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GPU Comparison: FPS, Specs & Value

GeForce 8400 GS vs GeForce RTX 4080 SUPER

The GeForce 8400 GS is much slower than the GeForce RTX 4080 SUPER on average across 100+ games. We cannot compare value as at least one GPU is out of stock.

  • Up to 7565% faster on average across 100+ games
  • Is 17 years newer
  • Available for $1,498.97

FPS Comparison Across Popular Games

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

Specs & Benchmark Comparison

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

Scorehelp

GeForce RTX 4080 SUPER ranks 60 points higher.

FP32 Computehelp
NVIDIA GeForce 8400 GS Logo
GeForce 8400 GS
29.38 TFLOPS

GeForce RTX 4080 SUPER has 177640% more compute power.

Pixel Fillratehelp
NVIDIA GeForce 8400 GS Logo
GeForce 8400 GS
1.836 GP/s

GeForce RTX 4080 SUPER fills pixels 15456% faster.

Texture Fillratehelp
NVIDIA GeForce 8400 GS Logo
GeForce 8400 GS
3.672 GT/s

GeForce RTX 4080 SUPER maps textures 22122% faster.

VRAMhelp

GeForce RTX 4080 SUPER has 15.75 GB more VRAM.

Memory Bandwidthhelp

GeForce RTX 4080 SUPER moves data 11405% faster.

TDPhelp

GeForce 8400 GS draws 280W less power.

DDR2
Memory Typehelp
GDDR6X
64-bit
Memory Bushelp
256-bit
GeForce 8 (8400)
Generationhelp
GeForce 40
Desktop
Segmenthelp
Desktop
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Power Connectorshelp
-
-
Outputshelp
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Frequently Asked Questions

compare_arrowsWhich is better, GeForce 8400 GS or GeForce RTX 4080 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 RTX 4080 SUPER?expand_more
The GeForce RTX 4080 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 RTX 4080 SUPER worth buying in 2026?expand_more
It scores 60/100 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 RTX 4080 SUPER?expand_more
Performance: GeForce 8400 GS scores 0/100, GeForce RTX 4080 SUPER scores 60/100. 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 RTX 4080 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 RTX 4080 SUPER?expand_more
The GeForce RTX 4080 SUPER is the stronger pick at 60/100. 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 RTX 4080 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.

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