GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
On performance, the Radeon RX 6800 XT and Radeon RX 7800 XT are effectively a dead heat — under a few percent apart. It is also the stronger value pick here, so it's the easy recommendation if your budget allows.
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Radeon RX 7800 XT vs Radeon RX 6800 XT: In-Depth Breakdown
Performance: Radeon RX 7800 XT vs Radeon RX 6800 XT
The Radeon RX 6800 XT and Radeon RX 7800 XT post nearly the same score in our performance index, so neither holds a meaningful raw-speed advantage. Both are best suited to 1440p gaming.
Price & Value
Right now the Radeon RX 7800 XT starts at $552 GBP against $836 GBP for the Radeon RX 6800 XT. Because it's both faster and competitively priced, the Radeon RX 7800 XT wins on performance-per-dollar by about 55%. The Radeon RX 6800 XT still sits about $187 GBP above its $649 GBP MSRP.
Power & Efficiency
The Radeon RX 7800 XT draws just 263W versus 300W for the Radeon RX 6800 XT, 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.
Memory & Bandwidth
The Radeon RX 7800 XT's memory is faster — 624 GB/s versus 512 GB/s — which helps feed the GPU at 4K and with heavy textures.
Generation & Longevity
The Radeon RX 7800 XT is roughly 3 years newer than the Radeon RX 6800 XT (RDNA 3 vs RDNA 2), so it generally benefits from a more modern architecture and longer driver-support runway.
Which should you buy: Radeon RX 6800 XT or Radeon RX 7800 XT?
The Radeon RX 7800 XT is the all-round winner here — it's faster and the better value, so buy it if it fits your budget. Only consider the Radeon RX 6800 XT if you find it at a steep discount.