Placa video ATI Radeon HD5770 1GB DDR5

ATI RADEON™ 
HD 5770 GPU
ENGINE CLOCK    Up to 850MHz
MEMORY  1GB  GDDR5
MEMORY CLOCK    1200MHz
MEMORY BANDWIDTH        76.8 GB/s (maximum)
SINGLE PRECISION COMPUTE POWER  1.36 TFLOPs
TERASCALE 2 UNIFIED PROCESSING ARCHITECTURE     
800 Stream Processing Units
40 Texture Units
64 Z/Stencil ROP Units
16 Color ROP Units
BUS INTERFACE   PCI Express 2.1 x16
GRAPHICS        
DirectX® 11 support 
Shader Model 5.0
DirectCompute 11
Programmable hardware tessellation unit
Accelerated multi-threading
HDR texture compression
Order-independent transparency
OPENGL 3.2 SUPPORT      Yes
IMAGE QUALITY ENHANCEMENT TECHNOLOGY    
Up to 24x multi-sample and super-sample anti-aliasing modes
Adaptive anti-aliasing
Super AA
16x angle independent anisotropic texture filtering
128-bit floating point HDR rendering
ATI AVIVO™ HD VIDEO & DISPLAY TECHNOLOGY4     
UVD 2 dedicated video playback accelerator
Advanced post-processing and scaling5
Dynamic contrast enhancement and color correction
Brighter whites processing (blue stretch)
Independent video gamma control
Dynamic video range control
Support for H.264, VC-1, and MPEG-2
Dual-stream 1080p playback support6,7
DXVA 1.0 & 2.0 support
Integrated dual-link DVI output with HDCP8
Max resolution: 2560x16009
Integrated DisplayPort output
Max resolution: 2560x16009
HDMI® (With 3D, Deep Color and x.v.Color™)
Max resolution: 1920x12009
Integrated VGA output
Max resolution: 2048x15369
3D stereoscopic display/glasses support10
Integrated HD audio controller
INTEGRATED HD AUDIO CONTROLLER  
Output protected high bit rate 7.1 channel surround sound over HDMI with no additional cables required
Supports AC-3, AAC, Dolby TrueHD and DTS Master Audio formats
AMD TECHNOLOGIES        
AMD Eyefinity multidisplay technology2,10
Three independent display controllers
Drive three displays simultaneously with independent resolutions, refresh rates, color controls, and video overlays
Display grouping
Combine multiple displays to behave like a single large display
ATI Stream acceleration technology
OpenCL™ 1.0 support11
DirectCompute 11 support
Accelerated video encoding, transcoding, and upscaling12,13
Native support for common video encoding instructions 

AMD CrossFireX™ multi-GPU technology14
Dual GPU scaling 

 
AMD PowerPlay™ power management technology4
Dynamic power management with low power idle state
Ultra-low power state support for single and multi-board configurations
Certified drivers for Windows 7, Windows Vista, and Windows XP