AMD Radeon Instinct MI300 vs AMD Radeon Instinct MI250X

VS

AMD Radeon Instinct MI300 AMD Radeon Instinct MI250X

We compared two Professional market GPUs: 128GB VRAM Radeon Instinct MI300 and 128GB VRAM Radeon Instinct MI250X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI300 's Advantages

Released 1 years and 2 months late

AMD Radeon Instinct MI250X 's Advantages

Lower TDP (500W vs 600W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI300

47.87 TFLOPS

Radeon Instinct MI250X

47.87 TFLOPS

Radeon Instinct MI300

VS

Radeon Instinct MI250X

Graphics Card

Jan 2023

Release Date

Nov 2021

Radeon Instinct

Generation

Radeon Instinct

Professional

Type

Professional

PCIe 5.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

1000 MHz

1700 MHz

Boost Clock

1700 MHz

1600 MHz

Memory Clock

1600 MHz

Memory

128GB

Memory Size

128GB

HBM3

Memory Type

HBM2e

8192bit

Memory Bus

8192bit

3277GB/s

Bandwidth

3277GB/s

Render Config

-

SM Count

-

220

Compute Units

220

14080

Shading Units

14080

880

TMUs

880

0

ROPs

0

880

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

16 MB

L2 Cache

16 MB

Theoretical Performance

0 MPixel/s

Pixel Rate

0 MPixel/s

1496 GTexel/s

Texture Rate

1496 GTexel/s

383.0 TFLOPS

FP16 (half)

383.0 TFLOPS

47.87 TFLOPS

FP32 (float)

47.87 TFLOPS

FP64 (double)

47.87 TFLOPS

Graphics Processor

Aqua Vanjaram

GPU Name

Aldebaran

-

GPU Variant

Aldebaran XT

CDNA 3.0

Architecture

CDNA 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

6 nm

153 billion

Transistors

58.2 billion

1017 mm²

Die Size

Unknown

Board Design

600W

TDP

500W

1000 W

Suggested PSU

900 W

No outputs

Outputs

No outputs

2x 8-pin

Power Connectors

2x 8-pin

Graphics Features

N/A

DirectX

N/A

OpenGL

N/A

3.0

OpenCL

3.0

N/A

Vulkan

N/A

-

CUDA

-

N/A

Shader Model

N/A

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