Radeon HD 4730 and GeForce 945A - video card comparison

Radeon HD 4730

GeForce 945A

Architecture

TeraScale (2005−2013)

Maxwell (2014−2018)

GPU code name

RV770

GM108

Market segment

Desktop

Desktop

Release date

June 2009

March 2015

Interface

PCIe 2.0 x16

PCIe 3.0 x8

Supplementary power connectors

1x 6-pin

-

Boost clock speed

-

1189 MHz

Core clock speed

750 MHz

1072 MHz

Floating-point performance

960.0 gflops

903.2 gflops

Manufacturing process technology

55 nm

28 nm

Number of transistors

956 million

-

Pipelines / CUDA cores

640

384

Power consumption (TDP)

110 Watt

33 Watt

Texture fill rate

24.00

28.54

Memory type

GDDR5

GDDR5

Maximum RAM amount

512 MB

1 GB

Memory bus width

128 Bit

64 Bit

Memory clock speed

3600 MHz

5012 MHz

Memory bandwidth

57.6 GB/s

40.1 GB/s

Display Connectors

2x DVI, 1x S-Video

No outputs

DirectX

10.1 (10_1)

12 (11_0)

CUDA

-

5.0

OpenCL

1.1

1.2

OpenGL

3.3

4.6

Shader Model

4.1

5.1

Vulkan

N/A

1.1.126