Radeon RX 550 and Radeon RX 540 OEM - video card comparison

Radeon RX 550

Radeon RX 540 OEM

Architecture

GCN 4.0 (2016−2020)

GCN 1.0 (2012−2020)

GPU code name

Lexa

Cape Verde

Market segment

Desktop

Release date

April 2017

Interface

PCIe 3.0 x8

PCIe 3.0 x16

Supplementary power connectors

None

1x 6-pin

Boost clock speed

1183 MHz

Core clock speed

1100 MHz

1219 MHz

Floating-point performance

1,211 gflops

1,248 gflops

Manufacturing process technology

14 nm

28 nm

Number of transistors

2,200 million

1,500 million

Pipelines / CUDA cores

512

Power consumption (TDP)

50 Watt

65 Watt

Texture fill rate

37.86

39.01

Memory type

GDDR5

Maximum RAM amount

4 GB

Memory bus width

128 Bit

Memory clock speed

7000 MHz

6000 MHz

Memory bandwidth

112.0 GB/s

96 GB/s

Display Connectors

1x DVI, 1x HDMI, 1x DisplayPort

HDMI

DirectX

12 (12_0)

12.0

OpenCL

2.0

1.2

OpenGL

4.6

4.5

Shader Model

6.4

5.0

Vulkan

1.2.131