NVIDIA RTX A4000 Mobile vs AMD Radeon Instinct MI100

VS

NVIDIA RTX A4000 Mobile AMD Radeon Instinct MI100

We compared two Professional market GPUs: 8GB VRAM RTX A4000 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 A4000 Mobile 's Advantages

Boost Clock has increased by 12% (1680MHz vs 1502MHz)

Lower TDP (115W vs 300W)

AMD Radeon Instinct MI100 's Advantages

More VRAM (32GB vs 8GB)

Larger VRAM bandwidth (1229GB/s vs 384.0GB/s)

2560 additional rendering cores

Score

Benchmark

FP32 (float)

RTX A4000 Mobile

17.2 TFLOPS

Radeon Instinct MI100 +34%

23.07 TFLOPS

RTX A4000 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 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1140 MHz

Base Clock

1000 MHz

1680 MHz

Boost Clock

1502 MHz

1500 MHz

Memory Clock

1200 MHz

Memory

8GB

Memory Size

32GB

GDDR6

Memory Type

HBM2

256bit

Memory Bus

4096bit

384.0GB/s

Bandwidth

1229GB/s

Render Config

40

SM Count

-

Compute Units

120

5120

Shading Units

7680

160

TMUs

480

80

ROPs

64

160

Tensor Cores

-

40

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

8 MB

Theoretical Performance

134.4 GPixel/s

Pixel Rate

96.13 GPixel/s

268.8 GTexel/s

Texture Rate

721.0 GTexel/s

17.20 TFLOPS

FP16 (half)

184.6 TFLOPS

17.20 TFLOPS

FP32 (float)

23.07 TFLOPS

268.8 GFLOPS

FP64 (double)

11.54 TFLOPS

Graphics Processor

GA104

GPU Name

Arcturus

-

GPU Variant

Arcturus XL

Ampere

Architecture

CDNA 1.0

Samsung

Foundry

TSMC

8 nm

Process Size

7 nm

17.4 billion

Transistors

25.6 billion

392 mm²

Die Size

750 mm²

Board Design

115W

TDP

300W

-

Suggested PSU

700 W

Portable Device Dependent

Outputs

No outputs

None

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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