AMD Instinct MI250X Full Specs

Summary

14,080 Shaders 1.7GHz

128GB HBM2e3.28TB/s

Peak·FP32·FP16 47.87 TFLOPS

Form Factor OAM Module

TDP 560W

Theoretical Performance

Clock Speed1700MHz UC·Base·Boost·OC

Peak OPS 383 TOPSINT4 Tensor

Tensor FP16-16 383 TFLOPS Tensor FP16-32 383 TFLOPS

Tensor BF16 383 TFLOPS

FP32 47.87 TFLOPS Tensor FP32 95.74 TFLOPS

FP64 47.87 TFLOPS Tensor FP64 95.74 TFLOPS

Tensor INT4 383 TOPS

Tensor INT8 383 TOPS

Texture Rate 1.5 TTexel/s

Core Config

Shaders 14,080 Shaders

TMUs 880 TMUs

Tensor Cores 880 T-Cores

CUs 220 CUs

Clocks

Base Clock 1GHz

Boost Clock 1.7GHz

Cache

L2 Cache 16MB shared

Memory

128GB HBM2e

Memory Bus 8192-bit

Memory Speed 3.2GT/s

Memory Bandwidth 3.28TB/s

ECC Yes

Power & Thermals

TDP 560W

Encoder

Encoder Model 2x VCN 2.6

Codec AVC (H.264) HEVC (H.265)

Decoder

Decoder Model 2x VCN 2.6

Card

Form Factor OAM Module

Cooling Passive

Chip

Manufacturer AMD

Chip Designer AMD

Architecture CDNA 2

Family Instinct

Branding

Codename Aldebaran

Chip Variant Aldebaran XTX

Market Segment Server

Release Date Nov 8, 2021

Fabrication

Foundry TSMC

Fabrication Node N6

Die Size 1448mm²

Transistor Count 56 Billion

Transistor Density 38.67 MTr/mm²

Images