AMD Radeon Instinct MI250 vs NVIDIA A100 PCIe 80 GB

VS

AMD Radeon Instinct MI250 NVIDIA A100 PCIe 80 GB

We compared two Professional market GPUs: 128GB VRAM Radeon Instinct MI250 and 80GB VRAM A100 PCIe 80 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI250 's Advantages

Boost Clock has increased by 21% (1700MHz vs 1410MHz)

More VRAM (128GB vs 80GB)

Larger VRAM bandwidth (3277GB/s vs 1935GB/s)

6400 additional rendering cores

NVIDIA A100 PCIe 80 GB 's Advantages

Lower TDP (300W vs 500W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI250 +132%

45.26 TFLOPS

A100 PCIe 80 GB

19.49 TFLOPS

Radeon Instinct MI250

VS

A100 PCIe 80 GB

Graphics Card

Nov 2021

Release Date

Jun 2021

Radeon Instinct

Generation

Tesla Ampere

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

1065 MHz

1700 MHz

Boost Clock

1410 MHz

1600 MHz

Memory Clock

1512 MHz

Memory

128GB

Memory Size

80GB

HBM2e

Memory Type

HBM2e

8192bit

Memory Bus

5120bit

3277GB/s

Bandwidth

1935GB/s

Render Config

-

SM Count

108

208

Compute Units

-

13312

Shading Units

6912

832

TMUs

432

0

ROPs

160

-

Tensor Cores

432

-

RT Cores

-

16 KB (per CU)

L1 Cache

192 KB (per SM)

16 MB

L2 Cache

80 MB

Theoretical Performance

0 MPixel/s

Pixel Rate

225.6 GPixel/s

1414 GTexel/s

Texture Rate

609.1 GTexel/s

362.1 TFLOPS

FP16 (half)

77.97 TFLOPS

45.26 TFLOPS

FP32 (float)

19.49 TFLOPS

45.26 TFLOPS

FP64 (double)

9.746 TFLOPS

Graphics Processor

Aldebaran

GPU Name

GA100

Aldebaran

GPU Variant

-

CDNA 2.0

Architecture

Ampere

TSMC

Foundry

TSMC

6 nm

Process Size

7 nm

58.2 billion

Transistors

54.2 billion

Unknown

Die Size

826 mm²

Board Design

500W

TDP

300W

900 W

Suggested PSU

700 W

No outputs

Outputs

No outputs

2x 8-pin

Power Connectors

8-pin EPS

Graphics Features

N/A

DirectX

N/A

OpenGL

N/A

3.0

OpenCL

3.0

N/A

Vulkan

N/A

-

CUDA

8.0

N/A

Shader Model

N/A

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