Radeon R7 250 and Radeon R7 Graphics - video card comparison

Radeon R7 250

Radeon R7 Graphics

Architecture

GCN (2011−2017)

GCN 2.0 (2013−2017)

GPU code name

Oland XT

Spectre

Market segment

Desktop

Desktop

Release date

October 2013

January 2014

Bus support

PCIe 3.0

-

Interface

PCIe 3.0 x8

IGP

Supplementary power connectors

N/A

-

Boost clock speed

1050 MHz

980 MHz

Core clock speed

-

686 MHz

Floating-point performance

716.8 gflops

526.8 gflops

Manufacturing process technology

28 nm

28 nm

Number of transistors

950 million

2,410 million

Pipelines / CUDA cores

384

512

Power consumption (TDP)

75 Watt

15 Watt

Texture fill rate

25.20

31.36

Memory type

DDR3, GDDR5

System Shared

Maximum RAM amount

2 GB

System Shared

Memory bus width

128 Bit

System Shared

Memory clock speed

1150 MHz

System Shared

Memory bandwidth

72 GB/s

-

Shared memory

-

-

Display Connectors

1x DVI, 1x HDMI, 1x VGA

No outputs

HDMI

+

-

DisplayPort support

-

-

DirectX

DirectX® 12

12 (12_0)

Mantle

-

-

OpenCL

1.2

2.0

OpenGL

4.6

4.6

Shader Model

5.1

6.0

Vulkan

-

1.2.131

AppAcceleration

+

-

CrossFire

1

-

DDMA audio

+

-

Enduro

-

-

FreeSync

1

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-