GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
The GeForce RTX 4080 SUPER is dramatically faster than the GeForce RTX 3080 Ti, leading by roughly 44% in our performance index. The GeForce RTX 3080 Ti, however, delivers more performance per dollar — $1,492 GBP cheaper.
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GeForce RTX 4080 SUPER vs GeForce RTX 3080 Ti: In-Depth Breakdown
Performance: GeForce RTX 4080 SUPER vs GeForce RTX 3080 Ti
The GeForce RTX 4080 SUPER is dramatically faster, around 44% ahead of the GeForce RTX 3080 Ti. That gap is enough to move it up a tier: the GeForce RTX 4080 SUPER is comfortable at 4K with upscaling and native 1440p, while the GeForce RTX 3080 Ti is better matched to 1440p.
Price & Value
Right now the GeForce RTX 3080 Ti starts at $508 GBP against $2,000 GBP for the GeForce RTX 4080 SUPER. Despite being slower, the GeForce RTX 3080 Ti offers the better performance-per-dollar (~174% better value), so budget-focused buyers should weigh it carefully. The GeForce RTX 3080 Ti is trading below its $1,199 GBP MSRP — a genuine deal. The GeForce RTX 4080 SUPER still sits about $1,001 GBP above its $999 GBP MSRP.
Power & Efficiency
The GeForce RTX 4080 SUPER draws just 320W versus 350W for the GeForce RTX 3080 Ti, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom. Its more modern Ada Lovelace architecture on a TSMC 4N process is part of why it does more with each watt.
VRAM & Future-Proofing
With 16GB against 12GB, the GeForce RTX 4080 SUPER has more headroom for 4K textures and memory-hungry creative/AI tasks where the GeForce RTX 3080 Ti's 12GB can fall short. The GeForce RTX 3080 Ti's memory is also faster — 912 GB/s versus 736 GB/s (384-bit vs 256-bit bus) — which helps feed the GPU at 4K and with heavy textures.
Generation & Longevity
The GeForce RTX 4080 SUPER is roughly 3 years newer than the GeForce RTX 3080 Ti (Ada Lovelace vs Ampere), so it generally benefits from a more modern architecture and longer driver-support runway.
Which should you buy: GeForce RTX 3080 Ti or GeForce RTX 4080 SUPER?
Choose the GeForce RTX 4080 SUPER if you want the most performance and can absorb the higher price. If you're optimizing for value, the GeForce RTX 3080 Ti stretches your money further for only slightly lower performance.