GeForce GTX 260 and Radeon HD 8490 OEM - video card comparison

GeForce GTX 260

Radeon HD 8490 OEM

Architecture

Tesla 2.0 (2007−2013)

TeraScale 2 (2009−2015)

GPU code name

GT200

Caicos

Market segment

Desktop

Desktop

Release date

June 2008

July 2013

Interface

PCIe 2.0 x16

PCIe 2.0 x16

Supplementary power connectors

2x 6-pin

None

SLI options

+

-

Core clock speed

576 MHz

875 MHz

CUDA cores

192

-

Floating-point performance

476.9 gflops

280.0 gflops

Manufacturing process technology

65 nm

40 nm

Number of transistors

1,400 million

370 million

Pipelines / CUDA cores

192

160

Power consumption (TDP)

182 Watt

35 Watt

Maximum GPU temperature

105 °C

-

Texture fill rate

36.9 billion/sec

7.000

Memory type

GDDR3

DDR3

Maximum RAM amount

896 MB

1 GB

Memory bus width

448 Bit

64 Bit

Memory clock speed

999 MHz

1800 MHz

Memory bandwidth

111.9 GB/s

14.4 GB/s

Display Connectors

Dual Link DVIHDTV

1x DVI, 1x DisplayPort

Multi monitor support

+

-

HDMI

+

-

Maximum VGA resolution

2048x1536

-

Audio input for HDMI

S/PDIF

-

DirectX

11.1 (10_0)

11.2 (11_0)

CUDA

+

-

OpenCL

1.1

1.2

OpenGL

2.1

4.4

Shader Model

4.0

5.0

Vulkan

N/A

N/A