NVIDIA RTX A400 vs AMD Radeon Pro W6400

VS

NVIDIA RTX A400

AMD Radeon Pro W6400

We compared two Desktop platform GPUs: 4GB VRAM RTX A400 and 4GB VRAM Radeon Pro W6400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A400 's Advantages

Released 2 years and 3 months late

AMD Radeon Pro W6400 's Advantages

Boost Clock has increased by 32% (2331MHz vs 1762MHz)

Larger VRAM bandwidth (112.0GB/s vs 96.00GB/s)

Score

Benchmark

FP32 (float)

RTX A400

2.706 TFLOPS

Radeon Pro W6400 +32%

3.58 TFLOPS

RTX A400

VS

Radeon Pro W6400

Graphics Card

Apr 2024

Release Date

Jan 2022

Quadro Ampere(Ax000)

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x4

Clock Speeds

1417 MHz

Base Clock

2331 MHz

1762 MHz

Boost Clock

2331 MHz

1500 MHz

Memory Clock

1750 MHz

Memory

4GB

Memory Size

4GB

GDDR6

Memory Type

GDDR6

64bit

Memory Bus

64bit

96.00GB/s

Bandwidth

112.0GB/s

Render Config

-

Compute Units

12

6

SM Count

-

768

Shading Units

768

24

TMUs

48

16

ROPs

32

24

Tensor Cores

-

6

RT Cores

12

128 KB (per SM)

L1 Cache

128 KB per Array

2 MB

L2 Cache

1024 KB

-

L3 Cache

8 MB

Theoretical Performance

28.19 GPixel/s

Pixel Rate

74.59 GPixel/s

42.29 GTexel/s

Texture Rate

111.9 GTexel/s

2.706 TFLOPS

FP16 (half)

7.161 TFLOPS

2.706 TFLOPS

FP32 (float)

3.580 TFLOPS

42.29 GFLOPS

FP64 (double)

223.8 GFLOPS

Board Design

50W

TDP

50W

250 W

Suggested PSU

250 W

4x mini-DisplayPort 1.4a

Outputs

2x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

GA107

GPU Name

Navi 24

-

GPU Variant

Navi 24 XL-W

Ampere

Architecture

RDNA 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

6 nm

8.7 billion

Transistors

5.4 billion

200 mm²

Die Size

107 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.3

Vulkan

1.3

8.6

CUDA

-

6.8

Shader Model

6.6

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