home > Radeon HD 4890 Overclocked / GV-R489OC-1GD

 
Radeon HD 4890 Overclocked / GV-R489OC-1GD

Specifications of the GIGABYTE Radeon HD 4890 Overclocked GPU


GIGABYTE Radeon HD 4890 Overclocked (part number GV-R489OC-1GD) is one of a few GIGABYTE desktop graphics processing units, based on ATI Radeon HD 4890. The GPU, built on 55 nm technology, sports Unified Superscalar Shader architecture. The card has 900 MHz graphics clock frequency. It also has 800 stream processors, 40 texture units, together with 16 color ROPs. The Radeon HD 4890 Overclocked incorporates 1 GB of GDDR5 memory. Since 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 uses 2 motherboard slots. The maximum power consumption of this model is 160 Watt.

Below you will find detailed specs of the GIGABYTE Radeon HD 4890 Overclocked graphics card.

Name / Brand / Architecture

Manufacturer:GIGABYTE
Model:Radeon HD 4890 Overclocked
Part number:GV-R489OC-1GD
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:900 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 HDMI resolution:1920 x 1200
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:14.4 Gigapixels/s
Texture fill rate:36 Gigatexels/s
Single presision compute power:1440 GFLOPS
Double precision compute power:288 GFLOPS

External connectors

Standard display connectors:DisplayPort
Dual-Link DVI
HDMI
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
Email:info@Mobilegpu.com  All rights reserved.