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Radeon HD 4870 512MB GDDR5 PCI-E

Specifications of the Sapphire Radeon HD 4870 512MB GDDR5 PCI-E GPU


Sapphire Radeon HD 4870 512MB GDDR5 PCI-E is a Graphics Processing Unit, aimed at desktop market segment. The GPU is based on ATI Radeon HD 4870 GDDR5 model, and manufactured on 55 nm technological process. The card has graphics clocked at 750 MHz. It also has 800 stream processors, 40 texture units, together with 16 color ROPs. The Radeon HD 4870 512MB GDDR5 PCI-E embeds 512 MB of GDDR5 memory. The memory utilizes 256 bit bus, and operates at 900 MHz. This allows the card to have 115.2 GB/s memory bandwidth. The GPU supports PCI Express 2.0 interface, and uses 2 motherboard slots. This model has the maximum power draw of 150 Watt.

More detailed specifications of the Sapphire Radeon HD 4870 512MB GDDR5 PCI-E graphics unit you will find below.

Name / Brand / Architecture

Manufacturer:Sapphire
Model:Radeon HD 4870 **MB GDDR5 PCI-E
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:** MB
Memory type:GDDR5
Memory clock:900 MHz
Memory clock (effective):3.6 GHz
Memory interface width:**-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.2**
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:**0 x 1600
Maximum DVI resolution:**0 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

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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