Here is a list of pages covering hardware specific details:

RadeonArchitecture
Posted Sun 14 Apr 2013 07:40:52 AM UTC
DRI Wiki
Posted Sat 13 Apr 2013 11:16:50 PM UTC
HardwareWithoutMipmaps
Posted Sat 13 Apr 2013 11:15:48 PM UTC
Development
Posted Sat 13 Apr 2013 11:15:48 PM UTC