Radeon RX 580 and Radeon 520 Mobile DDR3 - video card comparison

Radeon RX 580

Radeon 520 Mobile DDR3

Architecture

Polaris (2016−2019)

GCN 1.0 (2012−2020)

GPU code name

Polaris 20

Banks

Market segment

Desktop

Laptop

Release date

April 2017

Interface

PCIe 3.0 x16

PCIe 3.0 x8

Supplementary power connectors

1x 8-pin

Boost clock speed

1340 MHz

Core clock speed

1257 MHz

1030 MHz

Floating-point performance

6,175 gflops

Manufacturing process technology

14 nm

28 nm

Number of transistors

5,700 million

690 million

Pipelines / CUDA cores

2304

320

Power consumption (TDP)

185 Watt

50 Watt

Texture fill rate

193.0

20.60

Memory type

GDDR5

DDR3

Maximum RAM amount

8 GB

2 GB

Memory bus width

256 Bit

64 Bit

Memory clock speed

8000 MHz

2 GB/s

Memory bandwidth

256.0 GB/s

16 GB/s

Display Connectors

1x HDMI, 3x DisplayPort

Portable Device Dependent

HDMI

DirectX

12 (12_0)

12 (11_1)

OpenCL

2.0

2.1 (1.2)

OpenGL

4.6

Shader Model

6.4

6.5 (5.1)

Vulkan

1.2.131

1.2.170