NVIDIA RTX A5000 vs AMD Radeon Instinct MI100

VS

NVIDIA RTX A5000 AMD Radeon Instinct MI100

We compared two Professional market GPUs: 24GB VRAM RTX A5000 and 32GB VRAM Radeon Instinct MI100 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A5000 's Advantages

Boost Clock has increased by 13% (1695MHz vs 1502MHz)

512 additional rendering cores

Lower TDP (230W vs 300W)

AMD Radeon Instinct MI100 's Advantages

More VRAM (32GB vs 24GB)

Larger VRAM bandwidth (1229GB/s vs 768.0GB/s)

Score

Benchmark

FP32 (float)

RTX A5000 +20%

27.77 TFLOPS

Radeon Instinct MI100

23.07 TFLOPS

RTX A5000

VS

Radeon Instinct MI100

Graphics Card

Apr 2021

Release Date

Nov 2020

Quadro Ampere

Generation

Radeon Instinct

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1170 MHz

Base Clock

1000 MHz

1695 MHz

Boost Clock

1502 MHz

2000 MHz

Memory Clock

1200 MHz

Memory

24GB

Memory Size

32GB

GDDR6

Memory Type

HBM2

384bit

Memory Bus

4096bit

768.0GB/s

Bandwidth

1229GB/s

Render Config

64

SM Count

-

Compute Units

120

8192

Shading Units

7680

256

TMUs

480

96

ROPs

64

256

Tensor Cores

-

64

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

8 MB

Theoretical Performance

162.7 GPixel/s

Pixel Rate

96.13 GPixel/s

433.9 GTexel/s

Texture Rate

721.0 GTexel/s

27.77 TFLOPS

FP16 (half)

184.6 TFLOPS

27.77 TFLOPS

FP32 (float)

23.07 TFLOPS

433.9 GFLOPS

FP64 (double)

11.54 TFLOPS

Graphics Processor

GA102

GPU Name

Arcturus

-

GPU Variant

Arcturus XL

Ampere

Architecture

CDNA 1.0

Samsung

Foundry

TSMC

8 nm

Process Size

7 nm

28.3 billion

Transistors

25.6 billion

628 mm²

Die Size

750 mm²

Board Design

230W

TDP

300W

550 W

Suggested PSU

700 W

4x DisplayPort 1.4a

Outputs

No outputs

1x 8-pin

Power Connectors

2x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

N/A

4.6

OpenGL

N/A

3.0

OpenCL

2.1

1.3

Vulkan

N/A

8.6

CUDA

-

6.7

Shader Model

N/A

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