Arc A580 and Radeon RX 640 OEM - video card comparison

Arc A580

Radeon RX 640 OEM

Architecture

-

GCN 4.0 (2016−2020)

GPU code name

DG2-512

Polaris 23

Market segment

Desktop

Desktop

Release date

October 2023

April 2020

Interface

PCIe 4.0 x16

PCIe 3.0 x8

Supplementary power connectors

2x 8-pin

None

Boost clock speed

2000 MHz

-

Core clock speed

1700 MHz

1295 MHz

Manufacturing process technology

6 nm

14 nm

Number of transistors

21,700 million

2,200 million

Pipelines / CUDA cores

3072

640

Power consumption (TDP)

175 Watt

50 Watt

Texture fill rate

384.0

51.80

Memory type

GDDR6

GDDR5

Maximum RAM amount

8 GB

4 GB

Memory bus width

256 Bit

128 Bit

Memory clock speed

16000 MHz

6 GB/s

Memory bandwidth

512.0 GB/s

96 GB/s

Display Connectors

1x HDMI 2.1, 3x DisplayPort 2.0

1x DisplayPort 1.4a, 2x mini-DisplayPort 1.4a

HDMI

+

-

DirectX

12 Ultimate (12_2)

12 (12_0)

OpenCL

3.0

2.1

OpenGL

4.6

4.6

Shader Model

6.6

6.7 (6.4)

Vulkan

1.3

1.3