Radeon RX 580 and i740 - video card comparison

Radeon RX 580

i740

Architecture

Polaris (2016−2019)

i740 (1998)

GPU code name

Polaris 20

Auburn

Market segment

Desktop

Desktop

Release date

April 2017

February 1998

Interface

PCIe 3.0 x16

AGP 2x

Supplementary power connectors

1x 8-pin

-

Boost clock speed

1340 MHz

-

Core clock speed

1257 MHz

66 MHz

Floating-point performance

6,175 gflops

-

Manufacturing process technology

14 nm

150 nm

Number of transistors

5,700 million

-

Pipelines / CUDA cores

2304

-

Power consumption (TDP)

185 Watt

-

Texture fill rate

193.0

0.07

Memory type

GDDR5

SDR

Maximum RAM amount

8 GB

4 MB

Memory bus width

256 Bit

64 Bit

Memory clock speed

8000 MHz

100 MHz

Memory bandwidth

256.0 GB/s

800.0 MB/s

Display Connectors

1x HDMI, 3x DisplayPort

1x VGA

HDMI

+

-

DirectX

12 (12_0)

5.0

OpenCL

2.0

N/A

OpenGL

4.6

1.1

Shader Model

6.4

-

Vulkan

1.2.131

N/A