AMD Radeon R9 M390 Mac Edition vs AMD Radeon R9 M395 Mac Edition

VS

AMD Radeon R9 M390 Mac Edition AMD Radeon R9 M395 Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M390 Mac Edition and 2GB VRAM Radeon R9 M395 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M390 Mac Edition 's Advantages

Lower TDP (80W vs 250W)

AMD Radeon R9 M395 Mac Edition 's Advantages

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M390 Mac Edition

1.962 TFLOPS

Radeon R9 M395 Mac Edition +52%

2.989 TFLOPS

Radeon R9 M390 Mac Edition

VS

Radeon R9 M395 Mac Edition

Graphics Card

May 2015

Release Date

May 2015

Crystal System

Generation

Crystal System

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

1365 MHz

Memory Clock

1365 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

174.7GB/s

Bandwidth

174.7GB/s

Render Config

-

SM Count

-

16

Compute Units

28

1024

Shading Units

1792

64

TMUs

112

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

30.66 GPixel/s

Pixel Rate

26.69 GPixel/s

61.31 GTexel/s

Texture Rate

93.41 GTexel/s

-

FP16 (half)

-

1.962 TFLOPS

FP32 (float)

2.989 TFLOPS

122.6 GFLOPS

FP64 (double)

373.6 GFLOPS

Graphics Processor

Pitcairn

GPU Name

Amethyst

Pitcairn PRO (215-0828062)

GPU Variant

Amethyst PRO (216-0872004)

GCN 1.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

5 billion

212 mm²

Die Size

366 mm²

Board Design

80W

TDP

250W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.0

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

6.3

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