Radeon HD 4450 and C79 - video card comparison

Radeon HD 4450

C79

Architecture

TeraScale (2005−2013)

Tesla (2006−2010)

GPU code name

RV710

C79

Market segment

Desktop

Desktop

Release date

November 2011

-

Interface

PCIe 2.0 x16

-

Supplementary power connectors

None

-

Core clock speed

600 MHz

-

Floating-point performance

96 gflops

-

Manufacturing process technology

55 nm

65 nm

Number of transistors

242 million

314 million

Pipelines / CUDA cores

80

16

Power consumption (TDP)

25 Watt

-

Texture fill rate

4.800

-

Memory type

DDR2

-

Maximum RAM amount

512 MB

-

Memory bus width

64 Bit

-

Memory clock speed

800 MHz

-

Memory bandwidth

6.4 GB/s

-

Display Connectors

1x DVI, 1x HDMI, 1x DisplayPort

-

HDMI

+

-

DirectX

10.1 (10_1)

11.1 (10_0)

OpenCL

1.1

N/A

OpenGL

3.3

3.3

Shader Model

4.1

4.0

Vulkan

N/A

N/A

PureVideo HD

-

VP3