AMD Radeon Pro W6400 vs AMD Radeon RX 455 OEM

VS

AMD Radeon Pro W6400

AMD Radeon RX 455 OEM

We compared two Desktop platform GPUs: 4GB VRAM Radeon Pro W6400 and 2GB VRAM Radeon RX 455 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6400 's Advantages

Released 5 years and 7 months late

Boost Clock2331MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (112.0GB/s vs 104.0GB/s)

Lower TDP (50W vs 100W)

Score

Benchmark

FP32 (float)

Radeon Pro W6400 +121%

3.58 TFLOPS

Radeon RX 455 OEM

1.613 TFLOPS

Radeon Pro W6400

VS

Radeon RX 455 OEM

Graphics Card

Jan 2022

Release Date

Jun 2016

Radeon Pro

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x16

Clock Speeds

2331 MHz

Base Clock

-

2331 MHz

Boost Clock

-

1750 MHz

Memory Clock

1625 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

128bit

112.0GB/s

Bandwidth

104.0GB/s

Render Config

12

Compute Units

12

-

768

Shading Units

768

48

TMUs

48

32

ROPs

16

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

8 MB

L3 Cache

-

Theoretical Performance

74.59 GPixel/s

Pixel Rate

16.80 GPixel/s

111.9 GTexel/s

Texture Rate

50.40 GTexel/s

7.161 TFLOPS

FP16 (half)

-

3.580 TFLOPS

FP32 (float)

1.613 TFLOPS

223.8 GFLOPS

FP64 (double)

100.8 GFLOPS

Board Design

50W

TDP

100W

250 W

Suggested PSU

300 W

2x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

1x 6-pin

Graphics Processor

Navi 24

GPU Name

Tobago

Navi 24 XL-W

GPU Variant

Tobago PRO (215-0875010)

RDNA 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

5.4 billion

Transistors

2.08 billion

107 mm²

Die Size

160 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.2

OpenCL

2.0

1.3

Vulkan

1.2

-

6.6

Shader Model

6.3

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