Radeon R7 260X and Radeon R9 M270 - video card comparison

Radeon R7 260X

Radeon R9 M270

Architecture

GCN 2.0 (2013−2017)

GCN (2011−2017)

GPU code name

Bonaire

-

Market segment

Desktop

Laptop

Release date

October 2013

April 2014

Bus support

PCIe 3.0

-

Interface

PCIe 3.0 x16

-

Supplementary power connectors

1 x 6-pin

-

Boost clock speed

1000 MHz

-

Core clock speed

-

725 MHz

Floating-point performance

1,971 gflops

-

Manufacturing process technology

28 nm

28 nm

Number of transistors

2,080 million

1500 Million

Pipelines / CUDA cores

896

640

Power consumption (TDP)

115 Watt

-

Texture fill rate

61.60

-

Memory type

GDDR5

GDDR5

Maximum RAM amount

4 GB

4 GB

Memory bus width

128 Bit

128 Bit

Memory clock speed

-

4500 MHz

Memory bandwidth

104 GB/s

-

Shared memory

-

-

Display Connectors

2x DVI, 1x HDMI, 1x DisplayPort

-

Eyefinity

1

-

HDMI

+

-

DisplayPort support

-

-

DirectX

DirectX® 12

12 (FL 11_1)

Mantle

-

-

OpenCL

2.0

-

OpenGL

4.6

-

Shader Model

6.3

-

AppAcceleration

-

-

DDMA audio

+

-

Enduro

-

-

FreeSync

1

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-