GPU Showdown

Radeon RX 6800vsGeForce RTX 4090

The GeForce RTX 4090 is a top-tier, high-end card for enthusiasts who want the absolute best performance, while the Radeon RX 6800 is a solid mid-range option for gamers on a tighter budget.

AMD Radeon RX 6800
16 GB · 250W
VS
NVIDIA GeForce RTX 4090
24 GB · 450W
AMD

Radeon RX 6800

RDNA 2.0 · TSMC 7 nm · 2020

53score
4.5/ 5
0 votes
VRAM
16 GB
TDP
250W
CUDA Cores
3,840
Boost Clock
2105 MHz

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NVIDIA

GeForce RTX 4090

Ada Lovelace · TSMC 5 nm · 2022

92score
3.8/ 5
0 votes
VRAM
24 GB
TDP
450W
Shaders
16,384
Boost Clock
2520 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 6800
53
RTX 4090Winner
92
RTX 4090 leads by 73.6% in aggregate performance.
Where they rank overall
#2RTX 509094
#3RTX 409092
#4RTX 508086
#36RTX 307053
#37RX 680053
#38RTX 2080 Ti52
Technical Specifications

Side-by-Side Specs

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

SpecsRX 6800RTX 4090
General
Process Node7 nm5 nm
Memory
VRAM16 GB24 GB
Memory TypeGDDR6GDDR6X
Memory Bus256-bit384-bit
Bandwidth512 GB/s1010 GB/s
Compute
CUDA Cores3,84016,384
TMUs240512
ROPs96176
Boost Clock2105 MHz2520 MHz
FP3216.17 TF82.58 TF
Power
TDP250450
Power Connectors2x 8-pin1x 16-pin
Display
Max Resolution7680×43207680×4320
Display Outputs1x HDMI, 2x DisplayPort, 1x USB Type-C1x HDMI 2.1, 3x DisplayPort 1.4a
Verdict

Which should you buy?

Winner overall

The GeForce RTX 4090 wins overall for anyone needing top-tier performance in gaming or creative work.

Best value

The Radeon RX 6800 is the smarter pick for budget buyers who want solid 1440p gaming without spending extra.

When the other wins

The Radeon RX 6800 is the right choice for building a quiet, power-efficient PC where lower heat and noise matter more than maximum speed.

FAQ

Frequently asked questions

Is the RX 6800 better than the RTX 4090?

Overall the RTX 4090 is the stronger graphics card: it ranks higher in our aggregate performance score (92 vs 53 out of 100), so it leads the RX 6800 in most workloads.

How much faster is the RTX 4090 than the RX 6800?

Based on our aggregated benchmark scores the RTX 4090 is roughly 74% faster than the RX 6800 overall. The real-world gap varies by game, resolution and settings.

Which should you buy, the RX 6800 or the RTX 4090?

If you want the most performance, pick the RTX 4090. If the RX 6800 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.