Radeon HD 6450 and Radeon R5 A230 - video card comparison

Radeon HD 6450

Radeon R5 A230

Architecture

TeraScale 2 (2009−2015)

GCN 1.0 (2012−2020)

GPU code name

Caicos

Jet

Market segment

Desktop

Desktop

Release date

April 2011

January 2014

Bus support

PCIe 2.0 x8

-

Interface

PCIe 2.0 x16

PCIe 3.0 x8

Supplementary power connectors

None

-

Boost clock speed

750 MHz

855 MHz

Core clock speed

-

780 MHz

Floating-point performance

200.0 gflops

547.2 gflops

Manufacturing process technology

40 nm

28 nm

Number of transistors

370 million

690 million

Pipelines / CUDA cores

160

320

Power consumption (TDP)

30 Watt

-

Texture fill rate

5.000

17.10

Memory type

GDDR5

DDR3

Maximum RAM amount

1 GB

4 GB

Memory bus width

64 Bit

64 Bit

Memory clock speed

800 MHz

2000 MHz

Memory bandwidth

25.6 GB/s

16 GB/s

Memory bandwidth

8.5-12.8 GB/x (DDR3) or 25.6-28.8 GB/s (GDDR5)

-

Display Connectors

1x DVI, 1x HDMI, 1x VGA

No outputs

Eyefinity

1

-

Number of Eyefinity displays

4

-

HDMI

+

-

DisplayPort support

+

-

DirectX

DirectX® 11

12 (11_1)

Mantle

-

-

OpenCL

1.2

1.2

OpenGL

4.4

4.6

Shader Model

5.0

5.1

Vulkan

-

1.2.131

AppAcceleration

-

-

CrossFire

1

-

Enduro

-

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-