AMD MI300X vs AMD MI355X: Specs
Architecture, compute capability and supported precisions for the AMD MI300X and the AMD MI355X, from vendor datasheets.
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Specs side by side
| Spec | AMD MI300X | AMD MI355X |
|---|---|---|
| VRAM | 192GB HBM3 | 288GB HBM3E |
| Memory bandwidth | 5.3 TB/s | 8 TB/s |
| Architecture | CDNA3 | CDNA4 |
| Compute capability | n/a | n/a |
| Precisions in hardware | FP32, FP16, BF16, FP8, INT4 | FP32, FP16, BF16, FP8, INT4 |
| Peak FP16/BF16 tensor TFLOPS | 1,307.4 TFLOPS | 2,500 TFLOPS |
| Peak FP8 tensor TFLOPS | 2,614.9 TFLOPS | 5,000 TFLOPS |
| NVLink / multi-GPU interconnect | Infinity Fabric | Infinity Fabric, 7 links at 153 GB/s peak each |
| Max board power (TDP) | 750W | 1400W typical board power |
