AMD Radeon RX 580 vs AMD Radeon RX 6400
23.2Rasterization22.4
20Ray Tracing—
38.7Memoryspec-based25.4
78Efficiencyspec-based95.6
30.1Compute24.1
6 spec wins — AMD Radeon RX 5805 spec wins — AMD Radeon RX 6400
InnoReviews verdict
AMD Radeon RX 6400 wins this graphics card face-off, 37 to 34.1. AMD Radeon RX 580 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 580
- Stronger compute score: 30 vs 24
- 300% higher Bus width: 256 bit vs 64 bit
- 200% higher Shading units: 2,304 vs 768
- 100% higher VRAM: 8 GB vs 4 GB
- 100% higher bandwidth: 256 GB/s vs 128 GB/s
Reasons to pick the AMD Radeon RX 6400
- 73% higher Boost clock: 2,321 MHz vs 1,340 MHz
- 71% lower TDP: 53 W vs 185 W
- 62% higher Base clock: 2,039 MHz vs 1,257 MHz
- 57% lower process: 6 nm vs 14 nm
- Lower launch price: $159 vs $229
General
| Spec | AMD Radeon RX 580 | AMD Radeon RX 6400 |
|---|---|---|
| Announced | 2017 | 2022 |
| Architecture | GCN 4.0 (Polaris) | RDNA 2 |
| Process | 14 nm | 6 nm+57% |
| TDP | 185 W | 53 W+71% |
| Power connector | 1x 8-pin | None (PCIe-powered) |
Cores & Clocks
| Spec | AMD Radeon RX 580 | AMD Radeon RX 6400 |
|---|---|---|
| Shading units | 2,304+200% | 768 |
| RT cores | — | 12 |
| Base clock | 1,257 MHz | 2,039 MHz+62% |
| Boost clock | 1,340 MHz | 2,321 MHz+73% |
Memory
| Spec | AMD Radeon RX 580 | AMD Radeon RX 6400 |
|---|---|---|
| VRAM | 8 GB+100% | 4 GB |
| VRAM type | GDDR5 | GDDR6 |
| Bus width | 256 bit+300% | 64 bit |
| Bandwidth | 256 GB/s+100% | 128 GB/s |
Benchmarks
| Spec | AMD Radeon RX 580 | AMD Radeon RX 6400 |
|---|---|---|
| 3DMark Time Spy | 4,400+23%Bottom 12% | 3,579Bottom 4% |
| PassMark G3D | 8,600+11%Bottom 8% | 7,758Bottom 7% |
| 1080p Ultra | 40 fpsBottom 4% | — |
| 1440p Ultra | 28 fpsBottom 4% | — |
| 4K Ultra | 14 fpsBottom 4% | — |
Features
| Spec | AMD Radeon RX 580 | AMD Radeon RX 6400 |
|---|---|---|
| Upscaling | FSR 2 (game-side) | FSR 3 |
Related comparisons
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