ATI Radeon HD 5770 1GB GDDR5 SDRAM PCI Express x16 HD5770 Video Grpahics Card

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