AMD Radeon R9 M270X vs AMD Radeon E8870

VS

AMD Radeon R9 M270X

AMD Radeon E8870

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M270X and 4GB VRAM Radeon E8870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M270X 's Advantages

Boost Clock1000MHz

AMD Radeon E8870 's Advantages

Released 7 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (96.00GB/s vs 88.00GB/s)

Score

Benchmark

FP32 (float)

Radeon R9 M270X

1.536 TFLOPS

Radeon E8870

1.536 TFLOPS

Radeon R9 M270X

VS

Radeon E8870

Graphics Card

Feb 2015

Release Date

Sep 2015

Gem System

Generation

Embedded

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

900 MHz

Base Clock

-

1000 MHz

Boost Clock

-

1375 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

88.00GB/s

Bandwidth

96.00GB/s

Render Config

12

Compute Units

12

-

768

Shading Units

768

48

TMUs

48

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

16.00 GPixel/s

48.00 GTexel/s

Texture Rate

48.00 GTexel/s

-

1.536 TFLOPS

FP32 (float)

1.536 TFLOPS

96.00 GFLOPS

FP64 (double)

96.00 GFLOPS

Board Design

Unknown

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Saturn

GPU Name

Saturn

Saturn PRO (216-0843044)

GPU Variant

Saturn PRO

GCN 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.08 billion

Transistors

2.08 billion

160 mm²

Die Size

160 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.0

1.2.170

Vulkan

1.2

-

6.5

Shader Model

6.3

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