AMD Radeon Instinct MI6 vs NVIDIA RTX A4000 Mobile

VS

AMD Radeon Instinct MI6 NVIDIA RTX A4000 Mobile

We compared two Professional market GPUs: 8GB VRAM Radeon Instinct MI6 and 8GB VRAM RTX A4000 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000 Mobile 's Advantages

Released 4 years and 4 months late

Boost Clock has increased by 36% (1680MHz vs 1233MHz)

Larger VRAM bandwidth (384.0GB/s vs 224.0GB/s)

2816 additional rendering cores

Lower TDP (115W vs 150W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI6

5.682 TFLOPS

RTX A4000 Mobile +202%

17.2 TFLOPS

Radeon Instinct MI6

VS

RTX A4000 Mobile

Graphics Card

Dec 2016

Release Date

Apr 2021

Radeon Instinct

Generation

Quadro Ampere-M

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1120 MHz

Base Clock

1140 MHz

1233 MHz

Boost Clock

1680 MHz

1750 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

224.0GB/s

Bandwidth

384.0GB/s

Render Config

-

SM Count

40

36

Compute Units

-

2304

Shading Units

5120

144

TMUs

160

32

ROPs

80

-

Tensor Cores

160

-

RT Cores

40

16 KB (per CU)

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

4 MB

Theoretical Performance

39.46 GPixel/s

Pixel Rate

134.4 GPixel/s

177.6 GTexel/s

Texture Rate

268.8 GTexel/s

5.682 TFLOPS

FP16 (half)

17.20 TFLOPS

5.682 TFLOPS

FP32 (float)

17.20 TFLOPS

355.1 GFLOPS

FP64 (double)

268.8 GFLOPS

Graphics Processor

Ellesmere

GPU Name

GA104

Ellesmere XT

GPU Variant

-

GCN 4.0

Architecture

Ampere

GlobalFoundries

Foundry

Samsung

14 nm

Process Size

8 nm

5.7 billion

Transistors

17.4 billion

232 mm²

Die Size

392 mm²

Board Design

150W

TDP

115W

450 W

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

1x 6-pin

Power Connectors

None

Graphics Features

12 (12_0)

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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