AMD Radeon Instinct MI60 vs NVIDIA RTX A4000

VS

AMD Radeon Instinct MI60

NVIDIA RTX A4000

We compared two Professional market GPUs: 32GB VRAM Radeon Instinct MI60 and 16GB VRAM RTX A4000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI60 's Advantages

Boost Clock has increased by 15% (1800MHz vs 1560MHz)

More VRAM (32GB vs 16GB)

Larger VRAM bandwidth (1024GB/s vs 448.0GB/s)

NVIDIA RTX A4000 's Advantages

Released 2 years and 5 months late

2048 additional rendering cores

Lower TDP (140W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI60

14.75 TFLOPS

RTX A4000 +29%

19.17 TFLOPS

Radeon Instinct MI60

VS

RTX A4000

Graphics Card

Nov 2018

Release Date

Apr 2021

Radeon Instinct

Generation

Quadro Ampere

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1200 MHz

Base Clock

735 MHz

1800 MHz

Boost Clock

1560 MHz

1000 MHz

Memory Clock

1750 MHz

Memory

32GB

Memory Size

16GB

HBM2

Memory Type

GDDR6

4096bit

Memory Bus

256bit

1024GB/s

Bandwidth

448.0GB/s

Render Config

64

Compute Units

-

SM Count

48

4096

Shading Units

6144

256

TMUs

192

64

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

16 KB (per CU)

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

4 MB

-

Theoretical Performance

115.2 GPixel/s

Pixel Rate

149.8 GPixel/s

460.8 GTexel/s

Texture Rate

299.5 GTexel/s

29.49 TFLOPS

FP16 (half)

19.17 TFLOPS

14.75 TFLOPS

FP32 (float)

19.17 TFLOPS

7.373 TFLOPS

FP64 (double)

299.5 GFLOPS

Board Design

300W

TDP

140W

700 W

Suggested PSU

300 W

1x mini-DisplayPort 1.4a

Outputs

4x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Vega 20

GPU Name

GA104

Vega 20 GL

GPU Variant

GA104-875-A1

GCN 5.1

Architecture

Ampere

TSMC

Foundry

Samsung

7 nm

Process Size

8 nm

13.23 billion

Transistors

17.4 billion

331 mm²

Die Size

392 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

6.4

Shader Model

6.7

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