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AMD Instinct MI100 vs Intel Arc B580: Comparison
AMD Instinct MI100 and Intel Arc B580 separate most on memory bandwidth: AMD Instinct MI100 at 1200 GB/s, Intel Arc B580 at 456 GB/s, 62% in favour of AMD Instinct MI100.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| GPU Brand | AMD | Intel |
| Series | Instinct MI100 Series | Arc B-Series |
| Board Partner | AMD (Reference) | Reference |
| Memory Type | HBM2 | GDDR6 |
| TDP | 300W Peak | 190 W |
| Architecture | CDNA | Xe2 Battlemage |
| Memory Bandwidth | 1200 GB/s | 456 GB/s-62% |
Verdict
Intel Arc B580
8 / 10 Expert Rating
A credible budget pick — 12GB VRAM sidesteps the 8GB ceiling, with modern features and forgiving power needs at a genuine $249 MSRP.




