AMD Radeon Pro W6600 vs AMD Radeon RX 6400

VS

AMD Radeon Pro W6600

AMD Radeon RX 6400

We compared two Desktop platform GPUs: 8GB VRAM Radeon Pro W6600 and 4GB VRAM Radeon RX 6400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6600 's Advantages

Boost Clock has increased by 11% (2580MHz vs 2321MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (224.0GB/s vs 128.0GB/s)

1024 additional rendering cores

AMD Radeon RX 6400 's Advantages

Released 7 months late

Lower TDP (53W vs 100W)

Score

Benchmark

FP32 (float)

Radeon Pro W6600 +159%

9.247 TFLOPS

Radeon RX 6400

3.565 TFLOPS

Blender

Radeon Pro W6600 +204%

1016

Radeon RX 6400

334

Radeon Pro W6600

VS

Radeon RX 6400

Graphics Card

Jun 2021

Release Date

Jan 2022

Radeon Pro

Generation

Navi II

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x4

Clock Speeds

2331 MHz

Base Clock

1923 MHz

2580 MHz

Boost Clock

2321 MHz

1750 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

64bit

224.0GB/s

Bandwidth

128.0GB/s

Render Config

28

Compute Units

12

-

1792

Shading Units

768

112

TMUs

48

64

ROPs

32

-

28

RT Cores

12

128 KB per Array

L1 Cache

128 KB per Array

2 MB

L2 Cache

1024 KB

32 MB

L3 Cache

16 MB

Theoretical Performance

165.1 GPixel/s

Pixel Rate

74.27 GPixel/s

289.0 GTexel/s

Texture Rate

111.4 GTexel/s

18.49 TFLOPS

FP16 (half)

7.130 TFLOPS

9.247 TFLOPS

FP32 (float)

3.565 TFLOPS

577.9 GFLOPS

FP64 (double)

222.8 GFLOPS

Board Design

100W

TDP

53W

300 W

Suggested PSU

250 W

4x DisplayPort 1.4a

Outputs

1x HDMI 2.1 1x DisplayPort 1.4a

1x 6-pin

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

Navi 24

-

GPU Variant

Navi 24 XL (215-135000046)

RDNA 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

6 nm

11.06 billion

Transistors

5.4 billion

237 mm²

Die Size

107 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.2

1.3

Vulkan

1.3

-

6.5

Shader Model

6.7

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