GPU Showdown

Radeon RX 6900 XTvsGeForce RTX 4080 SUPER

The GeForce RTX 4080 SUPER is a high-end graphics card for gamers and creators who want top-tier ray tracing and AI performance, while the Radeon RX 6900 XT is a previous-gen flagship for those who prioritize raw rasterization and value.

AMD Radeon RX 6900 XT
16 GB · 300W
VS
NVIDIA GeForce RTX 4080 SUPER
16 GB · 320W
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 4080 SUPER

Ada Lovelace · TSMC 5 nm · 2024

82score
4.1/ 5
0 votes
VRAM
16 GB
TDP
320W
Shaders
10,240
Boost Clock
2550 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 4080 SUPERWinner
82
RTX 4080 SUPER leads by 28.1% in aggregate performance.
Where they rank overall
#5RTX 408083
#6RTX 4080 SUPER82
#7RTX 5090 D V279
#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 4080 SUPER
General
Process Node7 nm5 nm
Memory
VRAM16 GB16 GB
Memory TypeGDDR6GDDR6X
Memory Bus256-bit256-bit
Bandwidth512 GB/s736.3 GB/s
Compute
CUDA Cores5,12010,240
TMUs320320
ROPs128112
Boost Clock2250 MHz2550 MHz
FP3223.04 TF52.22 TF
Power
TDP300320
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 2.1, 3x DisplayPort 1.4a
Verdict

Which should you buy?

Winner overall

The GeForce RTX 4080 SUPER wins overall with noticeably faster performance and modern features for high-end gaming.

Best value

For budget-conscious buyers, the Radeon RX 6900 XT offers a more affordable path to solid 4K gaming with similar memory.

When the other wins

The Radeon RX 6900 XT is the right choice if you need a capable card for less demanding titles on a tighter budget.

FAQ

Frequently asked questions

Is the RX 6900 XT better than the RTX 4080 SUPER?

Overall the RTX 4080 SUPER is the stronger graphics card: it ranks higher in our aggregate performance score (82 vs 64 out of 100), so it leads the RX 6900 XT in most workloads.

How much faster is the RTX 4080 SUPER than the RX 6900 XT?

Based on our aggregated benchmark scores the RTX 4080 SUPER is roughly 28% 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 4080 SUPER?

If you want the most performance, pick the RTX 4080 SUPER. 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.