Radeon R7 265 and GeForce GTX 275 - video card comparison

Radeon R7 265

GeForce GTX 275

Architecture

GCN 1.0 (2012−2020)

Tesla 2.0 (2007−2013)

GPU code name

Pitcairn

GT200B

Market segment

Desktop

Desktop

Release date

February 2014

January 2009

Bus support

PCIe 3.0

PCI-E 2.0

Interface

PCIe 3.0 x16

PCIe 2.0 x16

Supplementary power connectors

1 x 6-pin

2x 6-pin

SLI options

-

+

Boost clock speed

925 MHz

-

Core clock speed

-

633 MHz

CUDA cores

-

240

Floating-point performance

1,894 gflops

673.9 gflops

Manufacturing process technology

28 nm

55 nm

Number of transistors

2,800 million

1,400 million

Pipelines / CUDA cores

1024

240

Power consumption (TDP)

150 Watt

219 Watt

Maximum GPU temperature

-

105 °C

Texture fill rate

59.20

50.6 billion/sec

Memory type

GDDR5

GDDR3

Maximum RAM amount

4 GB

896 MB

Memory bus width

256 Bit

448 Bit

Memory clock speed

1400 MHz

1134 MHz

Memory bandwidth

179.2 GB/s

127.0 GB/s

Display Connectors

2x DVI, 1x HDMI, 1x DisplayPort

Two Dual Link DVI

Multi monitor support

-

+

Eyefinity

1

-

HDMI

+

-

Maximum VGA resolution

-

2048x1536

DisplayPort support

-

-

Audio input for HDMI

-

S/PDIF

DirectX

DirectX® 12

11.1 (10_0)

CUDA

-

+

Mantle

-

-

OpenCL

1.2

1.1

OpenGL

4.6

3.0

Shader Model

5.1

4.0

Vulkan

-

N/A

AppAcceleration

-

-

CrossFire

1

-

DDMA audio

+

-

Enduro

-

-

FreeSync

1

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-