Graphics cards PowerColor

Radeon HD4650, 1GB DDR2, 600MHz, 128bit, DirectX 10.1, DVI, HDMI, VGA - 514 million transistors on 55nm fabrication process
- PCI Express 2.0 x16 bus interface
- GDDR3/DDR3/DDR2 memory interface (depending on model)
- MicrosoftR DirectXR 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
- Gather4 texture fetching
- Unified Superscalar Shader Architecture
- 320 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 128 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
- Early Z test and Fast Z Clear
- Lossless Z & stencil compression (up to 128:1)
- Lossless color compression (up to 8:1)
- 8 render targets (MRTs) with anti-aliasing support
- Physics processing support
- 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 superior 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 Platform1
- 2nd generation Unified Video Decoder (UVD 2)
+ Enabling hardware decode acceleration of H.264, VC-1 and MPEG-2
+ Dual stream playback (or Picture-in-picture)
- Hardware MPEG-1 and DivX video decode acceleration
+ Motion compensation and IDCT
- ATI Avivo Video Post Processor1
+ Enhanced DVD up-conversion to HD
+ 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
+ Automatic dynamic contrast adjustment
+ Full score in HQV (SD) and HQV (HD) video quality benchmarks
- 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)2
+ decondary supports 18-, 24-, and 30-bit digital displays at all resolutions up to 1920x1200 (single-link DVI only)2
+ 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 2048x15362
- DisplayPort? output support
+ Supports 24- and 30-bit displays at all resolutions up to 2560x16002
+ Integrated HD audio controller with up to 2 channel 48 KHz stereo or multi-channel (7.1) AC3 enabling a plug-and-play cable-less audio solution4
- HDMI output support
+ Supports all display resolutions up to 1920x10802
+ Integrated HD audio controller with support for stereo and multi-channel (up to 7.1) audio formats, including PCM, AC-3, AAC, and DTS, enabling a plug-and-play cable-less audio solution over DisplayPort (or HDMI depending on section)
- 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? Technology4
- 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 Technology5
- Scale up rendering performance and image quality with two GPUs
- Integrated compositing engine
- High performance bridge interconnect