AMD Radeon Instinct MI250X vs NVIDIA GRID A100A

VS

AMD Radeon Instinct MI250X NVIDIA GRID A100A

We compared two Professional market GPUs: 128GB VRAM Radeon Instinct MI250X and 48GB VRAM GRID A100A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI250X 's Advantages

Released 1 years and 6 months late

Boost Clock has increased by 69% (1700MHz vs 1005MHz)

More VRAM (128GB vs 48GB)

Larger VRAM bandwidth (3277GB/s vs 1866GB/s)

7168 additional rendering cores

NVIDIA GRID A100A 's Advantages

Lower TDP (400W vs 500W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI250X +244%

47.87 TFLOPS

GRID A100A

13.89 TFLOPS

Radeon Instinct MI250X

VS

GRID A100A

Graphics Card

Nov 2021

Release Date

May 2020

Radeon Instinct

Generation

GRID

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

900 MHz

1700 MHz

Boost Clock

1005 MHz

1600 MHz

Memory Clock

1215 MHz

Memory

128GB

Memory Size

48GB

HBM2e

Memory Type

HBM2e

8192bit

Memory Bus

6144bit

3277GB/s

Bandwidth

1866GB/s

Render Config

-

SM Count

108

220

Compute Units

-

14080

Shading Units

6912

880

TMUs

432

0

ROPs

192

-

Tensor Cores

432

-

RT Cores

-

16 KB (per CU)

L1 Cache

192 KB (per SM)

16 MB

L2 Cache

48 MB

Theoretical Performance

0 MPixel/s

Pixel Rate

193.0 GPixel/s

1496 GTexel/s

Texture Rate

434.2 GTexel/s

383.0 TFLOPS

FP16 (half)

55.57 TFLOPS

47.87 TFLOPS

FP32 (float)

13.89 TFLOPS

47.87 TFLOPS

FP64 (double)

6.947 TFLOPS

Graphics Processor

Aldebaran

GPU Name

GA100

Aldebaran XT

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

400W

900 W

Suggested PSU

800 W

No outputs

Outputs

No outputs

2x 8-pin

Power Connectors

None

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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