AMD Radeon Pro V420 vs NVIDIA RTX A400

VS

AMD Radeon Pro V420

NVIDIA RTX A400

We compared two Desktop platform GPUs: 32GB VRAM AMD Radeon Pro V420 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 V420 's Advantages

More VRAM (32GB vs 4GB)

Larger VRAM bandwidth (819.2GB/s vs 96.00GB/s)

3328 additional rendering cores

NVIDIA RTX A400 's Advantages

Boost Clock has increased by 4% (1762MHz vs 1700MHz)

Lower TDP (50W vs 300W)

Score

Benchmark

FP32 (float)

AMD Radeon Pro V420 +414%

13.93 TFLOPS

RTX A400

2.706 TFLOPS

AMD Radeon Pro V420

VS

RTX A400

Graphics Card

Unknown

Release Date

Apr 2024

Radeon Pro Vega

Generation

Quadro Ampere(Ax000)

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

800 MHz

Base Clock

1417 MHz

1700 MHz

Boost Clock

1762 MHz

800 MHz

Memory Clock

1500 MHz

Memory

32GB

Memory Size

4GB

HBM2

Memory Type

GDDR6

4096bit

Memory Bus

64bit

819.2GB/s

Bandwidth

96.00GB/s

Render Config

64

Compute Units

-

SM Count

6

4096

Shading Units

768

256

TMUs

24

64

ROPs

16

-

Tensor Cores

24

-

RT Cores

6

16 KB (per CU)

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

2 MB

-

Theoretical Performance

108.8 GPixel/s

Pixel Rate

28.19 GPixel/s

435.2 GTexel/s

Texture Rate

42.29 GTexel/s

27.85 TFLOPS

FP16 (half)

2.706 TFLOPS

13.93 TFLOPS

FP32 (float)

2.706 TFLOPS

6.963 TFLOPS

FP64 (double)

42.29 GFLOPS

Board Design

300W

TDP

50W

700 W

Suggested PSU

250 W

6x mini-DisplayPort 1.4a

Outputs

4x mini-DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Vega 20

GPU Name

GA107

Vega 20 GLXT WS (215-0914026)

GPU Variant

-

GCN 5.1

Architecture

Ampere

TSMC

Foundry

Samsung

7 nm

Process Size

8 nm

13.23 billion

Transistors

8.7 billion

331 mm²

Die Size

200 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

8.6

6.7

Shader Model

6.8

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