AMD Radeon RX 460 Mobile vs AMD Radeon R9 M290X Mac Edition

VS

AMD Radeon RX 460 Mobile

AMD Radeon R9 M290X Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 460 Mobile and 2GB VRAM Radeon R9 M290X Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 460 Mobile 's Advantages

Released 1 years and 9 months late

Boost Clock has increased by 21% (1180MHz vs 975MHz)

More VRAM (4GB vs 2GB)

Lower TDP (55W vs 80W)

AMD Radeon R9 M290X Mac Edition 's Advantages

Larger VRAM bandwidth (174.7GB/s vs 80.00GB/s)

128 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 460 Mobile +5%

2.115 TFLOPS

Radeon R9 M290X Mac Edition

1.997 TFLOPS

Radeon RX 460 Mobile

VS

Radeon R9 M290X Mac Edition

Graphics Card

Aug 2016

Release Date

Nov 2014

Mobility Radeon

Generation

Crystal System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

1000 MHz

Base Clock

850 MHz

1180 MHz

Boost Clock

975 MHz

1250 MHz

Memory Clock

1365 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

80.00GB/s

Bandwidth

174.7GB/s

Render Config

14

Compute Units

16

-

896

Shading Units

1024

56

TMUs

64

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

18.88 GPixel/s

Pixel Rate

31.20 GPixel/s

66.08 GTexel/s

Texture Rate

62.40 GTexel/s

2.115 TFLOPS

FP16 (half)

-

2.115 TFLOPS

FP32 (float)

1.997 TFLOPS

132.2 GFLOPS

FP64 (double)

124.8 GFLOPS

Board Design

55W

TDP

80W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Baffin

GPU Name

Pitcairn

Baffin XT

GPU Variant

Pitcairn PRO (215-0828062)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

3 billion

Transistors

2.8 billion

123 mm²

Die Size

212 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

6.4

Shader Model

5.1

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