AMD Radeon R9 M280X vs AMD Radeon E9172 MXM

VS

AMD Radeon R9 M280X

AMD Radeon E9172 MXM

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M280X and 2GB VRAM Radeon E9172 MXM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M280X 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (88.00GB/s vs 48.00GB/s)

384 additional rendering cores

AMD Radeon E9172 MXM 's Advantages

Released 2 years and 8 months late

Boost Clock has increased by 22% (1219MHz vs 1000MHz)

Score

Benchmark

FP32 (float)

Radeon R9 M280X +43%

1.792 TFLOPS

Radeon E9172 MXM

1.248 TFLOPS

Radeon R9 M280X

VS

Radeon E9172 MXM

Graphics Card

Feb 2015

Release Date

Oct 2017

Gem System

Generation

Embedded

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

900 MHz

Base Clock

1124 MHz

1000 MHz

Boost Clock

1219 MHz

1375 MHz

Memory Clock

1500 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

88.00GB/s

Bandwidth

48.00GB/s

Render Config

14

Compute Units

8

-

896

Shading Units

512

56

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

16.00 GPixel/s

Pixel Rate

19.50 GPixel/s

56.00 GTexel/s

Texture Rate

39.01 GTexel/s

-

FP16 (half)

1248 GFLOPS

1.792 TFLOPS

FP32 (float)

1248 GFLOPS

112.0 GFLOPS

FP64 (double)

78.02 GFLOPS

Board Design

Unknown

TDP

35W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Saturn

GPU Name

Lexa

Saturn XT (216-0843024)

GPU Variant

E9170

GCN 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.08 billion

Transistors

2.2 billion

160 mm²

Die Size

103 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2.170

Vulkan

1.2

-

6.5

Shader Model

6.4

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