ATI Radeon™ HD 2400 Feature Summary
180 million transistors on 65nm fabrication process
64-bit DDR2/GDDR3 memory interface
Unified Superscalar Shader Architecture
-40 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 16 texture fetches per clock cycle -Up to 128 textures per pixel -Fully associative vertex/texture cache design -DXTC and 3Dc+ texture compression -High resolution texture support (up to 8192 x 8192) -Fully associative texture & Z/stencil cache designs -Early Z test, Re-Z, Z Range optimization, and Fast Z Clear -Lossless Z & stencil compression -8 render targets (MRTs) with anti-aliasing support -Physics processing support
Full support for Microsoft® DirectX® 10 -Shader Model 4.0 -Geometry Shaders -Stream Output -Integer and Bitwise Operations -Alpha to Coverage -Constant Buffers -State Objects -Texture Arrays
Dynamic Geometry Acceleration
-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 (up to 4 samples per pixel) -Custom Filter Anti-Aliasing (CFAA) for improved quality -Adaptive super-sampling and multi-sampling -Temporal anti-aliasing -Gamma correct -Super AA (CrossFire 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 -Bicubic 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
CrossFire™ Multi-GPU Technology
-Scale up rendering performance and image quality with 2 or more GPUs -Integrated compositing engine -High performance dual channel interconnect
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ATI Avivo™ HD Video and Display Platform
-Dedicated unified video decoder (UVD) for H.264/AVC and VC-1 video formats -High definition (HD) playback of both Blu-ray and HD DVD formats
-Hardware MPEG-1, MPEG-2, MPEG-4/DivX video decode acceleration -Motion compensation and iDCT (inverse discrete cosine transform)
-Avivo Video Post Processor -Color space conversion -Chroma subsampling format conversion -Horizontal and vertical scaling -Gamma correction
-High Quality Video Post Processing -Advanced vector adaptive per-pixel de-interlacing -De-blocking and noise reduction filtering -Detail enhancement -Inverse telecine (2:2 and 3:2 pull-down correction) -Bad edit correction
-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 DVI display outputs -Primary supports 18-, 24-, and 30-bit digital displays at all resolutions up to 1920x1200 (single-link DVI) or 2560x1600 (dual-link DVI)1 -Secondary supports 18-, 24-, and 30-bit digital displays at all resolutions up to 1920x1200 (single-link DVI only)1 -Each includes a dual-link HDCP encoder with on-chip key storage for high resolution playback of protected content2
-Two integrated 400 MHz 30-bit RAMDACs -Each supports analog displays connected by VGA at all resolutions up to 2048x15361
-HDMI output support -Supports all display resolutions up to 1920x10801 -Integrated HD audio controller with multi-channel (5.1) AC3 support, enabling a plug-and-play cable-less audio solution
-Integrated AMD Xilleon™ HDTV encoder -Provides high quality analog TV output (component/S-video/composite) -Supports SDTV and HDTV resolutions -Underscan and overscan compensation
-MPEG-2, MPEG-4, DivX, WMV9, VC-1, and H.264/AVC encoding and transcoding
-Seamless integration of pixel shaders with video in real time
-VGA mode support on all display outputs
PCI Express x16 bus interface
OpenGL 2.0 support
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