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Radeon HD 4550 DDR2

Specifications of the ATI Radeon HD 4550 DDR2 GPU


ATI Radeon HD 4550 DDR2 is a desktop Graphics Processing Unit, that utilizes Unified Superscalar Shader architecture and is built on 55 nm technology. The GPU was released in September 2008. The card has 600 MHz graphics clock frequency. It also has 80 stream processors, 8 texture units, along with 4 color ROPs. The Radeon HD 4550 DDR2 embeds 512 MB of DDR2 memory, utilizing 64 bit bus. The memory is clocked at 400 MHz, which translates to 6.4 GB/s memory bandwidth. The GPU supports PCI Express 2.0 interface, and uses a single motherboard slot. The maximum power consumption of this model is 25 Watt.

Detailed specifications of the ATI Radeon HD 4550 DDR2 graphics card are available below.

Name / Brand / Architecture

Manufacturer:ATI
Model:Radeon HD 4550 DDR2
Reference card?:Yes
Target market segment:Desktop
Die name:RV710
Architecture:Unified Superscalar Shader Architecture
Fabrication process:55 nm
Transistors:242 million
Bus interface:PCI-E 2.0 x 16
Launch date:September 2008

Frequency

Graphics clock:600 MHz

Memory specifications

Memory size:256 - 512 MB
Memory type:DDR2
Memory clock:400 MHz
Memory clock (effective):800 MHz
Memory interface width:64-bit
Memory bandwidth:6.4 GB/s

Cores / Texture

Color ROPs:4
Stream processors:80
Texture units:8
Texture fetches / clock cycle:Up to 32
Textures/pixel:Up to 128
RAMDACs:400 MHz
Decoders:DivX
H.264
MPEG 1
MPEG-2
VC-1

Electric characteristics

Maximum power draw:25 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:12 x CFAA
8 x MSAA
Adaptive MSAA & SSAA
HDMI:Yes
HDMI version:1.3

Performance

Pixel fill rate:2.4 Gigapixels/s
Texture fill rate:4.8 Gigatexels/s
Single presision compute power:96 GFLOPS
Double precision compute power:n/a

External connectors

Standard display connectors:2 x Single or Dual-Link DVI
HDMI
Audio input for HDMI:Yes

Dimensions

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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