NVIDIA RTX A4 Mobile vs AMD Radeon Instinct MI100

VS

NVIDIA RTX A4 Mobile

AMD Radeon Instinct MI100

We compared two Professional market GPUs: 4GB VRAM RTX A4 Mobile 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 A4 Mobile 's Advantages

Boost Clock has increased by 18% (1770MHz vs 1502MHz)

AMD Radeon Instinct MI100 's Advantages

More VRAM (32GB vs 4GB)

Larger VRAM bandwidth (1229GB/s vs 224.0GB/s)

5632 additional rendering cores

Score

Benchmark

FP32 (float)

RTX A4 Mobile

7.25 TFLOPS

Radeon Instinct MI100 +218%

23.07 TFLOPS

RTX A4 Mobile

VS

Radeon Instinct MI100

Graphics Card

Apr 2021

Release Date

Nov 2020

Quadro Ampere-M

Generation

Radeon Instinct

Professional

Type

Professional

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1297 MHz

Base Clock

1000 MHz

1770 MHz

Boost Clock

1502 MHz

1750 MHz

Memory Clock

1200 MHz

Memory

4GB

Memory Size

32GB

GDDR6

Memory Type

HBM2

128bit

Memory Bus

4096bit

224.0GB/s

Bandwidth

1229GB/s

Render Config

-

Compute Units

120

16

SM Count

-

2048

Shading Units

7680

64

TMUs

480

32

ROPs

64

Tensor Cores

-

16

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

8 MB

-

Theoretical Performance

56.64 GPixel/s

Pixel Rate

96.13 GPixel/s

113.3 GTexel/s

Texture Rate

721.0 GTexel/s

7.250 TFLOPS

FP16 (half)

184.6 TFLOPS

7.250 TFLOPS

FP32 (float)

23.07 TFLOPS

113.3 GFLOPS

FP64 (double)

11.54 TFLOPS

Board Design

Unknown

TDP

300W

-

Suggested PSU

700 W

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

2x 8-pin

Graphics Processor

GA107

GPU Name

Arcturus

-

GPU Variant

Arcturus XL

Ampere

Architecture

CDNA 1.0

Samsung

Foundry

TSMC

8 nm

Process Size

7 nm

8.7 billion

Transistors

25.6 billion

200 mm²

Die Size

750 mm²

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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