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AMD Instinct MI250X - System Overview

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AMD Instinct MI250X

This accelerator uses a PCIe 4.0 x16 bus interface coupled with AMD’s Infinity Fabric Technology. The AMD MI250X card is a powerful GPU specifically built for exascale server applications and HPC and AI workloads. AMD has fully unlocked this card’s stream processors with a count of 14,080 and 220x compute units. It has a memory capacity of 128GB HBM2e delivering a bandwidth of 3.2 TB/s with a 8192-bit memory interface. Card performance at peak half precision is 383 TFLOPs and 47.9 TFLOPs at single or double precision.

AMD Instinct MI250X

The AMD MI250X has a passive and liquid cooling solution and PCIe 4.0 x16 interface to connect to your system. Outfitted with 8x Infinity Fabric Links with peak speeds of 100 GB/s, each, it can provide up to 800GB/s I/O. The MI250X has a thermal design point of 500W, which increases to 560W at peak usage.

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AMD Instinct MI250X - Specifications

Memory
    GPU Memory: 128GB HBM2e
  • Error-correcting code (ECC)
  • Memory Interface: 8192-bit
  • Memory Bandwidth: Up to 3.2TB/s
  • Memory Clock: 1.6GHz
Architecture
  • GPU Architecture: CDNA2
  • Stream Processors: 14080
  • Compute Units: 220
  • Base Engine Clock: 1000 MHz
  • Peak Engine Clock: 1700 MHz
  • Infinity Fabric Links: 8
  • Peak Infinity Fabric Link Bandwidth: 100 GB/s
Performance
  • Half Precision (FP16) Performance: 383 TFLOPs
  • Single Precision (FP32) Performance: 47.9 TFLOPs
  • Double Precision (FP64) Performance: 47.9 TFLOPs
System Interface
  • PCIe 4.0 x16
Power Consumption
  • Thermal Design Point: 500W
  • Peak Thermal Design Point: 560W
  • Minimum PSU Recommendation: 900W
  • Thermal Solution: Passive
Form Factor
  • Length: 10.5"
  • Width: 4.4"
  • OAM Module
Power Connector
  • 2 x 8-Pin Power Connectors
Supported Techologies
  • AMD CDNA 2 Architecture
  • AMD Infinity Architecture
  • AMD ROCm - Ecosystem without Borders
Software APIs
  • OpenCL 3.0

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AMD Instinct MI250X - Documentation

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