GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
The GeForce RTX 3090 Ti is significantly faster than the GeForce RTX 3080, leading by roughly 25% in our performance index.
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GeForce RTX 3090 Ti vs GeForce RTX 3080: In-Depth Breakdown
Performance: GeForce RTX 3090 Ti vs GeForce RTX 3080
The GeForce RTX 3090 Ti is significantly faster, around 25% ahead of the GeForce RTX 3080. That gap is enough to move it up a tier: the GeForce RTX 3090 Ti is comfortable at 4K with upscaling and native 1440p, while the GeForce RTX 3080 is better matched to 1440p. The GeForce RTX 3090 Ti packs 10,752 CUDA cores versus 8,704 on the GeForce RTX 3080. The GeForce RTX 3090 Ti also has more RT cores (84 vs 68) and more AI cores (336 vs 272), strengthening its ray-tracing and AI-upscaling performance.
Power & Efficiency
The GeForce RTX 3080 draws just 320W versus 450W for the GeForce RTX 3090 Ti, 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 10GB, the GeForce RTX 3090 Ti has more headroom for 4K textures and memory-hungry creative/AI tasks where the GeForce RTX 3080's 10GB can fall short. The GeForce RTX 3090 Ti's memory is also faster — 1,008 GB/s versus 760 GB/s (384-bit vs 320-bit bus) — which helps feed the GPU at 4K and with heavy textures.
Generation & Longevity
The GeForce RTX 3090 Ti is roughly 2 years newer than the GeForce RTX 3080, so it generally benefits from a more modern architecture and longer driver-support runway.
Which should you buy: GeForce RTX 3080 or GeForce RTX 3090 Ti?
The GeForce RTX 3090 Ti is the faster card by about 25%. With live pricing limited for this pair, base your decision on the spec differences above — particularly VRAM and power draw — and check current stock before buying.