GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
The Radeon RX 7900 XT is significantly faster than the GeForce RTX 3090, leading by roughly 32% in our performance index.
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Radeon RX 7900 XT vs GeForce RTX 3090: In-Depth Breakdown
Performance: Radeon RX 7900 XT vs GeForce RTX 3090
The Radeon RX 7900 XT is significantly faster, around 32% ahead of the GeForce RTX 3090. That gap is enough to move it up a tier: the Radeon RX 7900 XT is comfortable at 4K with upscaling and native 1440p, while the GeForce RTX 3090 is better matched to 1440p.
Power & Efficiency
The Radeon RX 7900 XT draws just 300W versus 350W for the GeForce RTX 3090, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom. Its more modern RDNA 3 architecture on a TSMC N5 process is part of why it does more with each watt.
VRAM & Future-Proofing
With 24GB against 20GB, the GeForce RTX 3090 has more headroom for 4K textures and memory-hungry creative/AI tasks where the Radeon RX 7900 XT's 20GB can fall short.
Generation & Longevity
The Radeon RX 7900 XT is roughly 2 years newer than the GeForce RTX 3090 (RDNA 3 vs Ampere), so it generally benefits from a more modern architecture and longer driver-support runway.
Features & Ecosystem
Beyond raw numbers, the GeForce RTX 3090 brings NVIDIA DLSS upscaling/frame generation and stronger ray tracing, while the Radeon RX 7900 XT offers AMD FSR upscaling and strong rasterization value. If you lean on upscaling or ray tracing, that ecosystem difference can matter as much as the frame-rate gap.
Which should you buy: GeForce RTX 3090 or Radeon RX 7900 XT?
The Radeon RX 7900 XT is the faster card by about 32%. 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.