# AMD Instinct MI355X

- 产品 ID: `AMD-MI355X`
- 类目: 计算加速 / 数据中心 GPU
- 品牌: AMD (`BR-AMD`)
- 系列: Instinct MI 系列 (`SER-AMD-INSTINCT`)
- 层级: 品牌 → 系列 → 型号（series.brand_id 必须等于 brand_id）
- 可信级: verified
- 来源: https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html
- 更新时间: 2026-11-11 11:42:35

## 参数（带口径与来源）

| 字段 | 值 | 口径 | 可信级 | 来源 | 时间 |
|---|---|---|---|---|---|
| 显存容量 | 288 GB | 原文口径 Dedicated Memory Size | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| 显存代际 | HBM3e | 原文口径 Dedicated Memory Type | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| 显存带宽 | 8 TB/s | 原文口径 Peak Memory Bandwidth | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| FP16/BF16 算力 | 157.3 TFLOPS | dense（页面未注 sparsity）；原文口径 Peak Half Precision (FP16) Performance | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| FP32 算力 | 157.3 TFLOPS | dense（页面未注 sparsity）；原文口径 Peak Single Precision (FP32) Performance | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| FP64 算力 | 78.6 TFLOPS | dense（页面未注 sparsity）；原文口径 Peak Double Precision (FP64) Performance | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| 整卡功耗 | 1400 W | 板卡功耗，原文口径 Typical Board Power (TBP) | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| 板卡形态 | OAM | 原文口径 GPU Form Factor: OAM Module | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| PCIe 代际 | Gen5 | 原文口径 Bus Type: PCIe® 5.0 x16 | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| 末级缓存 | 256 MB | 原文口径 Last Level Cache (LLC) | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| 计算单元数 | 256 个 | 原文口径 Compute Units | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| 流处理器数 | 16384 个 | 原文口径 Stream Processors | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| 矩阵核心数 | 1024 个 | 原文口径 Matrix Cores | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| 峰值引擎时钟 | 2400 MHz | 原文口径 Peak Engine Clock | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| ECC 支持 | Yes (Full-Chip) | 原文口径 Memory ECC Support | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| 板卡散热 | Passive & Active | 原文口径 Cooling | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| FP4 算力 | 10.1 PFLOPS | dense（页面未注 sparsity）；原文口径 Peak Microscaling Four-bit Precision Matrix (MXFP4) Performance | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| FP8 算力 | 5 PFLOPS | dense（页面未注 sparsity）；原文口径 Peak Microscaling Eight-bit Precision Matrix (MXFP8) Performance；页面另印同字段其它口径：dense（页面未注 sparsity） = 5PFLOPS；sparse（With Structured Sparsity） = 10.1PFLOPS | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| FP16/BF16 算力 | 2.5 PFLOPS | dense（页面未注 sparsity）；原文口径 Peak Half Precision Matrix (FP16) Performance；页面另印同字段其它口径：sparse（With Structured Sparsity） = 5PFLOPS；dense（页面未注 sparsity） = 2.5PFLOPS；sparse（With Structured Sparsity） = 5PFLOPS | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| INT8 算力 | 5 POPS | dense（页面未注 sparsity）；原文口径 Peak INT8 Matrix Performance；页面另印同字段其它口径：sparse（With Structured Sparsity） = 10.1POPS | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| FP32 矩阵算力 | 157.3 TFLOPS | dense（页面未注 sparsity）；原文口径 Peak Single Precision Matrix (FP32) Performance | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| FP64 矩阵算力 | 78.6 TFLOPS | dense（页面未注 sparsity）；原文口径 Peak Double Precision Matrix (FP64) Performance | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| 晶体管数 | 185 十亿 | 原文口径 Transistor Count | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| 制程节点 | TSMC 3nm | 6nm FinFET | 原文口径 Lithography | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| Infinity Fabric 链路数 | 7 条 | 原文口径 Infinity Fabric™ Links（scale-up，每 GPU）；页面另印同字段其它口径：原文口径 Scale-out AMD Infinity Fabric™ Links (Per GPU = 1个 | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |
| Infinity Fabric 带宽 | 144 GB/s | 原文口径 Peak Infinity Fabric™ Link Bandwidth；页面另印同字段其它口径：原文口径 Scale-out (Peak) AMD Infinity Fabric™ Link Ba = 128GB/s | verified | https://www.amd.com/en/products/accelerators/instinct/mi350/mi355x.html | 2026-11-11T04:59:23 |

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