AMD Radeon RX 6400 vs NVIDIA GeForce RTX 4080
22.4Rasterization61.5
—Ray Tracing53.6
25.4Memoryspec-based61
95.6Efficiencyspec-based71.3
24.1Compute67.3
1 spec wins — AMD Radeon RX 640010 spec wins — NVIDIA GeForce RTX 4080
InnoReviews verdict
NVIDIA GeForce RTX 4080 wins this graphics card face-off, 62.2 to 37, pulling ahead mainly in compute (+43) and rasterization (+39). AMD Radeon RX 6400 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the AMD Radeon RX 6400
- 83% lower TDP: 53 W vs 320 W
- Lower launch price: $159 vs $1,199
Reasons to pick the NVIDIA GeForce RTX 4080
- Stronger rasterization score: 62 vs 22
- Stronger compute score: 67 vs 24
- 1167% higher Shading units: 9,728 vs 768
- 682% higher 3DMark Time Spy: 28,000 vs 3,579
- 533% higher RT cores: 76 vs 12
General
| Spec | AMD Radeon RX 6400 | NVIDIA GeForce RTX 4080 |
|---|---|---|
| Announced | 2022 | 2022 |
| Architecture | RDNA 2 | Ada Lovelace |
| Process | 6 nm | 5 nm+17% |
| TDP | 53 W+83% | 320 W |
| Power connector | None (PCIe-powered) | 1x 16-pin |
Cores & Clocks
| Spec | AMD Radeon RX 6400 | NVIDIA GeForce RTX 4080 |
|---|---|---|
| Shading units | 768 | 9,728+1167% |
| RT cores | 12 | 76+533% |
| Tensor / AI cores | — | 304 |
| Base clock | 2,039 MHz | 2,205 MHz+8% |
| Boost clock | 2,321 MHz | 2,505 MHz+8% |
Memory
| Spec | AMD Radeon RX 6400 | NVIDIA GeForce RTX 4080 |
|---|---|---|
| VRAM | 4 GB | 16 GB+300% |
| VRAM type | GDDR6 | GDDR6X |
| Bus width | 64 bit | 256 bit+300% |
| Bandwidth | 128 GB/s | 717 GB/s+460% |
Benchmarks
| Spec | AMD Radeon RX 6400 | NVIDIA GeForce RTX 4080 |
|---|---|---|
| 3DMark Time Spy | 3,579Bottom 4% | 28,000+682%Top 9% |
| 3DMark Speed Way | — | 7,300Top 12% |
| PassMark G3D | 7,758Bottom 7% | 27,900+260%Top 9% |
| 1080p Ultra | — | 194 fpsTop 12% |
| 1440p Ultra | — | 149 fpsTop 10% |
| 4K Ultra | — | 88 fpsTop 10% |
Features
| Spec | AMD Radeon RX 6400 | NVIDIA GeForce RTX 4080 |
|---|---|---|
| Upscaling | FSR 3 | DLSS 4 (no MFG) |
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