Radeon R9 M270X and Radeon R7 Graphics - video card comparison

Radeon R9 M270X

Radeon R7 Graphics

Architecture

GCN 1.0 (2012−2020)

GCN 2.0 (2013−2017)

GPU code name

Venus

Spectre

Market segment

Desktop

Desktop

Release date

March 2014

January 2014

Bus support

PCIe 3.0 x16

-

Interface

PCIe 3.0 x16

IGP

Boost clock speed

775 MHz

980 MHz

Compute units

10

-

Core clock speed

725 MHz

686 MHz

Floating-point performance

1,536 gflops

526.8 gflops

Manufacturing process technology

28 nm

28 nm

Number of transistors

1,500 million

2,410 million

Pipelines / CUDA cores

640

512

Power consumption (TDP)

-

15 Watt

Texture fill rate

31.00

31.36

Memory type

GDDR5

System Shared

Maximum RAM amount

4 GB

System Shared

Memory bus width

128 Bit

System Shared

Memory clock speed

1125 MHz

System Shared

Memory bandwidth

72 GB/s

-

Display Connectors

No outputs

No outputs

Eyefinity

1

-

DirectX

DirectX® 11

12 (12_0)

Mantle

+

-

OpenCL

Not Listed

2.0

OpenGL

4.4

4.6

Shader Model

5.1

6.0

Vulkan

-

1.2.131

AppAcceleration

-

-

DualGraphics

1

-

Enduro

-

-

FreeSync

1

-

HD3D

+

-

PowerTune

+

-

Switchable graphics

1

-

TrueAudio

-

-

ZeroCore

+

-