AMD Radeon Pro W6500M vs AMD Radeon R9 M390 Mac Edition

VS

AMD Radeon Pro W6500M

AMD Radeon R9 M390 Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro W6500M and 2GB VRAM Radeon R9 M390 Mac Edition 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

More VRAM (4GB vs 2GB)

Lower TDP (25W vs 80W)

AMD Radeon R9 M390 Mac Edition 's Advantages

Larger VRAM bandwidth (174.7GB/s vs 128.0GB/s)

Score

Benchmark

FP32 (float)

Radeon Pro W6500M +112%

4.178 TFLOPS

Radeon R9 M390 Mac Edition

1.962 TFLOPS

Radeon Pro W6500M

VS

Radeon R9 M390 Mac Edition

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

1365 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

256bit

128.0GB/s

Bandwidth

174.7GB/s

Render Config

16

Compute Units

16

-

1024

Shading Units

1024

64

TMUs

64

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

30.66 GPixel/s

130.6 GTexel/s

Texture Rate

61.31 GTexel/s

8.356 TFLOPS

FP16 (half)

-

4.178 TFLOPS

FP32 (float)

1.962 TFLOPS

261.1 GFLOPS

FP64 (double)

122.6 GFLOPS

Board Design

25W

TDP

80W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Navi 24

GPU Name

Pitcairn

Navi 24

GPU Variant

Pitcairn PRO (215-0828062)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

5.4 billion

Transistors

2.8 billion

107 mm²

Die Size

212 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.2

OpenCL

1.2

1.3

Vulkan

1.2

-

6.7

Shader Model

5.1

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