Sapphire Radeon X1650 XT Graphics Card

Sapphire Updated: 2009-01-07 RSS
Sapphire Radeon X1650 XT Graphics Card

Free your mind from the confines of casual gaming hardware and liberate your imagination with the performance edge in computing offered with the processing power of the SAPPHIRE ATI RADEON™ X1650XT. Experience the full spectrum of Windows Vista™ 3D environment desktop enhancements and rest assured that your hardware can accelerate all that the game and software developers can dream up. A tool for the mainstream and the enthusiast alike, the Sapphire X1650XT packs enough technological muscle to deliver far off worlds, erupting with life, right to your desktop! Equipped with the awesome feature-set of the RADEON™ X1650XT core, and a robust onboard memory configuration the Sapphire X1650XT is the definitive gaming solution for today and the titles of tomorrow . An impressive hardware compilation promising unparalleled speed with CrossFire™ support, HD Display connectivity with Avivo™ and support for Microsoft® Windows Vista™ ensures future compatibility and that you will not have to limit your fantasies to just your desktop.

ATI RADEON™ X1650 XT core (600MHz)
CrossFire™ Support
256MB / 512MB GDDR3 Onboard Memory (1400MHz)
Microsoft® DirectX® 9.0 Shader Model 3.0
Microsoft® Windows Vista™ Ready
8 pixel pipeline architecture
Smoothvision HD + Adaptive AA
Avivo™ Technology
Hyper Z HD, Video Shader HD


* 24 pixel shader processors
* 8 vertex shader processors
* Up to 128-bit GDDR3 memory interface
* Native PCI Express x16 bus interface
* Plug-and-play (native) CrossFire

Ring Bus Memory Controller

* 256-bit internal ring bus for memory reads
* Programmable intelligent arbitration logic
* 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
* Z/stencil cache optimized for real-time shadow rendering

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 128 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
o High quality 2:1 compression for luminance maps and single-channel data formats
* Multiple Render Target (MRT) support
* Render to vertex buffer support
* Complete feature set also supported in OpenGL 2.0

Advanced Image Quality Features

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

Avivo Video and Display Platform

* High performance programmable video processor
o Accelerated MPEG-2, MPEG-4, DivX, WMV9, VC-1, and H.264 decoding and transcoding
o DXVA support
o De-blocking and noise reduction filtering
o Motion compensation, IDCT, DCT and color space conversion
o Vector adaptive per-pixel de-interlacing
o 3:2 pulldown (frame rate conversion)
* Seamless integration of pixel shaders with video in real time
* HDR tone mapping acceleration
o Maps any input format to 10 bit per channel output
* Flexible display support
o DVI 1.0 compliant / HDMI interoperable and HDCP ready
o Dual integrated 10 bit per channel 400 MHz DACs
o 16 bit per channel floating point HDR and 10 bit per channel DVI output
o Programmable piecewise linear gamma correction, color correction, and color space conversion (10 bits per color)
o Complete, independent color controls and video overlays for each display
o High quality pre- and post-scaling engines, with underscan support for all outputs
o Content-adaptive de-flicker filtering for interlaced displays
o Xilleon TV encoder for high quality analog output
o YPrPb component output for direct drive of HDTV displays
o Spatial/temporal dithering enables 10-bit color quality on 8-bit and 6-bit displays
o Fast, glitch-free mode switching
o VGA mode support on all outputs
o Drive two displays simultaneously with independent resolutions and refresh rates
* Compatible with ATI TV/Video encoder products, including Theater 550


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