GPU Showdown

Radeon RX 6900 XTvsGeForce RTX 5090

The GeForce RTX 5090 is a top-tier card for gamers and creators who want the absolute best performance money can buy, while the Radeon RX 6900 XT is a previous-generation high-end card that still offers strong 4K gaming for a more reasonable price.

AMD Radeon RX 6900 XT
16 GB · 300W
VS
NVIDIA GeForce RTX 5090
32 GB · 575W
AMD

Radeon RX 6900 XT

RDNA 2.0 · TSMC 7 nm · 2020

64score
4.2/ 5
0 votes
VRAM
16 GB
TDP
300W
CUDA Cores
5,120
Boost Clock
2250 MHz

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NVIDIA

GeForce RTX 5090

Blackwell 2.0 · TSMC 5 nm · 2025

94score
3.3/ 5
0 votes
VRAM
32 GB
TDP
575W
Shaders
21,760
Boost Clock
2407 MHz

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Aggregate Performance

Overall Performance Score

A unified score from combined synthetic and real-world benchmarks. 100 represents the fastest consumer GPU available.

RX 6900 XT
64
RTX 5090Winner
94
RTX 5090 leads by 46.9% in aggregate performance.
Where they rank overall
#1RTX 5090 D100
#2RTX 509094
#3RTX 409092
#21RTX 3080 Ti64
#22RX 6900 XT64
#23RTX 3080 12 GB64
Technical Specifications

Side-by-Side Specs

Every detail compared. Highlighted cells indicate the leading value for that metric.

SpecsRX 6900 XTRTX 5090
General
Process Node7 nm5 nm
Memory
VRAM16 GB32 GB
Memory TypeGDDR6GDDR7
Memory Bus256-bit512-bit
Bandwidth512 GB/s1790 GB/s
Compute
CUDA Cores5,12021,760
TMUs320680
ROPs128176
Boost Clock2250 MHz2407 MHz
FP3223.04 TF104.8 TF
Power
TDP300575
Power Connectors2x 8-pin1x 16-pin
Display
Max Resolution7680×43207680×4320
Display Outputs1x HDMI 2.1, 2x DisplayPort 1.4a, 1x USB Type-C1x HDMI 2.1b, 3x DisplayPort 2.1b
Verdict

Which should you buy?

Winner overall

The GeForce RTX 5090 wins overall for anyone needing top-tier performance and future-proofing against the older Radeon RX 6900 XT.

Best value

For budget-conscious buyers, the Radeon RX 6900 XT is the smarter pick, offering solid 1440p gaming at a much lower cost.

When the other wins

If you game at 1440p on a tight budget and don't need ray tracing, the older Radeon RX 6900 XT is the right choice.

FAQ

Frequently asked questions

Is the RX 6900 XT better than the RTX 5090?

Overall the RTX 5090 is the stronger graphics card: it ranks higher in our aggregate performance score (94 vs 64 out of 100), so it leads the RX 6900 XT in most workloads.

How much faster is the RTX 5090 than the RX 6900 XT?

Based on our aggregated benchmark scores the RTX 5090 is roughly 47% 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 5090?

If you want the most performance, pick the RTX 5090. 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.