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Radeon HD 3870 IceQ 3 / H387QS512N

Specifications of the HIS Radeon HD 3870 IceQ 3 GPU


HIS Radeon HD 3870 IceQ 3 (part number H387QS512N) Graphics Processing Unit for desktop market segment is based on ATI Radeon HD 3870. The GPU is built on 55 nm technological process. The cards graphics frequency is 775 MHz. Furthermore, it has 320 stream processors, 16 color ROPs, along with 16 texture units. The Radeon HD 3870 IceQ 3 incorporates 512 MB of GDDR4 memory. Because the memory operates at 1.126 GHz, and utilizes 256 bit bus, the effective memory bandwidth is 72.06 GB/s. The GPU supports PCI Express 2.0 interface, and needs 2 slots on the motherboard. The maximum power consumption of this model is 106 Watt, identical to the reference design.

Below you will find detailed specs of the HIS Radeon HD 3870 IceQ 3 graphics card.

Name / Brand / Architecture

Manufacturer:HIS
Model:Radeon HD 3870 IceQ 3
Part number:H387QS512N
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:1126 MHz
Memory clock (effective):2252 MHz
Memory interface width:256-bit
Memory bandwidth:72.06 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

Size (length x height):9.49 inches (241 mm) x 4.92 inches (125 mm)
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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