AMD Radeon R9 M485X vs AMD Radeon RX 460 Mobile

VS

AMD Radeon R9 M485X AMD Radeon RX 460 Mobile

We compared two Mobile platform GPUs: 8GB VRAM Radeon R9 M485X and 4GB VRAM Radeon RX 460 Mobile 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 80.00GB/s)

1152 additional rendering cores

AMD Radeon RX 460 Mobile 's Advantages

Boost Clock1180MHz

Lower TDP (55W vs 250W)

Score

Benchmark

FP32 (float)

Radeon R9 M485X +40%

2.961 TFLOPS

Radeon RX 460 Mobile

2.115 TFLOPS

Radeon R9 M485X

VS

Radeon RX 460 Mobile

Graphics Card

May 2016

Release Date

Aug 2016

Crystal System

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1180 MHz

1250 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

80.00GB/s

Render Config

-

SM Count

-

32

Compute Units

14

2048

Shading Units

896

128

TMUs

56

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

Theoretical Performance

23.14 GPixel/s

Pixel Rate

18.88 GPixel/s

92.54 GTexel/s

Texture Rate

66.08 GTexel/s

2.961 TFLOPS

FP16 (half)

2.115 TFLOPS

2.961 TFLOPS

FP32 (float)

2.115 TFLOPS

185.1 GFLOPS

FP64 (double)

132.2 GFLOPS

Graphics Processor

Amethyst

GPU Name

Baffin

Amethyst XT

GPU Variant

Baffin XT

GCN 3.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

5 billion

Transistors

3 billion

366 mm²

Die Size

123 mm²

Board Design

250W

TDP

55W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

6.3

Shader Model

6.4

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