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- Powered by ATI Radeon X1550 - 550MHz
- 256MB-128bit 4 channel DDR2 memory - 800MHz
- 4 Pixel shader processor
- 2 Vertex shader processor
- 4 Geometry Pipelines
- Ultra-threaded SM 3.0 Engine
- ATI AvivoTM
- High Precision Architecture
- CrossFireTMSupport
- PCI Express® x16 lane native support
CHIPSET FEATURES
- RV515 80nm process
- Vertex and Pixel Shader 3.0
- Dynamic Branching and Flow Control
- 128-bit FP32 Processing
- 128-way Ultra-threaded dispatch processor
- High Dymanic Range rendering
- All stage Trilinear (16X) Anisotropic Filtering
- Full (HQ) Anisotropic Filtering
- Temporal Anti-Aliasing mode
- 6X Adaptive AA
- 12-tap error-free Dynamic Soft Shadows
- High resolution texture support (up to 4k x 4k)
- H.264 Accelerated
- Dual-Link DVI
- CrossFireTM support
- DirectX® 9 and OpenGL® supported
HIS PRODUCTS ADVANTAGE
- HIS delivers Faster, Cooler, Quieter plus the best quality product!
- Platinum packing with software bundle
- Professional customer service and technical support
| Model Name | HIS X1550 Heatsink 512MB/256MB (128bit) DDR2 | 
|  Chipset | Radeon X1550 PCIe Series  | 
|  ASIC | RV516  | 
|  Pixel Pipelines | 4  | 
|  Vertex Engines | 2  | 
|  Manu. Process (Micron) | 80nm  | 
|  Transistor |  | 
|  Fill Rate | 2.2GPixal/s  | 
|  Memory                        Size (MB) | 512/256  | 
|  Memory                        Type | DDR2  | 
|  RAMDAC                        (MHz) | 400 Dual  | 
|  Engine                        CLK (MHz) | 550 | 
|  Memory                        CLK (MHz) | 800 | 
|  Memory                        Interface (bit) | 128 | 
|  Memory Bandwidth | 12.8GB/s | 
|  Max.                        Resolution | 2560x1600 | 
|  Bus                        Interface | PCIe | 
|  VGA | Yes | 
|  2nd                        VGA | Yes | 
|  DVI | Yes | 
|  2nd                        DVI | No | 
|  TV-out | Yes | 
|  HDTV                        (YPrPb component output) | Yes | 
|  Video-in | No | 
|  TV                        Tuner | No | 
|  FM                        Tuner | No | 
Delivers all high-end graphics features for gaming, surfing the Internet and watching digital video at a smart price!
 HIS X1550 delivers all the high-end graphics features: supports the DirectX 9.0c, OpenGL 2.0 and Shader Model 3.0, and for anti-aliasing with HDR. Avivo™ engine is also included for encoding/decoding the latest video formats, e.g. MPEG-4, MPEG2, DivX, and H.264…etc.
Prepare your PC with a graphics card that delivers a premium Windows Vista™ experience for playing games, watching movies and viewing pictures. HIS X1550 provides excellent image quality for all gaming, visual and interactive applications.
| CrossFire™ Ready for Extreme, Accelerated Gaming | |
|  | Get double barrel multi-GPU gaming performance that works with all games by just adding another HIS X1550 Series graphic card for powerful GPU sharing. Starting with a HIS CrossFire Ready graphic card and motherboard, plugging another HIS X1550 Series graphics card. HIS CrossFire™ accelerates all your games, all the time, and delivers the highest image quality modes and resolutions with no special software or patches needed for compatibility. | 
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