AMD Radeon Pro W6900X vs NVIDIA RTX A400

VS

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6900X and 4GB VRAM RTX A400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6900X 's Advantages

Boost Clock has increased by 22% (2150MHz vs 1762MHz)

More VRAM (32GB vs 4GB)

Larger VRAM bandwidth (512.0GB/s vs 96.00GB/s)

4352 additional rendering cores

NVIDIA RTX A400 's Advantages

Released 2 years and 8 months late

Lower TDP (50W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Pro W6900X +713%

22.02 TFLOPS

RTX A400

2.706 TFLOPS

Radeon Pro W6900X

VS

RTX A400

Graphics Card

Aug 2021

Release Date

Apr 2024

Radeon Pro Mac

Generation

Quadro Ampere

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

1825 MHz

Base Clock

727 MHz

2150 MHz

Boost Clock

1762 MHz

2000 MHz

Memory Clock

1500 MHz

Memory

32GB

Memory Size

4GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

64bit

512.0GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

6

80

Compute Units

-

5120

Shading Units

768

320

TMUs

24

128

ROPs

16

-

Tensor Cores

24

80

RT Cores

6

128 KB per Array

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

2 MB

Theoretical Performance

275.2 GPixel/s

Pixel Rate

28.19 GPixel/s

688.0 GTexel/s

Texture Rate

42.29 GTexel/s

44.03 TFLOPS

FP16 (half)

2.706 TFLOPS

22.02 TFLOPS

FP32 (float)

2.706 TFLOPS

1376 GFLOPS

FP64 (double)

42.29 GFLOPS

Graphics Processor

Navi 21

GPU Name

GA107

Navi 21 Pro-XTA

GPU Variant

-

RDNA 2.0

Architecture

Ampere

TSMC

Foundry

Samsung

7 nm

Process Size

8 nm

26.8 billion

Transistors

8.7 billion

520 mm²

Die Size

200 mm²

Board Design

300W

TDP

50W

700 W

Suggested PSU

250 W

1x HDMI 2.1 4x Thunderbolt

Outputs

4x mini-DisplayPort 1.4a

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

8.6

6.5

Shader Model

6.7

Related GPU Comparisons

1

AMD Radeon Pro W6800X Duo vs AMD Radeon Pro W6900X

2

NVIDIA GeForce RTX 3060 vs AMD Radeon Pro W6900X

3

NVIDIA GeForce GT 330 OEM vs AMD Radeon Pro W6900X

4

AMD Radeon RX 6900 XT vs AMD Radeon Pro W6900X

5

NVIDIA GeForce GTX 1650 vs AMD Radeon Pro W6900X

6

NVIDIA GeForce RTX 3070 Ti vs AMD Radeon Pro W6900X

7

NVIDIA GeForce RTX 4060 AD106 vs AMD Radeon Pro W6900X

8

AMD Radeon Pro W6900X vs NVIDIA GeForce GTS 450 OEM

9

AMD Radeon Pro W6900X vs NVIDIA GeForce RTX 4070 Ti SUPER

10

AMD Radeon Pro W6900X vs NVIDIA GeForce GTX 1070 Ti