AMD Radeon R9 M485X vs AMD Radeon R9 M470

VS

AMD Radeon R9 M485X

AMD Radeon R9 M470

We compared two Mobile platform GPUs: 8GB VRAM Radeon R9 M485X and 4GB VRAM Radeon R9 M470 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M485X 's Advantages

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (160.0GB/s vs 88.00GB/s)

1280 additional rendering cores

AMD Radeon R9 M470 's Advantages

Boost Clock1000MHz

Score

Benchmark

FP32 (float)

Radeon R9 M485X +92%

2.961 TFLOPS

Radeon R9 M470

1.536 TFLOPS

Radeon R9 M485X

VS

Radeon R9 M470

Graphics Card

May 2016

Release Date

May 2016

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

1000 MHz

1250 MHz

Memory Clock

1375 MHz

Memory

8GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

88.00GB/s

Render Config

32

Compute Units

12

-

2048

Shading Units

768

128

TMUs

48

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

23.14 GPixel/s

Pixel Rate

16.00 GPixel/s

92.54 GTexel/s

Texture Rate

48.00 GTexel/s

2.961 TFLOPS

FP16 (half)

-

2.961 TFLOPS

FP32 (float)

1.536 TFLOPS

185.1 GFLOPS

FP64 (double)

96.00 GFLOPS

Board Design

250W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Amethyst

GPU Name

Emerald

Amethyst XT

GPU Variant

Emerald PRO

GCN 3.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5 billion

Transistors

2.08 billion

366 mm²

Die Size

160 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.2.170

-

6.3

Shader Model

6.5

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