Radeon RX 550 and Radeon HD 7470 OEM - video card comparison

Radeon RX 550

Radeon HD 7470 OEM

Architecture

GCN 4.0 (2016−2020)

TeraScale 2 (2009−2015)

GPU code name

Lexa

Caicos

Market segment

Desktop

Release date

April 2017

January 2012

Interface

PCIe 3.0 x8

PCIe 2.0 x16

Supplementary power connectors

None

Boost clock speed

1183 MHz

Core clock speed

1100 MHz

750 MHz

Floating-point performance

1,211 gflops

240.0 gflops

Manufacturing process technology

14 nm

40 nm

Number of transistors

2,200 million

370 million

Pipelines / CUDA cores

512

160

Power consumption (TDP)

50 Watt

27 Watt

Texture fill rate

37.86

6.000

Memory type

GDDR5

Maximum RAM amount

4 GB

1 GB

Memory bus width

128 Bit

64 Bit

Memory clock speed

7000 MHz

3600 MHz

Memory bandwidth

112.0 GB/s

28.8 GB/s

Display Connectors

1x DVI, 1x HDMI, 1x DisplayPort

1x DVI, 1x DisplayPort

HDMI

DirectX

12 (12_0)

11.2 (11_0)

OpenCL

2.0

1.2

OpenGL

4.6

4.4

Shader Model

6.4

5.0

Vulkan

1.2.131

N/A