AMD Radeon Instinct MI8 vs NVIDIA RTX A6000

VS

AMD Radeon Instinct MI8 NVIDIA RTX A6000

We compared two Professional market GPUs: 4GB VRAM Radeon Instinct MI8 and 48GB VRAM RTX A6000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI8 's Advantages

Lower TDP (175W vs 300W)

NVIDIA RTX A6000 's Advantages

Released 3 years and 10 months late

Boost Clock1800MHz

More VRAM (48GB vs 4GB)

Larger VRAM bandwidth (768.0GB/s vs 512.0GB/s)

6656 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Instinct MI8

8.192 TFLOPS

RTX A6000 +372%

38.71 TFLOPS

Radeon Instinct MI8

VS

RTX A6000

Graphics Card

Dec 2016

Release Date

Oct 2020

Radeon Instinct

Generation

Quadro Ampere

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1410 MHz

-

Boost Clock

1800 MHz

500 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

48GB

HBM

Memory Type

GDDR6

4096bit

Memory Bus

384bit

512.0GB/s

Bandwidth

768.0GB/s

Render Config

-

SM Count

84

64

Compute Units

-

4096

Shading Units

10752

256

TMUs

336

64

ROPs

112

-

Tensor Cores

336

-

RT Cores

84

16 KB (per CU)

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

6 MB

Theoretical Performance

64.00 GPixel/s

Pixel Rate

201.6 GPixel/s

256.0 GTexel/s

Texture Rate

604.8 GTexel/s

8.192 TFLOPS

FP16 (half)

38.71 TFLOPS

8.192 TFLOPS

FP32 (float)

38.71 TFLOPS

512.0 GFLOPS

FP64 (double)

604.8 GFLOPS

Graphics Processor

Fiji

GPU Name

GA102

Fiji XT CA (215-0862120)

GPU Variant

-

GCN 3.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

8.9 billion

Transistors

28.3 billion

596 mm²

Die Size

628 mm²

Board Design

175W

TDP

300W

450 W

Suggested PSU

700 W

No outputs

Outputs

4x DisplayPort 1.4a

1x 8-pin

Power Connectors

8-pin EPS

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

8.6

6.5

Shader Model

6.7

Related GPU Comparisons

1

NVIDIA L4 vs AMD Radeon Instinct MI8

2

AMD Radeon Instinct MI8 vs AMD Instinct MI300X

3

AMD Radeon Instinct MI8 vs NVIDIA Quadro FX 5600 Mac Edition

4

AMD Radeon Instinct MI8 vs NVIDIA Quadro P1000

5

NVIDIA Quadro GP100 vs AMD Radeon Instinct MI8

6

AMD Radeon Instinct MI8 vs NVIDIA Quadro P600

7

NVIDIA RTX A500 Mobile vs AMD Radeon Instinct MI8

8

AMD Radeon Instinct MI8 vs NVIDIA Tesla C2070

9

AMD Radeon Instinct MI8 vs NVIDIA RTX A4000

10

AMD Radeon Instinct MI8 vs NVIDIA Quadro Plex 2100 D4