AMD Radeon Pro W6600M vs AMD Radeon Pro 555X

VS

AMD Radeon Pro W6600M AMD Radeon Pro 555X

We compared two Mobile platform GPUs: 8GB VRAM Radeon Pro W6600M and 4GB VRAM Radeon Pro 555X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6600M 's Advantages

Released 2 years and 11 months late

Boost Clock2903MHz

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (224.0GB/s vs 94.08GB/s)

1024 additional rendering cores

AMD Radeon Pro 555X 's Advantages

Lower TDP (75W vs 90W)

Score

Benchmark

FP32 (float)

Radeon Pro W6600M +646%

10.4 TFLOPS

Radeon Pro 555X

1.393 TFLOPS

Radeon Pro W6600M

VS

Radeon Pro 555X

Graphics Card

Jun 2021

Release Date

Jul 2018

Radeon Pro Mobile

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

2200 MHz

Base Clock

-

2903 MHz

Boost Clock

-

1750 MHz

Memory Clock

1470 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

128bit

224.0GB/s

Bandwidth

94.08GB/s

Render Config

-

SM Count

-

28

Compute Units

12

1792

Shading Units

768

112

TMUs

48

64

ROPs

16

-

Tensor Cores

-

28

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

Theoretical Performance

185.8 GPixel/s

Pixel Rate

14.51 GPixel/s

325.1 GTexel/s

Texture Rate

43.54 GTexel/s

20.81 TFLOPS

FP16 (half)

1393 GFLOPS

10.40 TFLOPS

FP32 (float)

1393 GFLOPS

650.3 GFLOPS

FP64 (double)

87.07 GFLOPS

Graphics Processor

Navi 23

GPU Name

Polaris 21

-

GPU Variant

Polaris 21 PRO

RDNA 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

11.06 billion

Transistors

3 billion

237 mm²

Die Size

123 mm²

Board Design

90W

TDP

75W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.2

-

CUDA

-

6.5

Shader Model

6.4

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