• RADEON X1550 GPU
• Designed to run perfectly with the next-generation PCI Express bus architecture. This new bus doubles the bandwidth of AGP 8X delivering over 4 GB/sec. in both upstream and downstream data transfers
• Integrated with 4-Channel 128-bit 256MB DDR / DDR3 memory ( 1000MHz Effective! )
• Lossless Z Compression & Fast Z-Buffer Clear
• Hierarchical Z-buffer with Early Z test
• Support for Microsoft DirectX 10 & Shader Model 3.0

• Windows 98 / ME / 2000 / XP / Vista
• Linux Compatible
• Microsoft DirectX 9.0C Compatible
• Support for OpenGL 2.0

• 105 million transistors on 90nm fabrication process 
• Up to 4 pixel shader processors 
• Up to 128-bit internal ring bus for memory reads
• Fully associative texture, color, and Z/stencil cache designs
• Complete feature set also supported in OpenGL 2.0
• Accelerated MPEG-2, MPEG-4, DivX, WMV9, VC-1, and H.264 decoding and transcoding
• Motion compensation, IDCT, DCT and color space conversion
• Full speed 128-bit floating point processing for all shader operations
• Dedicated branch execution units for high performance dynamic branching and flow control

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