| 规格 | AMD Instinct MI250X | AMD Instinct MI210 |
|---|
| 架构 | CDNA2 (双GCD双die封装, TSMC 6nm FinFET) | CDNA2 |
| 显存 | 128GB HBM2e (Full-Chip ECC, 双die合计) | 64 GB |
| 显存带宽 | 3.2 TB/s (1.6TB/s×双GCD) | 1.6 TB/s |
| 显存位宽 | 8192bit (双die合计) | 4096-bit |
| 算力 | FP64 47.9 / FP64 Matrix 95.7 / FP32 47.9 / FP16·BF16 383 / INT8·INT4 383 TOPS (TFLOPS, 双die合计, Peak Engine Clock 1700MHz) | — |
| 计算单元 | 220 CU / 14080 流处理器 (双GCD合计) | — |
| 功耗 | 500W (TDP) | 560W Peak | — |
| 互联 | Infinity Fabric 8链 (峰值100GB/s/链) / PCIe 4.0 x16 | PCIe® 4.0 x16 |
| 发布年 | 2021 (官方Launch Date 11/08/21) | — |
| 形态 | OAM Module, Passive OAM (被动散热) | Double Slot |
| 显存类型 | — | HBM2e |
| FP32算力 | — | 22.6 TFLOPs |
| FP64算力 | — | 22.6 TFLOPs |
| FP16算力 | — | 181 TFLOPs |
| INT8算力 | — | 181 TOPs |
| Infinity Fabric™ Links | — | 3 |
| Infinity Fabric带宽 | — | 100 GB/s |
| 流处理器 | — | 6,656 |
| 显存ECC | — | Yes (Full-Chip) |
| 散热 | — | Passive |
| 发布年(Launch Date) | — | 3/22/22 |