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Radeon HD 4870 512MB GDDR5 / VX4870 512MGD5

Specifications of the VTX3D Radeon HD 4870 512MB GDDR5 GPU


VTX3D Radeon HD 4870 512MB GDDR5 (part number VX4870 512MGD5) is a desktop graphics processing unit, based on ATI Radeon HD 4870 GDDR5. The GPU, fabricated on 55 nm manufacturing process, features Unified Superscalar Shader architecture. The card has 770 MHz graphics clock frequency. It also has 800 stream processors, 16 color ROPs, along with 40 texture units. The Radeon HD 4870 512MB GDDR5 embeds 512 MB 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 requires 2 slots on the motherboard. The maximum power consumption of this model is 150 Watt, on a par with the reference design.

Below you will find detailed specifications of the VTX3D Radeon HD 4870 512MB GDDR5 graphics card.

Name / Brand / Architecture

Manufacturer:VTX3D
Model:Radeon HD 4870 **MB GDDR5
Part number:VX4870 **MGD5
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:770 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:12.32 Gigapixels/s
Texture fill rate:30.8 Gigatexels/s
Single presision compute power:1232 GFLOPS
Double precision compute power:246.4 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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