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發表於 2007-8-6 17:31:41
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ATI Mobility Radeon™ HD 2400 - Specifications
ATI Mobility Radeon™ HD 2400 Product Features
180 million transistors using 65nm fabrication process
Unified Superscalar shader architecture
Microsoft® DirectX® 10.0
OpenGL 2.0
64-bit 2-channel DDR2/GDDR3 memory interface
Native PCI Express x16 bus interface
ATI Avivo HD Video and Display architecture
ATI PowerPlay 7.0 power management technology
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 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
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® 10.0
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
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
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
Integrated DVI display output
Supports 18-, 24-, and 30-bit digital displays at all resolutions up to 1920x1200 (single-link DVI)
Integrated 400 MHz 30-bit RAMDAC
Supports analog displays connected by VGA at all resolutions up to 2048x1536
HDMI output support
Supports display resolutions up to 1920x1080
Integrated HD audio controller with multi-channel (5.1) AC3 support, enabling a plug-and-play cable-less audio solution
HDCP encoder with on-chip key storage for high resolution playback of protected content1
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
PowerPlay 7.0
ATI PowerPlay™ 7.0 advanced power management technology for the optimal balance between performance and power consumption
Multiple power-saving settings offer increased control and flexibility
Performance-on-Demand – constantly monitors system activity, dynamically adjusting clocks and voltage based on user scenario
Clock speed throttling
Voltage switching
Clock gating
Back-Bias Voltage
Central thermal management – on-chip thermal sensor monitors the GPU temperature and triggers thermal actions
PCI Express lane count switching – automatically reduces the PCIe lane count when systems goes into low power modes
Full ASPM – PCI Express "active-state" power management lowers power consumption when the bus is not active
Refresh rate reduction – enables lower refresh rate for longer battery life |
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