GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
The GeForce RTX 4090 is significantly faster than the GeForce RTX 4080 SUPER, leading by roughly 27% in our performance index. The GeForce RTX 4080 SUPER, however, delivers more performance per dollar — $2,140 USD cheaper.
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GeForce RTX 4090 vs GeForce RTX 4080 SUPER: In-Depth Breakdown
Performance: GeForce RTX 4090 vs GeForce RTX 4080 SUPER
The GeForce RTX 4090 is significantly faster, around 27% ahead of the GeForce RTX 4080 SUPER. That gap is enough to move it up a tier: the GeForce RTX 4090 is comfortable at 4K and high-refresh 1440p, while the GeForce RTX 4080 SUPER is better matched to 4K with upscaling and native 1440p.
Price & Value
Right now the GeForce RTX 4080 SUPER starts at $1,300 USD against $3,440 USD for the GeForce RTX 4090. Despite being slower, the GeForce RTX 4080 SUPER offers the better performance-per-dollar (~108% better value), so budget-focused buyers should weigh it carefully. The GeForce RTX 4080 SUPER still sits about $301 USD above its $999 USD MSRP. The GeForce RTX 4090 still sits about $1,841 USD above its $1,599 USD MSRP.
Power & Efficiency
The GeForce RTX 4080 SUPER draws just 320W versus 450W for the GeForce RTX 4090, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom.
VRAM & Future-Proofing
With 24GB against 16GB, the GeForce RTX 4090 has more headroom for 4K textures and memory-hungry creative/AI tasks where the GeForce RTX 4080 SUPER's 16GB can fall short.
Generation & Longevity
The GeForce RTX 4080 SUPER is roughly 2 years newer than the GeForce RTX 4090, so it generally benefits from a more modern architecture and longer driver-support runway.
Which should you buy: GeForce RTX 4090 or GeForce RTX 4080 SUPER?
Choose the GeForce RTX 4090 if you want the most performance and can absorb the higher price. If you're optimizing for value, the GeForce RTX 4080 SUPER stretches your money further for only slightly lower performance.