AMD Radeon RX 6800 XT vs NVIDIA GeForce RTX 4090
44.8Rasterization78.8
29.5Ray Tracing69.8
46.8Memory74.4
62.1Efficiency53.6
49.1Compute90
1 spec wins — AMD Radeon RX 6800 XT15 spec wins — NVIDIA GeForce RTX 4090
InnoReviews verdict
NVIDIA GeForce RTX 4090 wins this graphics card face-off, 74.2 to 45.3, pulling ahead mainly in compute (+41) and Ray Tracing (+40). AMD Radeon RX 6800 XT still makes sense if its price or standout specs fit your needs better.
Key differences
Reasons to pick the AMD Radeon RX 6800 XT
- Stronger efficiency score: 62 vs 54
- 33% lower TDP: 300 W vs 450 W
- Lower launch price: $649 vs $1,599
Reasons to pick the NVIDIA GeForce RTX 4090
- Stronger rasterization score: 79 vs 45
- Stronger Ray Tracing score: 70 vs 30
- Stronger memory score: 74 vs 47
- Stronger compute score: 90 vs 49
- 256% higher Shading units: 16,384 vs 4,608
General
| Spec | AMD Radeon RX 6800 XT | NVIDIA GeForce RTX 4090 |
|---|---|---|
| Announced | 2020 | 2022 |
| Architecture | RDNA 2 | Ada Lovelace |
| Process | 7 nm | 5 nm+29% |
| TDP | 300 W+33% | 450 W |
| Power connector | 2x 8-pin | 1x 16-pin |
Cores & Clocks
| Spec | AMD Radeon RX 6800 XT | NVIDIA GeForce RTX 4090 |
|---|---|---|
| Shading units | 4,608 | 16,384+256% |
| RT cores | 72 | 128+78% |
| Tensor / AI cores | — | 512 |
| Base clock | 1,825 MHz | 2,235 MHz+22% |
| Boost clock | 2,250 MHz | 2,520 MHz+12% |
Memory
| Spec | AMD Radeon RX 6800 XT | NVIDIA GeForce RTX 4090 |
|---|---|---|
| VRAM | 16 GB | 24 GB+50% |
| VRAM type | GDDR6 | GDDR6X |
| Bus width | 256 bit | 384 bit+50% |
| Bandwidth | 512 GB/s | 1,008 GB/s+97% |
Benchmarks
| Spec | AMD Radeon RX 6800 XT | NVIDIA GeForce RTX 4090 |
|---|---|---|
| 3DMark Time Spy | 18,700 | 36,000+93% |
| 3DMark Speed Way | 3,550 | 10,100+185% |
| PassMark G3D | 24,800 | 38,500+55% |
| 1080p Ultra | 150 fps | 225 fps+50% |
| 1440p Ultra | 110 fps | 180 fps+64% |
| 4K Ultra | 59 fps | 112 fps+90% |
Features
| Spec | AMD Radeon RX 6800 XT | NVIDIA GeForce RTX 4090 |
|---|---|---|
| Upscaling | FSR 3 | DLSS 4 (no MFG) |
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