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Radeon HD 3870 / H387F512N

Specifications of the HIS Radeon HD 3870 GPU


HIS Radeon HD 3870 (part number H387F512N) is a desktop Graphics Processing Unit, based on ATI Radeon HD 3870, and produced on 55 nm technology. The card has 775 MHz graphics clock frequency. It also has 320 stream processors, 16 color ROPs, together with 16 texture units. The Radeon HD 3870 comes with 512 MB of GDDR4 memory, utilizing 256 bit bus. The memory is clocked at 1.125 GHz, which gives 72 GB/s memory bandwidth. The GPU supports PCI Express 2.0 interface, and requires 2 slots on the motherboard. This model uses up to 106 Watt of power, same as on the reference design.

More detailed specifications of the HIS Radeon HD 3870 graphics card you will find below.

Name / Brand / Architecture

Manufacturer:HIS
Model:Radeon HD 3870
Part number:H387F512N
Based on:ATI Radeon HD 3870 [Compare]
Target market segment:Desktop
Die name:RV670
Architecture:Unified Superscalar Shader Architecture
Fabrication process:55 nm
Transistors:666 million
Bus interface:PCI-E 2.0 x 16

Frequency

Graphics clock:775 MHz

Memory specifications

Memory size:512 MB
Memory type:GDDR4
Memory clock:1.125 GHz
Memory clock (effective):2.25 GHz
Memory interface width:256-bit
Memory bandwidth:72 GB/s

Cores / Texture

Color ROPs:16
Stream processors:320
Texture units:16
Texture fetches / clock cycle:Up to 80
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:106 W

Video features

Multi-monitor:Up to 2 displays
Maximum digital resolution:2560 x 1600
Maximum VGA resolution:2048 x 1536
Anti-Aliasing technologies:24 x CFAA
8 x MSAA
Adaptive MSAA & SSAA
Temporal AA
HDMI:Yes
HDMI version:1.2

Performance

Pixel fill rate:12.4 Gigapixels/s
Texture fill rate:12.4 Gigatexels/s
Single presision compute power:496 GFLOPS
Double precision compute power:99.2 GFLOPS

External connectors

Standard display connectors:2 x Dual-Link DVI-I
S-Video
Power connectors:1 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
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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