Radeon R7 M270 and Radeon R7 265X OEM - video card comparison

Radeon R7 M270

Radeon R7 265X OEM

Architecture

GCN (2011−2017)

GCN 1.0 (2012−2020)

GPU code name

Opal XT / Mars

Curacao

Market segment

Laptop

Desktop

Release date

January 2014

August 2014

Bus support

PCIe 3.0

-

Interface

PCIe 3.0 x8

PCIe 3.0 x16

Supplementary power connectors

-

1x 6-pin

Boost clock speed

-

925 MHz

Core clock speed

825 MHz

900 MHz

Floating-point performance

633.6 gflops

2,368 gflops

Manufacturing process technology

28 nm

28 nm

Number of transistors

950 million

2,800 million

Pipelines / CUDA cores

384

1280

Power consumption (TDP)

-

150 Watt

Texture fill rate

19.80

74.00

Memory type

Not Listed

GDDR5

Maximum RAM amount

0 MB

2 GB

Memory bus width

Not Listed

256 Bit

Memory clock speed

-

5600 MHz

Memory bandwidth

28.8 GB/s

179.2 GB/s

Shared memory

-

-

Display Connectors

No outputs

2x DVI, 1x HDMI, 1x DisplayPort

HDMI

-

+

DirectX

DirectX® 11

12 (11_1)

Mantle

+

-

OpenCL

Not Listed

1.2

OpenGL

4.4

4.6

Shader Model

5.1

5.1

Vulkan

-

1.2.131

AppAcceleration

-

-

DualGraphics

1

-

Enduro

-

-

FreeSync

1

-

HD3D

+

-

PowerTune

+

-

Switchable graphics

1

-

TrueAudio

-

-

ZeroCore

+

-