AMD Radeon 520 Mobile vs AMD Radeon R9 M395X Mac Edition

VS

AMD Radeon 520 Mobile

AMD Radeon R9 M395X Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon 520 Mobile and 4GB VRAM Radeon R9 M395X Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 520 Mobile 's Advantages

Released 1 years and 11 months late

Lower TDP (50W vs 250W)

AMD Radeon R9 M395X Mac Edition 's Advantages

More VRAM (4GB vs 2GB)

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

1728 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 520 Mobile

0.659 TFLOPS

Radeon R9 M395X Mac Edition +464%

3.723 TFLOPS

Radeon 520 Mobile

VS

Radeon R9 M395X Mac Edition

Graphics Card

Apr 2017

Release Date

May 2015

Mobility Radeon

Generation

Crystal System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

-

1000 MHz

Memory Clock

1365 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.00GB/s

Bandwidth

174.7GB/s

Render Config

5

Compute Units

32

-

320

Shading Units

2048

20

TMUs

128

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

8.240 GPixel/s

Pixel Rate

29.09 GPixel/s

20.60 GTexel/s

Texture Rate

116.4 GTexel/s

-

FP16 (half)

3.723 TFLOPS

659.2 GFLOPS

FP32 (float)

3.723 TFLOPS

41.20 GFLOPS

FP64 (double)

232.7 GFLOPS

Board Design

50W

TDP

250W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Banks

GPU Name

Amethyst

Banks PRO (216-0568010)

GPU Variant

Amethyst XT

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

1.2

OpenCL

2.0

1.2

Vulkan

1.2

-

5.1

Shader Model

6.3

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