Radeon HD 3570 and Radeon HD 7720 OEM - video card comparison

Radeon HD 3570

Radeon HD 7720 OEM

Architecture

TeraScale (2005−2013)

TeraScale 2 (2009−2015)

GPU code name

RV620

Barts

Market segment

Desktop

Release date

July 2010

March 2013

Interface

PCIe 2.0 x16

Supplementary power connectors

None

Core clock speed

796 MHz

840 MHz

Floating-point performance

63.68 gflops

1,344 gflops

Manufacturing process technology

55 nm

40 nm

Number of transistors

181 million

1,700 million

Pipelines / CUDA cores

800

Power consumption (TDP)

30 Watt

150 Watt

Texture fill rate

3.184

33.60

Memory type

DDR2

GDDR5

Maximum RAM amount

512 MB

1 GB

Memory bus width

64 Bit

256 Bit

Memory clock speed

990 MHz

4200 MHz

Memory bandwidth

7.92 GB/s

134.4 GB/s

Display Connectors

2x DisplayPort

2x DVI, 1x HDMI, 1x DisplayPort

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