Radeon R7 265 and GeForce 8800 GTS 512 - video card comparison

Radeon R7 265

GeForce 8800 GTS 512

Architecture

GCN 1.0 (2012−2020)

Tesla (2006−2010)

GPU code name

Pitcairn

G92

Market segment

Desktop

Desktop

Release date

February 2014

December 2007

Bus support

PCIe 3.0

-

Interface

PCIe 3.0 x16

PCIe 2.0 x16

Supplementary power connectors

1 x 6-pin

1x 6-pin

Boost clock speed

925 MHz

-

Core clock speed

-

650 MHz

Floating-point performance

1,894 gflops

416.0 gflops

Manufacturing process technology

28 nm

65 nm

Number of transistors

2,800 million

754 million

Pipelines / CUDA cores

1024

128

Power consumption (TDP)

150 Watt

135 Watt

Texture fill rate

59.20

41.60

Memory type

GDDR5

GDDR3

Maximum RAM amount

4 GB

512 MB

Memory bus width

256 Bit

256 Bit

Memory clock speed

1400 MHz

1640 MHz

Memory bandwidth

179.2 GB/s

52.48 GB/s

Display Connectors

2x DVI, 1x HDMI, 1x DisplayPort

2x DVI, 1x S-Video

Eyefinity

1

-

HDMI

+

-

DisplayPort support

-

-

DirectX

DirectX® 12

11.1 (10_0)

CUDA

-

1.1

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

-

-