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Radeon HD 5550 GDDR3

Specifications of the ATI Radeon HD 5550 GDDR3 GPU


Released in February 2010, ATI Radeon HD 5550 GDDR3 desktop Graphics Processing Unit makes use of TeraScale 2 Unified Processing architecture, and is produced on 40 nm technological process. The cards graphics frequency is 550 MHz. It also has 320 stream processors, 16 texture units, together with 8 color ROPs. The Radeon HD 5550 GDDR3 comes with 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 2.1 interface. The maximum power consumption of this model is 39 Watt. The ATI Radeon HD 5550 GDDR3 is compatible with crossfire technology, and will perform considerably better in games when paired with a similar card.

Please see below for detailed specifications of the ATI Radeon HD 5550 GDDR3 graphics unit.

Name / Brand / Architecture

Manufacturer:ATI
Model:Radeon HD 5550 GDDR3
Reference card?:Yes
Target market segment:Desktop
Die name:Redwood LE (RV830 LE)
Architecture:TeraScale 2 Unified Processing Architecture
Fabrication process:40 nm
Transistors:627 million
Bus interface:PCI-E 2.1 x 16
Launch date:February 2010

Frequency

Graphics clock:550 MHz

Memory specifications

Memory size:** or ** 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
Z/Stencil ROPs:32
Stream processors:320
Texture units:16
RAMDACs:400 MHz
Decoders:Adobe Flash
DivX
H.2**
MPEG 1
MPEG-2
VC-1

SLI / Crossfire

Maximum crossfire options:2-way

Electric characteristics

Maximum power draw:39 W

Video features

Multi-monitor:Up to 3 displays
Maximum digital resolution:**0 x 1600
Maximum DVI resolution:**0 x 1600
Maximum HDMI resolution:**0 x 1600
Maximum VGA resolution:2048 x 1536
Anti-Aliasing technologies:24 x MSAA
24 x SSAA
Adaptive AA
HDMI:Yes
HDMI version:1.3

Performance

Pixel fill rate:4.4 Gigapixels/s
Texture fill rate:8.8 Gigatexels/s
Polygon throughput:550 million polygons/s
Single presision compute power:352 GFLOPS
Double precision compute power:n/a

External connectors

Standard display connectors:Dual-Link DVI-I
HDMI
VGA
Power connectors:n/a
Audio input for HDMI:Yes

Other features / Support

Other features:ATI/AMD PowerPlay
Direct Compute 11
HD3D Technology
HDCP
High Dynamic Range (HDR) Support
Open CL support:1.1
OpenGL support:4.1
DirectX support:11.0
Shader model:5.0
Windows driver support:Windows 7
Windows Vista
Windows XP
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