 GP/s

GeForce GTX 1660 SUPER fills pixels 4567% faster.

Texture Fillratehelp

GeForce 8400 GS

3.672 GT/s

GeForce GTX 1660 SUPER

157.1 GT/s

GeForce GTX 1660 SUPER maps textures 4178% faster.

VRAMhelp

GeForce 8400 GS

0.25 GB

GeForce GTX 1660 SUPER

6 GB

GeForce GTX 1660 SUPER has 5.75 GB more VRAM.

Memory Bandwidthhelp

GeForce 8400 GS

6.4 GB/s

GeForce GTX 1660 SUPER

336 GB/s

GeForce GTX 1660 SUPER moves data 5150% faster.

TDPhelp

GeForce 8400 GS

40W

GeForce GTX 1660 SUPER

125W

GeForce 8400 GS draws 85W less power.

Pricehelp

GeForce 8400 GS

GeForce GTX 1660 SUPER

$189.99

GeForce 8400 GSGeForce GTX 1660 SUPER

DDR2

Memory Typehelp

GDDR6

64-bit

Memory Bushelp

192-bit

GeForce 8 (8400)

Generationhelp

GeForce 16

Desktop

Segmenthelp

Desktop

Power Connectorshelp

Outputshelp

Frequently Asked Questions

compare_arrowsWhich is better, GeForce 8400 GS or GeForce GTX 1660 SUPER?expand_more

Neither, they're within 1% of each other across 100+ games. Pick based on price, availability, or VRAM.

aspect_ratioWhich is better for 1440p and 4K gaming, GeForce 8400 GS or GeForce GTX 1660 SUPER?expand_more

The GeForce GTX 1660 SUPER 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 GTX 1660 SUPER worth buying in 2026?expand_more

It scores 12/100 in our gaming rating, faster than most GPUs on the market. Good buy if the price is right.

differenceWhat is the difference between GeForce 8400 GS and GeForce GTX 1660 SUPER?expand_more

Performance: GeForce 8400 GS scores 0/100, GeForce GTX 1660 SUPER scores 12/100. They also differ in VRAM, memory bandwidth, power draw, and compute performance. Full breakdown in the specs section above.

compressWill the GeForce 8400 GS or GeForce GTX 1660 SUPER 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 8400 GS or GeForce GTX 1660 SUPER?expand_more

The GeForce GTX 1660 SUPER is the stronger pick at 12/100. Compare your current GPU against it to see the exact FPS gain across 100+ games.

memoryDoes VRAM matter when comparing the GeForce 8400 GS and GeForce GTX 1660 SUPER?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.