Features
384 million transistors on 90nm
fabrication process
Up to 48 pixel shader processors
8 vertex shader processors
256-bit 8-channel GDDR3
memory interface
Native PCI Express x16 bus interface

Ring Bus Memory Controller
Up to 512-bit internal ring bus for memory reads
Fully associative texture, color, and Z/stencil cache designs
Hierarchical Z-buffer with Early Z test
Lossless Z Compression (up to 48:1)
Fast Z-Buffer Clear
Optimized for performance at high display resolutions, including widescreen HDTV resolutions

Ultra-Threaded Shader Engine
Support for Microsoft® DirectX® 9.0 Shader Model 3.0 programmable vertex and pixel shaders in hardware
Full speed 128-bit floating point processing for all shader operations
Up to 512 simultaneous pixel threads
Dedicated branch execution units for high performance dynamic branching and flow control
Dedicated texture address units for improved efficiency
3Dc+ texture compression o High quality 4:1 compression for normal maps and two-channel data formats
High quality 2:1 compression for luminance maps and single-channel data formats
Complete feature set also supported in OpenGL® 2.0

Adv.......

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