AMD has today issued another graphics driver, a preview version of the Catalyst 12.3 RC which is set to come in WHQL-tagged form next month.
Build Info:DriverVer=02/14/2012, 8.950.0.00008.95-120214a-133575E-ATICatalyst: 12.3D3D: 7.14.10.0894OGL: 126.96.36.19954CCC: 2012.0214.2218.39913
Windows 7 and Windows® Vista® support for the AMD Radeon HD 7900 Series and AMD Radeon HD 7700 Series
Supported on the AMD Radeon HD 7900 and 7700 Series
AMD Eyefinity 2.1 technology enhancements
We have a discussion thread open over here.
Have you read our Radeon HD 7970 Crossfire already ?