AMD Radeon Instinct MI100 vs NVIDIA A100 PCIe 80 GB

VS

AMD Radeon Instinct MI100

NVIDIA A100 PCIe 80 GB

We compared two Professional market GPUs: 32GB VRAM Radeon Instinct MI100 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 MI100 's Advantages

Boost Clock has increased by 7% (1502MHz vs 1410MHz)

768 additional rendering cores

NVIDIA A100 PCIe 80 GB 's Advantages

Released 7 months late

More VRAM (80GB vs 32GB)

Larger VRAM bandwidth (1.94TB/s vs 1229GB/s)

Score

Benchmark

FP32 (float)

Radeon Instinct MI100 +18%

23.07 TFLOPS

A100 PCIe 80 GB

19.49 TFLOPS

Radeon Instinct MI100

VS

A100 PCIe 80 GB

Graphics Card

Nov 2020

Release Date

Jun 2021

Radeon Instinct

Generation

Tesla Ampere(Axx)

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

1065 MHz

1502 MHz

Boost Clock

1410 MHz

1200 MHz

Memory Clock

1512 MHz

Memory

32GB

Memory Size

80GB

HBM2

Memory Type

HBM2e

4096bit

Memory Bus

5120bit

1229GB/s

Bandwidth

1.94TB/s

Render Config

120

Compute Units

-

SM Count

108

7680

Shading Units

6912

480

TMUs

432

64

ROPs

160

-

Tensor Cores

432

-

16 KB (per CU)

L1 Cache

192 KB (per SM)

8 MB

L2 Cache

80 MB

-

Theoretical Performance

96.13 GPixel/s

Pixel Rate

225.6 GPixel/s

721.0 GTexel/s

Texture Rate

609.1 GTexel/s

184.6 TFLOPS

FP16 (half)

77.97 TFLOPS

23.07 TFLOPS

FP32 (float)

19.49 TFLOPS

11.54 TFLOPS

FP64 (double)

9.746 TFLOPS

Board Design

300W

TDP

300W

700 W

Suggested PSU

700 W

No outputs

Outputs

No outputs

2x 8-pin

Power Connectors

8-pin EPS

Graphics Processor

Arcturus

GPU Name

GA100

Arcturus XL

GPU Variant

-

CDNA 1.0

Architecture

Ampere

TSMC

Foundry

TSMC

7 nm

Process Size

7 nm

25.6 billion

Transistors

54.2 billion

750 mm²

Die Size

826 mm²

Graphics Features

N/A

DirectX

N/A

OpenGL

N/A

2.1

OpenCL

3.0

N/A

Vulkan

N/A

-

CUDA

8.0

N/A

Shader Model

N/A

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