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PCS+ HD4870 1GB GDDR5 / AX4870 1GBD5-PPH

Specifications of the PowerColor PCS+ HD4870 1GB GDDR5 GPU


PowerColor PCS+ HD4870 1GB GDDR5 (part number AX4870 1GBD5-PPH) is a Graphics Processing Unit, based on ATI Radeon HD 4870 GDDR5, and built on 55 nm manufacturing process. The GPU is aimed at desktop market segment. The card has 780 MHz graphics clock frequency. Furthermore, it has 800 stream processors, 16 color ROPs, as well as 40 texture units. The PCS+ HD4870 1GB GDDR5 embeds 1 GB of GDDR5 memory. Because the memory runs at 925 MHz, and utilizes 256 bit bus, the effective memory bandwidth is 118.4 GB/s. The GPU supports PCI Express 2.0 interface, and requires 2 slots on the motherboard. This model needs up to 150 Watt of power, identical to the reference design.

More detailed specifications of the PowerColor PCS+ HD4870 1GB GDDR5 card are available below.

Name / Brand / Architecture

Manufacturer:PowerColor
Model:PCS+ HD4870 1GB GDDR5
Part number:AX4870 1GBD5-PPH
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:780 MHz

Memory specifications

Memory size:1024 MB
Memory type:GDDR5
Memory clock:925 MHz
Memory clock (effective):3.7 GHz
Memory interface width:256-bit
Memory bandwidth:118.4 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:12.48 Gigapixels/s
Texture fill rate:31.2 Gigatexels/s
Single presision compute power:1248 GFLOPS
Double precision compute power:249.6 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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