AMD Radeon RX 6400 vs Intel Arc B580
22.4Rasterization38
—Ray Tracing32
25.4Memoryspec-based50.6
95.6Efficiencyspec-based87.4
24.1Compute40
1 spec wins — AMD Radeon RX 640010 spec wins — Intel Arc B580
InnoReviews verdict
Intel Arc B580 wins this graphics card face-off, 46.4 to 37, pulling ahead mainly in compute (+16) and rasterization (+16). 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
- 72% lower TDP: 53 W vs 190 W
- Lower launch price: $159 vs $249
Reasons to pick the Intel Arc B580
- Stronger rasterization score: 38 vs 22
- Stronger compute score: 40 vs 24
- 300% higher 3DMark Time Spy: 14,300 vs 3,579
- 256% higher bandwidth: 456 GB/s vs 128 GB/s
- 233% higher Shading units: 2,560 vs 768
General
| Spec | AMD Radeon RX 6400 | Intel Arc B580 |
|---|---|---|
| Announced | 2022 | 2024 |
| Architecture | RDNA 2 | Battlemage |
| Process | 6 nm | 5 nm+17% |
| TDP | 53 W+72% | 190 W |
| Power connector | None (PCIe-powered) | 1x 8-pin |
Cores & Clocks
| Spec | AMD Radeon RX 6400 | Intel Arc B580 |
|---|---|---|
| Shading units | 768 | 2,560+233% |
| RT cores | 12 | 20+67% |
| Tensor / AI cores | — | 160 |
| Base clock | 2,039 MHz | — |
| Boost clock | 2,321 MHz | 2,670 MHz+15% |
Memory
| Spec | AMD Radeon RX 6400 | Intel Arc B580 |
|---|---|---|
| VRAM | 4 GB | 12 GB+200% |
| VRAM type | GDDR6 | GDDR6 |
| Bus width | 64 bit | 192 bit+200% |
| Bandwidth | 128 GB/s | 456 GB/s+256% |
Benchmarks
| Spec | AMD Radeon RX 6400 | Intel Arc B580 |
|---|---|---|
| 3DMark Time Spy | 3,579Bottom 4% | 14,300+300%Top 39% |
| 3DMark Speed Way | — | 3,250Bottom 39% |
| PassMark G3D | 7,758Bottom 7% | 14,800+91%Bottom 38% |
| 1080p Ultra | — | 105 fpsBottom 36% |
| 1440p Ultra | — | 76 fpsBottom 38% |
| 4K Ultra | — | 40 fpsBottom 38% |
Features
| Spec | AMD Radeon RX 6400 | Intel Arc B580 |
|---|---|---|
| Upscaling | FSR 3 | XeSS 2 |
Related comparisons
AMD Radeon RX 6400vs NVIDIA GeForce GTX 1660 TiVSAMD Radeon RX 6400vs NVIDIA GeForce GTX 1070 TiVSAMD Radeon RX 6400vs NVIDIA GeForce GTX 1070VSAMD Radeon RX 6400vs NVIDIA GeForce GTX 1080VSIntel Arc B580vs NVIDIA GeForce RTX 2080VSIntel Arc B580vs NVIDIA GeForce RTX 2080 SuperVSIntel Arc B580vs NVIDIA GeForce RTX 2080 TiVSIntel Arc B580vs Intel Arc A580VS