Radeon HD 7450 OEM and Radeon HD 4650 - video card comparison

Radeon HD 7450 OEM

Radeon HD 4650

Architecture

TeraScale 2 (2009−2015)

TeraScale (2005−2013)

GPU code name

Caicos

RV730

Market segment

Desktop

Release date

January 2012

September 2008

Interface

PCIe 2.0 x16

Supplementary power connectors

None

Core clock speed

625 MHz

600 MHz

Floating-point performance

200.0 gflops

384.0 gflops

Manufacturing process technology

40 nm

55 nm

Number of transistors

370 million

514 million

Pipelines / CUDA cores

160

320

Power consumption (TDP)

18 Watt

48 Watt

Texture fill rate

5.000

19.20

Memory type

GDDR3

Maximum RAM amount

512 MB

256 MB

Memory bus width

64 Bit

128 Bit

Memory clock speed

1066 MHz

1400 MHz

Memory bandwidth

8.528 GB/s

22.4 GB/s

Display Connectors

1x DVI, 1x HDMI

2x DVI, 1x S-Video

HDMI

DirectX

11.2 (11_0)

10.1 (10_1)

OpenCL

1.2

1.1

OpenGL

4.4

3.3

Shader Model

5.0

4.1

Vulkan

N/A