AMD Radeon R5 M420 vs AMD Radeon R9 M395 Mac Edition

VS

AMD Radeon R5 M420

AMD Radeon R9 M395 Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM Radeon R5 M420 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 R5 M420 's Advantages

Released 1 years late

Boost Clock850MHz

More VRAM (4GB vs 2GB)

AMD Radeon R9 M395 Mac Edition 's Advantages

Larger VRAM bandwidth (174.7GB/s vs 16.00GB/s)

1472 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 M420

0.544 TFLOPS

Radeon R9 M395 Mac Edition +449%

2.989 TFLOPS

Radeon R5 M420

VS

Radeon R9 M395 Mac Edition

Graphics Card

May 2016

Release Date

May 2015

Gem System

Generation

Crystal System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

780 MHz

Base Clock

-

850 MHz

Boost Clock

-

1000 MHz

Memory Clock

1365 MHz

Memory

4GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.00GB/s

Bandwidth

174.7GB/s

Render Config

5

Compute Units

28

-

320

Shading Units

1792

20

TMUs

112

8

ROPs

32

-

16 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

-

Theoretical Performance

6.800 GPixel/s

Pixel Rate

26.69 GPixel/s

17.00 GTexel/s

Texture Rate

93.41 GTexel/s

-

544.0 GFLOPS

FP32 (float)

2.989 TFLOPS

34.00 GFLOPS

FP64 (double)

373.6 GFLOPS

Board Design

Unknown

TDP

250W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Jet

GPU Name

Amethyst

Jet PRO (216-0856040)

GPU Variant

Amethyst PRO (216-0872004)

GCN 1.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

5 billion

56 mm²

Die Size

366 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.0

1.2.170

Vulkan

1.2

-

6.5 (5.1)

Shader Model

6.3

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