AX5770 1GBD5-H
Graphics EngineRADEON HD5770
Video Memory1GB GDDR5
Engine Clock850 MHz
Memory Clock1200 x 4Mhz (4.8Gbps)
Memory Interface128bit
DirectX Support11
Bus StandardPCIE 2.1
1.04 billion 40nm transistors
TeraScale 2 Unified Processing Architecture
800 Stream Processing Units
40 Texture Units
64 Z/Stencil ROP Units
16 Z/Stencil ROP Units
GDDR5 memory interface
PCI Express 2.1 x16 bus interface
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 support1
Image quality enhancement technology
Up to 24x multi-sample and super-sample anti-aliasing modes
Adaptive anti-aliasing
16x angle independent anisotropic texture filtering
128-bit floating point HDR rendering
ATI Stream acceleration technology
OpenCL 1.0 compliant
DirectCompute 11
Accelerated video encoding, transcoding, and upscaling4,5
Native support for common video encoding instructions
ATI CrossFireX™ multi-GPU technology6
Dual, triple, and quad GPU scaling
Dual-channel bridge interconnect
ATI Avivo HD Video & Display technology7
UVD 2 dedicated video playback accelerator
Advanced post-processing and scaling8
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 support9,10
DXVA 1.0 & 2.0 support
Integrated dual-link DVI output with HDCP11
Max resolution: 2560x160012
Integrated HDMI 1.3 output with Deep Color, xvYCC wide gamut support, and high bit-rate audio
Max resolution: 1920x120012
Integrated VGA output
Max resolution: 2048x153612
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 format
ATI PowerPlay™ power management technology7
Dynamic power management with low power idle state
Ultra-low power state support for multi-GPU configurations
Certified drivers for Windows 7, Windows Vista, and Windows XP
