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Radeon HD 4890 iCooler x4 / H489FN1G

Specifications of the HIS Radeon HD 4890 iCooler x4 GPU


HIS Radeon HD 4890 iCooler x4 (part number H489FN1G) Graphics Processing Unit for desktop market segment is based on ATI Radeon HD 4890, and built on 55 nm technological process. The cards graphics frequency is 850 MHz. It also has 800 stream processors, 16 color ROPs, as well as 40 texture units. The Radeon HD 4890 iCooler x4 embeds 2 GB of GDDR5 memory. Because the memory is clocked at 975 MHz, and utilizes 256 bit bus, the effective memory bandwidth is 124.8 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 160 Watt, same as on the reference design.

More detailed specifications of the HIS Radeon HD 4890 iCooler x4 graphics card are available below.

Name / Brand / Architecture

Manufacturer:HIS
Model:Radeon HD 4890 iCooler x4
Part number:H489FN1G
Based on:ATI Radeon HD 4890 [Compare]
Target market segment:Desktop
Die name:RV790 XT
Architecture:Unified Superscalar Shader Architecture
Fabrication process:55 nm
Transistors:959 million
Bus interface:PCI-E 2.0 x 16

Frequency

Graphics clock:850 MHz

Memory specifications

Memory size:** MB
Memory type:GDDR5
Memory clock:975 MHz
Memory clock (effective):3.9 GHz
Memory interface width:**-bit
Memory bandwidth:124.8 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:190 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:13.6 Gigapixels/s
Texture fill rate:34 Gigatexels/s
Single presision compute power:1360 GFLOPS
Double precision compute power:272 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

Size (length x height):10 inches (254 mm) x 4.72 inches (120 mm)
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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