AMD Radeon Pro W6500M vs AMD Radeon R9 M390X

VS

AMD Radeon Pro W6500M

AMD Radeon R9 M390X

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro W6500M and 4GB VRAM Radeon R9 M390X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6500M 's Advantages

Boost Clock2040MHz

Lower TDP (25W vs 75W)

AMD Radeon R9 M390X 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 128.0GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro W6500M +41%

4.178 TFLOPS

Radeon R9 M390X

2.961 TFLOPS

Radeon Pro W6500M

VS

Radeon R9 M390X

Graphics Card

Unknown

Release Date

May 2015

Radeon Pro Mobile

Generation

Crystal System

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x16

Clock Speeds

1512 MHz

Base Clock

-

2040 MHz

Boost Clock

-

2000 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

256bit

128.0GB/s

Bandwidth

160.0GB/s

Render Config

16

Compute Units

32

-

1024

Shading Units

2048

64

TMUs

128

32

ROPs

32

-

16

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

512 KB

8 MB

L3 Cache

-

Theoretical Performance

65.28 GPixel/s

Pixel Rate

23.14 GPixel/s

130.6 GTexel/s

Texture Rate

92.54 GTexel/s

8.356 TFLOPS

FP16 (half)

2.961 TFLOPS

4.178 TFLOPS

FP32 (float)

2.961 TFLOPS

261.1 GFLOPS

FP64 (double)

185.1 GFLOPS

Board Design

25W

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Navi 24

GPU Name

Amethyst

Navi 24

GPU Variant

Amethyst XT

RDNA 2.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

5.4 billion

Transistors

5 billion

107 mm²

Die Size

366 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

-

6.7

Shader Model

6.3

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