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Radeon graphics cards and processors are made by ATI and they deal with 3d processing video cards VPU graphics performance and visual realism for PCI Express.
RADEON x1900 Graphics Card Information and Buy

Radeon® X1900

Radeon® X1900 Graphics Technology – Overview

Radeon® X1900 Series — The World’s Fastest Consumer Graphics1

Is your rig ready for the onslaught of next generation games? It will be with the Radeon® X1900—the fastest consumer 3D graphics processor on the planet.

Radeon X1900 ATI’s Fastest Graphics Processor

Designed from the ground up to deliver maximum graphical detail at the best possible frame rates, the Radeon X1900’s state-of-the-art architecture includes an ultra-threaded engine for unparalleled shader performance. In addition, it is CrossFire™ ready, allowing your greatest multi-GPU fantasies to come true.

The Radeon X1900 ups the ante with Avivo™ video and display technology delivering movies, games, and photos in high-definition format with stunning color and realism.

The World’s Fastest Consumer Graphics Processing Unit (GPU)
The Radeon X1900 conquers the competition with brute force and massive parallelism, including an ultra-threaded engine, high speed memory support, and 90 nanometer technology.

  • New ultra-threaded engine cranks up performance for a significant improvement over our previous generation GPU

    The Radeon X1900’s ultra-threaded engine has 48 individual pixel shader processors and supports incredibly fast memory clock speeds.

  • Ultra-efficient memory controller squeezes out every last drop of visual detail from your games

    Efficient use of memory permits rapid transmission of graphics data. The Radeon X1900’s new ring-bus memory controller provides optimal memory usage for enhanced performance.

  • 90 nanometer technology = maximum performance

    Industry-leading 90 nanometer technology has allowed our engineers to pack more features into the graphics chip, resulting in faster frame rates and incredible performance improvements.

Are You Ready to Slide Your Graphics Settings to ‘V. High’?
The Radeon X1900 promises the world’s fastest shader performance in Shader Model 3.0 applications. ATI allows you to experience simultaneous HDR and advanced anti-aliasing effects for incredible enhancements to lighting contour and colour details, delivering the ultimate in visually immersive 3D gaming.

  • Get your box geared up for the future of games with blazing fast shader performance and watch your characters sweat with Shader Model 3.0

     

    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
    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
    • 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
        • DVI 1.0 compliant / HDMI interoperable and HDCP ready*
      • 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
      • High quality pre- and post-scaling engines, with underscan support for all outputs
      • Content-adaptive de-flicker filtering for interlaced displays
      • Xilleon™ TV encoder for high quality analog output
      • YPrPb component output for direct drive of HDTV displays
      • Spatial/temporal dithering enables 10-bit color quality on 8-bit and 6-bit displays
      • Fast, glitch-free mode switching
      • VGA mode support on all outputs
      • Drive two displays simultaneously with independent resolutions and refresh rates
    • Compatible with ATI TV/Video encoder products, including Theater 550
    CrossFire™
    • Multi-GPU technology

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

    Radeon® X1900 Series Product Comparison:

    Shaders create the surface properties of 3D objects. The Radeon X1900 has 48 shader processors that work in parallel with Shader Model 3.0 to render complex object surfaces—such as glistening sweat on a character’s skin—with 128-bit floating point precision.

      Core
    Speed
    Memory
    Speed
    Pixel Shader
    Processors
    Vertex
    Shader
    Radeon X1900 XTX
    650 MHz
    1.55 GHz
    48
    8
    Radeon X1900 XT
    625 MHz
    1.45 GHz
    48
    8
    Radeon X1900 CrossFire Edition
    625 MHz
    1.45 GHz
    48
    8
    Radeon X1900 GT
    575 MHz
    1.2 GHz
    36
    8
    Available Whitepapers
    • Radeon X1K Family Technology Overview (PDF)
    • Introduction to H.264 (PDF)

     

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