AMD Radeon RX 6400 vs NVIDIA GeForce RTX 4080 Super
22.4Rasterization62.4
—Ray Tracing55.2
25.4Memoryspec-based61.3
95.6Efficiencyspec-based71.3
24.1Compute68.2
1 spec wins — AMD Radeon RX 640011 spec wins — NVIDIA GeForce RTX 4080 Super
InnoReviews verdict
NVIDIA GeForce RTX 4080 Super wins this graphics card face-off, 63 to 37, pulling ahead mainly in compute (+44) and rasterization (+40). 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 $999
Reasons to pick the NVIDIA GeForce RTX 4080 Super
- Stronger rasterization score: 62 vs 22
- Stronger compute score: 68 vs 24
- 1233% higher Shading units: 10,240 vs 768
- 696% higher 3DMark Time Spy: 28,500 vs 3,579
- 567% higher RT cores: 80 vs 12
General
| Spec | AMD Radeon RX 6400 | NVIDIA GeForce RTX 4080 Super |
|---|---|---|
| Announced | 2022 | 2024 |
| 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 Super |
|---|---|---|
| Shading units | 768 | 10,240+1233% |
| RT cores | 12 | 80+567% |
| Tensor / AI cores | — | 320 |
| Base clock | 2,039 MHz | 2,295 MHz+13% |
| Boost clock | 2,321 MHz | 2,550 MHz+10% |
Memory
| Spec | AMD Radeon RX 6400 | NVIDIA GeForce RTX 4080 Super |
|---|---|---|
| VRAM | 4 GB | 16 GB+300% |
| VRAM type | GDDR6 | GDDR6X |
| Bus width | 64 bit | 256 bit+300% |
| Bandwidth | 128 GB/s | 736 GB/s+475% |
Benchmarks
| Spec | AMD Radeon RX 6400 | NVIDIA GeForce RTX 4080 Super |
|---|---|---|
| 3DMark Time Spy | 3,579Bottom 4% | 28,500+696%Top 8% |
| 3DMark Speed Way | — | 7,600Top 10% |
| PassMark G3D | 7,758Bottom 7% | 28,300+265%Top 8% |
| 1080p Ultra | — | 198 fpsTop 8% |
| 1440p Ultra | — | 152 fpsTop 8% |
| 4K Ultra | — | 90 fpsTop 8% |
Features
| Spec | AMD Radeon RX 6400 | NVIDIA GeForce RTX 4080 Super |
|---|---|---|
| Upscaling | FSR 3 | DLSS 4 (no MFG) |
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