AMD Radeon 520 Mobile vs AMD Radeon R9 M485X

VS

AMD Radeon 520 Mobile

AMD Radeon R9 M485X

We compared two Mobile platform GPUs: 2GB VRAM Radeon 520 Mobile and 8GB VRAM Radeon R9 M485X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 520 Mobile 's Advantages

Released 11 months late

Lower TDP (50W vs 250W)

AMD Radeon R9 M485X 's Advantages

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (160.0GB/s vs 16.00GB/s)

1728 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 520 Mobile

0.659 TFLOPS

Radeon R9 M485X +349%

2.961 TFLOPS

Radeon 520 Mobile

VS

Radeon R9 M485X

Graphics Card

Apr 2017

Release Date

May 2016

Mobility Radeon

Generation

Crystal System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

-

1000 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

8GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.00GB/s

Bandwidth

160.0GB/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

23.14 GPixel/s

20.60 GTexel/s

Texture Rate

92.54 GTexel/s

-

FP16 (half)

2.961 TFLOPS

659.2 GFLOPS

FP32 (float)

2.961 TFLOPS

41.20 GFLOPS

FP64 (double)

185.1 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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