Radeon HD 4580 - video card specification

Radeon HD 4580

Architecture

TeraScale (2005−2013)

GPU code name

RV635

Market segment

Desktop

Release date

November 2011

Bus support

-

Interface

PCIe 2.0 x16

Supplementary power connectors

None

Boost clock speed

-

Core clock speed

796 MHz

Floating-point performance

191.04 gflops

Manufacturing process technology

55 nm

Number of transistors

378 million

Pipelines / CUDA cores

120

Power consumption (TDP)

65 Watt

Texture fill rate

6.368

Memory type

GDDR3

Maximum RAM amount

512 MB

Memory bus width

128 Bit

Memory clock speed

1386 MHz

Memory bandwidth

22.18 GB/s

Display Connectors

2x DVI, 1x S-Video

Eyefinity

-

HDMI

-

DisplayPort support

-

DirectX

10.1 (10_1)

Mantle

-

OpenCL

N/A

OpenGL

3.3

Shader Model

4.1

Vulkan

N/A

AppAcceleration

-

CrossFire

-

Enduro

-

HD3D

-

PowerTune

-

TrueAudio

-

ZeroCore

-