AMD Radeon R9 M395 Mac Edition vs AMD Radeon R9 M275X

VS

AMD Radeon R9 M395 Mac Edition AMD Radeon R9 M275X

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M395 Mac Edition and 2GB VRAM Radeon R9 M275X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M395 Mac Edition 's Advantages

Released 1 years and 4 months late

Larger VRAM bandwidth (174.7GB/s vs 72.00GB/s)

1152 additional rendering cores

AMD Radeon R9 M275X 's Advantages

Boost Clock925MHz

Score

Benchmark

FP32 (float)

Radeon R9 M395 Mac Edition +152%

2.989 TFLOPS

Radeon R9 M275X

1.184 TFLOPS

Radeon R9 M395 Mac Edition

VS

Radeon R9 M275X

Graphics Card

May 2015

Release Date

Jan 2014

Crystal System

Generation

Gem System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

925 MHz

1365 MHz

Memory Clock

1125 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

174.7GB/s

Bandwidth

72.00GB/s

Render Config

-

SM Count

-

28

Compute Units

10

1792

Shading Units

640

112

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

-

L2 Cache

256 KB

Theoretical Performance

26.69 GPixel/s

Pixel Rate

14.80 GPixel/s

93.41 GTexel/s

Texture Rate

37.00 GTexel/s

-

FP16 (half)

-

2.989 TFLOPS

FP32 (float)

1184 GFLOPS

373.6 GFLOPS

FP64 (double)

74.00 GFLOPS

Graphics Processor

Amethyst

GPU Name

Venus

Amethyst PRO (216-0872004)

GPU Variant

Venus XTX (216-0846033)

GCN 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5 billion

Transistors

1.5 billion

366 mm²

Die Size

123 mm²

Board Design

250W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.0

OpenCL

2.1 (1.2)

1.2

Vulkan

1.2.170

-

CUDA

-

6.3

Shader Model

6.5 (5.1)

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