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PCPartMatch
AMD

RX 6800 XT

VS
NVIDIA

RTX 4090

Specifications

SpecRX 6800 XTRTX 4090
Performance
FP32 Performance20.7 TFLOPS82.6 TFLOPS+75%
Shader Units4,60816,384+72%
Boost Clock2,250 MHz2,520 MHz+11%
Base Clock1,825 MHz2,235 MHz+18%
Memory
VRAM16 GB24 GB+33%
VRAM TypeGDDR6GDDR6X
Memory Bus256-bit384-bit+33%
Memory Clock2,000 MHz2,626 MHz+24%
Memory Bandwidth5121,008.4+49%
Power
TDP300W+33%450W
Process Node7 nm FF (TSMC N7)4 nm (TSMC 4N)
Features
ArchitectureRDNA 2.0Ada
GPU ChipNavi 21 XT (Navi 21)AD102
Ray TracingN/ART Cores (128)
Tensor CoresN/A512
Display Outputs2x DisplayPort, 1x HDMI3x DisplayPort, 1x HDMI
Price
MSRP$649+68%$1,999
Verdict

The NVIDIA GeForce 40 RTX 4090 wins in 8 out of 10 comparable specs. Its biggest advantage is FP32 Performance (299% better). The RX 6800 XT wins in 2 specs, with its biggest advantage in MSRP (68% better).

Benchmarks Coming Soon

We are collecting benchmark data from trusted sources. Check back soon for real performance comparisons.

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