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LCS HD4890 1GB GDDR5 / AX4890 1GBD5-WH

Specifications of the PowerColor LCS HD4890 1GB GDDR5 GPU


PowerColor LCS HD4890 1GB GDDR5 (part number AX4890 1GBD5-WH) Graphics Processing Unit for desktop market segment is based on ATI Radeon HD 4890. The GPU is produced on 55 nm technological process. The cards graphics frequency is 900 MHz. Furthermore, it has 800 stream processors, 40 texture units, as well as 16 color ROPs. The LCS HD4890 1GB GDDR5 comes with 1 GB of GDDR5 memory, using 256 bit bus. The memory is clocked at 1 GHz, which results in 128 GB/s memory bandwidth. The GPU supports PCI Express 2.0 interface, and requires 2 motherboard slots. The maximum power consumption of this model is 190 Watt, same as on the reference design.

More detailed specifications of the PowerColor LCS HD4890 1GB GDDR5 card you will find below.

Name / Brand / Architecture

Manufacturer:PowerColor
Model:LCS HD4890 1GB GDDR5
Part number:AX4890 1GBD5-WH
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:1000 MHz
Memory clock (effective):4 GHz
Memory interface width:**-bit
Memory bandwidth:128 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: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:2 x Dual-Link DVI-I
S-Video
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

Notes


Comes with waterblock fitted
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