102B5070110 ATI Radeon HD 4870 512MB GDDR5 256-Bit PCI-Express 2.0 x16 Video Graphics Card

Manufacturer:

ATI

Model:

Radeon HD 4870 GDDR5

Reference card

Yes

Target market segment:

Desktop

Die name:

RV770 XT

Architecture:

Unified Superscalar Shader Architecture

Fabrication process:

55 nm

Transistors:

956 million

Bus interface:

PCI-E 2.0 x 16

Graphics clock:

750 MHz

Memory size:

512 - 2048 MB

Memory type:

GDDR5

Memory clock:

900 MHz

Memory clock (effective):

3600 MHz

Memory interface width:

256-bit

Memory bandwidth:

115.2 GB/s

Color ROPs:

16

Stream processors:

800

Texture units:

40

Texture fetches / clock cycle:

Up to 160

Textures/pixel:

Up to 128

RAMDACs:

400 MHz

Decoders:

DivX
H.264
MPEG 1
MPEG-2
VC-1

Maximum crossfire options:

4-way

Maximum power draw:

150 W

Multi-monitor:

Up to 2 displays

Maximum digital resolution:

2560 x 1600

Maximum DVI resolution:

2560 x 1600

Maximum VGA resolution:

2048 x 1536

Anti-Aliasing technologies:

24 x CFAA
8 x MSAA
Adaptive MSAA & SSAA

Pixel fill rate:

12 Gigapixels/s

Texture fill rate:

30 Gigatexels/s

Single presision compute power:

1200 GFLOPS

Double precision compute power:

240 GFLOPS

Standard display connectors:

2 x Dual-Link DVI-I
S-Video

Power connectors:

2 x 6-pin

Length:

9.84 inches (250 mm)

Width:

Dual-Slot

Other features:

ATI/AMD PowerPlay
HDCP
High Dynamic Range (HDR) Support

Open CL support:

1.0

OpenGL support:

3.3

DirectX support:

10.1

Shader model:

4.1

Windows driver support:

Windows 7
Windows Vista
Windows XP