Radeon RX 6900 XTvsGeForce RTX 4090
The GeForce RTX 4090 is a top-tier enthusiast card built for 4K gaming and heavy creative workloads, while the Radeon RX 6900 XT is a high-end option that targets gamers wanting strong performance without the flagship price tag.
Radeon RX 6900 XT
RDNA 2.0 · TSMC 7 nm · 2020
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GeForce RTX 4090
Ada Lovelace · TSMC 5 nm · 2022
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Overall Performance Score
A unified score from combined synthetic and real-world benchmarks. 100 represents the fastest consumer GPU available.
Side-by-Side Specs
Every detail compared. Highlighted cells indicate the leading value for that metric.
Which should you buy?
The GeForce RTX 4090 wins overall for its far faster performance and much larger memory capacity.
For budget-minded buyers, the Radeon RX 6900 XT offers better value with lower power draw and solid 1440p gaming.
The Radeon RX 6900 XT is the right choice if you have a smaller power supply or want quieter operation without sacrificing high-refresh-rate gaming.
Frequently asked questions
Is the RX 6900 XT better than the RTX 4090?
Overall the RTX 4090 is the stronger graphics card: it ranks higher in our aggregate performance score (92 vs 64 out of 100), so it leads the RX 6900 XT in most workloads.
How much faster is the RTX 4090 than the RX 6900 XT?
Based on our aggregated benchmark scores the RTX 4090 is roughly 44% faster than the RX 6900 XT overall. The real-world gap varies by game, resolution and settings.
Which should you buy, the RX 6900 XT or the RTX 4090?
If you want the most performance, pick the RTX 4090. If the RX 6900 XT is meaningfully cheaper where you shop, it can be the better value for similar real-world results — check current prices and the full spec comparison above before deciding.