Radeon HD 6490 and G84 - video card comparison

Radeon HD 6490

G84

Architecture

TeraScale 2 (2009−2015)

Tesla (2006−2010)

GPU code name

Redwood

G84

Market segment

Desktop

Desktop

Release date

July 2011

-

Interface

PCIe 2.0 x16

-

Supplementary power connectors

None

-

Core clock speed

550 MHz

-

Floating-point performance

352.0 gflops

-

Manufacturing process technology

40 nm

80 nm

Number of transistors

627 million

289 million

Pipelines / CUDA cores

320

32

Power consumption (TDP)

39 Watt

-

Texture fill rate

8.800

-

Memory type

DDR2

-

Maximum RAM amount

1 GB

-

Memory bus width

128 Bit

-

Memory clock speed

1000 MHz

-

Memory bandwidth

16 GB/s

-

Display Connectors

1x DVI, 1x HDMI, 1x VGA

-

HDMI

+

-

DirectX

11.2 (11_0)

11.1 (10_0)

CUDA

-

1.1

OpenCL

1.2

1.1

OpenGL

4.4

3.3

Shader Model

5.0

4.0

Vulkan

N/A

N/A

PureVideo HD

-

VP2