Radeon R7 250X and GeForce GTX 260 OEM - video card comparison

Radeon R7 250X

GeForce GTX 260 OEM

Architecture

GCN 1.0 (2012−2020)

Tesla 2.0 (2007−2013)

GPU code name

Cape Verde

GT200B

Market segment

Desktop

Desktop

Release date

February 2014

December 2009

Bus support

PCIe 3.0

-

Interface

PCIe 3.0 x16

PCIe 2.0 x16

Supplementary power connectors

1 x 6-pin

2x 6-pin

Boost clock speed

1000 MHz

-

Core clock speed

-

518 MHz

Floating-point performance

1,216 gflops

414.7 gflops

Manufacturing process technology

28 nm

55 nm

Number of transistors

1,500 million

1,400 million

Pipelines / CUDA cores

640

192

Power consumption (TDP)

80 Watt

182 Watt

Texture fill rate

38.00

33.15

Memory type

GDDR5

GDDR3

Maximum RAM amount

2 GB

1792 MB

Memory bus width

128 Bit

448 Bit

Memory clock speed

1625 MHz

2016 MHz

Memory bandwidth

96 GB/s

112.9 GB/s

Display Connectors

1x DVI, 1x HDMI, 2x mini-DisplayPort

2x DVI, 1x S-Video

Eyefinity

1

-

HDMI

+

-

DisplayPort support

-

-

DirectX

DirectX® 12

11.1 (10_0)

CUDA

-

1.3

Mantle

-

-

OpenCL

1.2

1.1

OpenGL

4.6

3.3

Shader Model

5.1

4.0

Vulkan

-

N/A

AppAcceleration

-

-

CrossFire

1

-

DDMA audio

+

-

Enduro

-

-

FreeSync

1

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-