Radeon HD 3650 and Radeon HD 7450 OEM - video card comparison

Radeon HD 3650

Radeon HD 7450 OEM

Architecture

TeraScale (2005−2013)

TeraScale 2 (2009−2015)

GPU code name

RV635

Caicos

Market segment

Desktop

Release date

January 2008

January 2012

Interface

PCIe 2.0 x16

Supplementary power connectors

None

Core clock speed

725 MHz

625 MHz

Floating-point performance

174 gflops

200.0 gflops

Manufacturing process technology

55 nm

40 nm

Number of transistors

378 million

370 million

Pipelines / CUDA cores

120

160

Power consumption (TDP)

65 Watt

18 Watt

Texture fill rate

5.800

5.000

Memory type

GDDR3

Maximum RAM amount

256 MB

512 MB

Memory bus width

128 Bit

64 Bit

Memory clock speed

1600 MHz

1066 MHz

Memory bandwidth

25.6 GB/s

8.528 GB/s

Display Connectors

2x DVI, 1x S-Video

1x DVI, 1x HDMI

HDMI

DirectX

10.1 (10_1)

11.2 (11_0)

OpenCL

N/A

1.2

OpenGL

3.3

4.4

Shader Model

4.1

5.0

Vulkan

N/A