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Radeon HD4870 512MB GDDR5 (BBA) / AX4870 512MD5-H

Specifications of the PowerColor Radeon HD4870 512MB GDDR5 (BBA) GPU


PowerColor Radeon HD4870 512MB GDDR5 (BBA) (part number AX4870 512MD5-H) Graphics Processing Unit for desktop market segment is based on ATI Radeon HD 4870 GDDR5. The GPU is fabricated on 55 nm manufacturing process. The cards graphics frequency is 750 MHz. Furthermore, it has 800 stream processors, 40 texture units, together with 16 color ROPs. The Radeon HD4870 512MB GDDR5 (BBA) comes with 2 GB of GDDR5 memory, utilizing 256 bit bus. The memory is clocked at 900 MHz, which results in 115.2 GB/s memory bandwidth. The GPU supports PCI Express 2.0 interface, and uses 2 motherboard slots. This model needs up to 150 Watt of power.

Below you will find detailed specs of the PowerColor Radeon HD4870 512MB GDDR5 (BBA) card.

Name / Brand / Architecture

Manufacturer:PowerColor
Model:Radeon HD4870 512MB GDDR5 (BBA)
Part number:AX4870 512MD5-H
Reference card?:Yes
Based on:ATI Radeon HD 4870 GDDR5 [Compare]
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

Frequency

Graphics clock:750 MHz

Memory specifications

Memory size:512 MB
Memory type:GDDR5
Memory clock:900 MHz
Memory clock (effective):3.6 GHz
Memory interface width:256-bit
Memory bandwidth:115.2 GB/s

Cores / Texture

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

SLI / Crossfire

Maximum crossfire options:4-way

Electric characteristics

Maximum power draw:150 W

Video features

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
HDMI:Yes
HDMI version:1.3

Performance

Pixel fill rate:12 Gigapixels/s
Texture fill rate:30 Gigatexels/s
Single presision compute power:1200 GFLOPS
Double precision compute power:240 GFLOPS

External connectors

Standard display connectors:2 x Dual-Link DVI-I
S-Video
Power connectors:2 x 6-pin
Audio input for HDMI:Yes

Dimensions

Size (length x height):9.49 inches (241 mm) x 4.41 inches (112 mm)
Width:Dual-Slot

Other features / Support

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
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