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Radeon HD 4670 iSilence4 / H467PR1GH

Specifications of the HIS Radeon HD 4670 iSilence4 GPU


HIS Radeon HD 4670 iSilence4 (part number H467PR1GH) Graphics Processing Unit for desktop market segment is based on ATI Radeon HD 4670. The GPU is built on 55 nm technology. The card has 750 MHz graphics clock frequency. Furthermore, it has 320 stream processors, 32 texture units, along with 8 color ROPs. The Radeon HD 4670 iSilence4 incorporates 1 GB of GDDR3 memory, utilizing 128 bit bus. The memory is clocked at 800 MHz, which gives 25.6 GB/s memory bandwidth. The GPU supports PCI Express 2.0 interface, and uses a single motherboard slot. This model requires up to 59 Watt of power, on a par with the reference design.

Below you will find detailed specs of the HIS Radeon HD 4670 iSilence4 card.

Name / Brand / Architecture

Manufacturer:HIS
Model:Radeon HD 4670 iSilence4
Part number:H467PR1GH
Based on:ATI Radeon HD 4670 [Compare]
Target market segment:Desktop
Die name:RV730 XT
Architecture:Unified Superscalar Shader Architecture
Fabrication process:55 nm
Transistors:514 million
Bus interface:PCI-E 2.0 x 16

Frequency

Graphics clock:750 MHz

Memory specifications

Memory size:1024 MB
Memory type:GDDR3
Memory clock:800 MHz
Memory clock (effective):1.6 GHz
Memory interface width:128-bit
Memory bandwidth:25.6 GB/s

Cores / Texture

Color ROPs:8
Stream processors:320
Texture units:32
Texture fetches / clock cycle:Up to 128
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:59 W

Video features

Multi-monitor:Up to 2 displays
Maximum digital resolution:2560 x 1600
Maximum DVI resolution:2560 x 1600
Maximum HDMI 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:6 Gigapixels/s
Texture fill rate:24 Gigatexels/s
Single presision compute power:480 GFLOPS
Double precision compute power:n/a

External connectors

Standard display connectors:Dual-Link DVI-I
HDMI
VGA
Audio input for HDMI:Yes

Dimensions

Size (length x height):8.03 inches (204 mm) x 5 inches (127 mm)
Width:Single-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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