Radeon HD 4870 Mac Edition - video card specification

Radeon HD 4870 Mac Edition

Architecture

TeraScale (2005−2013)

GPU code name

RV770

Market segment

Desktop

Release date

January 2009

Bus support

-

Interface

PCIe 2.0 x16

Supplementary power connectors

2x 6-pin

SLI options

-

Core clock speed

750 MHz

CUDA cores

-

Floating-point performance

1,200.0 gflops

Manufacturing process technology

55 nm

Number of transistors

956 million

Pipelines / CUDA cores

800

Power consumption (TDP)

150 Watt

Texture fill rate

30.00

Memory type

GDDR5

Maximum RAM amount

512 MB

Memory bus width

256 Bit

Memory clock speed

3400 MHz

Memory bandwidth

108.8 GB/s

Shared memory

-

Standard memory configuration

-

Display Connectors

1x DVI, 1x mini-DisplayPort

eDP 1.2 signal support

-

LVDS signal support

-

VGA аnalog display support

-

DisplayPort Multimode (DP++) support

-

HDCP content protection

-

HDMI

-

7.1 channel HD audio on HDMI

-

DirectX

10.1 (10_1)

CUDA

-

OpenCL

1.1

OpenGL

3.3

Shader Model

4.1

Vulkan

N/A

Ansel

-

H.264, VC1, MPEG2 1080p video decoder

-

Optimus

-

TrueHD and DTS-HD audio bitstreaming

-