SAPPHIRE RADEON X1900 GT REVIEW

"Sapphire Radeon x1900 GT also featuring the XFX GeForce 7900 GS. Sapphire Radeon x1900 GT has a 22% higher clock speed, 10% lower memory speed and 16 extra pixel shaders than the XFX GeForce 7900 GS."

"Explore the unconstrained possibilities of a Sapphire fueled fantasy as you navigate vivid terrains where adrenaline and certain doom collide on the virtual battlefield. With the Sapphire Radeon x1900 GT you can feel confident that your hardware has the power to take you where your imagination desires! Witness vibrant textures rendered in High-Definition clarity as you make your way through the creations of today's hottest game developers with features such as support for DirectX 9.0 - Shader Model 3.0, Smoothvision™ HD and support for ATI's revolutionary CrossFire™ technology. Built upon features that today's game developers demanded, you won't miss a single figure lurking in the distance of today's gaming titles with the next generation power of the Sapphire Radeon x1900 GT. Outfitted with 36 pixel processors, 256MB of onboard memory, and PCI Express X16 interface, Sapphire promises to make you passionate about playing games the way they were intended!"

Sapphire Radeon x1900 GT Features

"384 million transistors on 90nm, fabrication process, 36 pixel shader processors, 8 vertex shader processors, 256-bit 8-channel GDDR3, memory interface and 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 and 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 and Complete feature set also supported in OpenGL®2.0."

Advanced Image Quality Features

"64-bit floating point HDR rendering supported throughout the pipeline, Includes support for blending and multi-sample anti-aliasing , 32-bit integer HDR (10:10:10:2) format supported throughout the pipeline, Includes support for blending and multi-sample anti-aliasing , 2x/4x/6x Anti-Aliasing modes, Multi-sample algorithm with gamma correction, programmable sparse sample patterns, and centroid sampling, New Adaptive Anti-Aliasing feature with Performance and Quality modes, Temporal Anti-Aliasing mode, Lossless Color Compression (up to 6:1) at all resolutions, including widescreen HDTV resolutions , 2x/4x/8x/16x Anisotropic Filtering modes, Up to 128-tap texture filtering, Adaptive algorithm with Performance and Quality options and High resolution texture support (up to 4k x 4k) ."

Avivo Video and Display Platform

"High performance programmable video processor, Accelerated MPEG-2, MPEG-4, DivX, WMV9, VC-1, and H.264 decoding and transcoding, DXVA support, De-blocking and noise reduction filtering, Motion compensation, IDCT, DCT and color space conversion, Vector adaptive per-pixel de-interlacing, 3:2 pulldown (frame rate conversion) , Seamless integration of pixel shaders with video in real time, HDR tone mapping acceleration, Maps any input format to 10 bit per channel output, Flexible display support, Dual integrated dual-link DVI transmitters, Dual integrated 10 bit per channel 400 MHz DACs, 16 bit per channel floating point HDR and 10 bit per channel DVI output, Programmable piecewise linear gamma correction, color correction, and color space conversion (10 bits per color), Complete, independent color controls and video overlays for each display and High quality pre- and post-scaling engines."

CrossFire

"Multi-GPU technology, Four modes of operation: Alternate Frame Rendering (maximum performance), Supertiling (optimal load-balancing), Scissor (compatibility) and Super AA 8x/10x/12x/14x (maximum image quality)."

SAPPHIRE RADEON X1900 GT SPECIFICATIONS