AMD Radeon RX 6400 vs AMD Radeon Pro V520

VS

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 8GB VRAM Radeon Pro V520 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6400 's Advantages

Released 1 years and 1 months late

Boost Clock has increased by 45% (2321MHz vs 1600MHz)

Lower TDP (53W vs 225W)

AMD Radeon Pro V520 's Advantages

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (512.0GB/s vs 128.0GB/s)

1536 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6400

3.565 TFLOPS

Radeon Pro V520 +106%

7.373 TFLOPS

Radeon RX 6400

VS

Radeon Pro V520

Graphics Card

Jan 2022

Release Date

Dec 2020

Navi II

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 4.0 x16

Clock Speeds

1923 MHz

Base Clock

1000 MHz

2321 MHz

Boost Clock

1600 MHz

2000 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

8GB

GDDR6

Memory Type

HBM2

64bit

Memory Bus

2048bit

128.0GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

12

Compute Units

36

768

Shading Units

2304

48

TMUs

144

32

ROPs

64

-

Tensor Cores

-

12

RT Cores

-

128 KB per Array

L1 Cache

-

1024 KB

L2 Cache

4 MB

Theoretical Performance

74.27 GPixel/s

Pixel Rate

102.4 GPixel/s

111.4 GTexel/s

Texture Rate

230.4 GTexel/s

7.130 TFLOPS

FP16 (half)

14.75 TFLOPS

3.565 TFLOPS

FP32 (float)

7.373 TFLOPS

222.8 GFLOPS

FP64 (double)

460.8 GFLOPS

Graphics Processor

Navi 24

GPU Name

Navi 12

Navi 24 XL (215-135000046)

GPU Variant

Navi 12

RDNA 2.0

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

6 nm

Process Size

7 nm

5.4 billion

Transistors

Unknown

107 mm²

Die Size

Unknown

Board Design

53W

TDP

225W

250 W

Suggested PSU

550 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.2

OpenCL

2.2

1.3

Vulkan

1.3

-

CUDA

-

6.6

Shader Model

6.5

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