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Ati Radeon HD4850 512MB Dual Dvi Card
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Item Code:
VC512MATIHD4850
Manufacturer:
Model:
U748J 0U748J CN-0U748J
Item Description

Dell Desktop PC Systems PCIe ATI Radeon HD4850, 512MB GDDR3 Dual DVI PCI-Express OEM Video Card. ATI Radeon HD 4850 GPUs bring the power of graphics ‘supercomputing’ to gamers, setting a new standard for visual computing. Redefine the way you play and take HD gaming to the extreme with best-in-class performance. Add this graphics card to your PC and watch Blu-ray movies and play HD content with incredible visual fidelity or take your experience to another level with new multimedia capabilities. Do it all with break-through efficiency that doesn’t compromise performance.

Manufacturer: Dell
Part number: U748J 0U748J CN-0U748J
Compatible part number: PXH6X 0PXH6X CN-0PXH6X

Features and Benefits:

  • Chipset: ATI Radeon HD 4850 512MB OEM
  • The new TeraScale graphics engine features up to 1 teraFLOPS, nearly one billion transistors and up to 800 stream processors so you can enjoy the high resolutions and fast frame rates previously only available with dual-card systems.
  • Get right in the action and experience cinematic gaming with mind-blowing performance in the latest DirextX®10.1 games.
  • High performance anisotropic filtering and 24x custom filter anti-aliasing (CFAA) smooth jagged edges and create true-to-life graphics, for everything from grass to facial features.
  • ATI Radeon HD 4800 series delivers up to 2x the performance per watt of AMD’s previous generation GPUs.
  • 956 million transistors on 55nm fabrication process
  • PCI Express 2.0 x16 bus interface
  • Unified Superscalar Shader Architecture
  • 128-bit floating point precision for all operations
  • Dynamic Geometry Acceleration
  • ATI CrossFireX Multi-GPU Technology

    Radeon HD 4850 Graphics Specifications:

     

    • 956 million transistors on 55nm fabrication process
    • PCI Express 2.0 x16 bus interface
    • 256-bit GDDR3/4 memory interface memory interface
    • Microsoft® DirectX® 10.1 support
      • Shader Model 4.1
      • 32-bit floating point texture filtering
      • Indexed cube map arrays
      • Independent blend modes per render target
      • Pixel coverage sample masking
      • Read/write multi-sample surfaces with shaders
      • Gather texture fetching
    • Unified Superscalar Shader Architecture
      • 800 stream processing units
        • Dynamic load balancing and resource allocation for vertex, geometry, and pixel shaders
        • Common instruction set and texture unit access supported for all types of shaders
        • Dedicated branch execution units and texture address processors
      • 128-bit floating point precision for all operations
      • Command processor for reduced CPU overhead
      • Shader instruction and constant caches
      • Up to 160 texture fetches per clock cycle
      • Up to 128 textures per pixel
      • Fully associative multi-level texture cache design
      • DXTC and 3Dc+ texture compression
      • High resolution texture support (up to 8192 x 8192)
      • Fully associative texture Z/stencil cache designs
      • Double-sided hierarchical Z/stencil buffer
      • Re-Z, and Z Range optimization
      • Lossless Z & stencil compression (up to 128:1)
      • Lossless color compression (up to 8:1)
      • Up to 8 render targets (MRTs) with anti-aliasing
      • Accelerated physics processing
    • Dynamic Geometry Acceleration
      • High performance vertex cache
      • Programmable tessellation unit
      • Accelerated geometry shader path for geometry amplification
      • Memory read/write cache for improved stream output performance
    • Anti-aliasing features
      • Multi-sample anti-aliasing (2, 4, or 8 samples per pixel)
      • Up to 24x Custom Filter Anti-Aliasing (CFAA) for improved quality
      • Adaptive super-sampling and multi-sampling
      • Gamma correct
      • Super AA (ATI CrossFireX configurations only)
      • All anti-aliasing features compatible with HDR rendering
    • Texture filtering features
      • 2x/4x/8x/16x high quality adaptive anisotropic filtering modes (up to 128 taps per pixel)
      • 128-bit floating point HDR texture filtering
      • sRGB filtering (gamma/degamma)
      • Percentage Closer Filtering (PCF)
      • Depth & stencil texture (DST) format support
      • Shared exponent HDR (RGBE 9:9:9:5) texture format support
    • OpenGL 3.1 support
    • ATI Avivo HD Video and Display Platform
      • Unified Video Decoder 2 (UVD 2) for H.264/AVC, VC-1, and MPEG-2 video formats
        • High definition (HD) playback of Blu-ray and HD DVD video
        • Dual stream (HD+SD) playback support
        • DirectX Video Acceleration 1.0 & 2.0 support
        • Support for BD-Live certified applications
      • Hardware DivX and MPEG-1 video decode acceleration
      • Accelerated video transcoding & encoding for H.264 and MPEG-2 formats
      • ATI Avivo Video Post Processor
        • Color space conversion
        • Chroma subsampling format conversion
        • Horizontal and vertical scaling
        • Gamma correction
        • Advanced vector adaptive per-pixel de-interlacing
        • De-blocking and noise reduction filtering
        • Detail enhancement
        • Color vibrance and flesh tone correction
        • Inverse telecine (2:2 and 3:2 pull-down correction)
        • Bad edit correction
        • Enhanced DVD upscaling (SD to HD)
        • Automatic dynamic contrast adjustment
      • Two independent display controllers
        • Drive two displays simultaneously with independent resolutions, refresh rates, color controls and video overlays for each display
        • Full 30-bit display processing
        • Programmable piecewise linear gamma correction, color correction, and color space conversion
        • Spatial/temporal dithering provides 30-bit color quality on 24-bit and 18-bit displays
        • High quality pre- and post-scaling engines, with underscan support for all display outputs
        • Content-adaptive de-flicker filtering for interlaced displays
        • Fast, glitch-free mode switching
        • Hardware cursor
      • Two integrated dual-link DVI display outputs
        • Each supports 18-, 24-, and 30-bit digital displays at all resolutions up to 1920x1200 (single-link DVI) or 2560x1600 (dual-link DVI)2
          o Each includes a dual-link HDCP encoder with on-chip key storage for high resolution playback of protected content3
      • Two integrated 400 MHz 30-bit RAMDACs
        • Each supports analog displays connected by VGA at all resolutions up to 2048x1536
      • DisplayPort output support
        • 24- and 30-bit displays at all resolutions up to 2560x1600
      • HDMI output support
        • All display resolutions up to 1920x1080
        • Integrated HD audio controller with support for stereo and multi-channel (up to 7.1) audio formats, including AC-3, AAC, DTS, DTS-HD & Dolby True-HD, enabling a plug-and-play audio solution over HDMI
      • Integrated AMD Xilleon HDTV encoder
        • Provides high quality analog TV output (component/S-video/composite)
        • Supports SDTV and HDTV resolutions
        • Underscan and overscan compensation
      • Seamless integration of pixel shaders with video in real time
      • VGA mode support on all display outputs
    • ATI PowerPlay™ Technology
      • Advanced power management technology for optimal performance and power savings
      • Performance-on-Demand
        • Constantly monitors GPU activity, dynamically adjusting clocks and voltage based on user scenario
        • Clock and memory speed throttling
        • Voltage switching
        • Dynamic clock gating
        • Central thermal management – on-chip sensor monitors GPU temperature and triggers thermal actions as required
    • ATI CrossFireX Multi-GPU Technology
      • Scale up rendering performance and image quality with two, three, or four GPUs
      • Integrated compositing engine
      • High performance dual channel bridge interconnect
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