I am seeing similar problems (though less severe) with fglrx 13.101-0ubuntu0.0.1 on ubuntu 12.04 with HD3300:
VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] RS780D [Radeon HD 3300]
$ fglrxinfo
X Error of failed request: BadRequest (invalid request code or no such operation)
Major opcode of failed request: 153 (GLX)
Minor opcode of failed request: 19 (X_GLXQueryServerString)
Serial number of failed request: 12
Current serial number in output stream: 12
I am seeing similar problems (though less severe) with fglrx 13.101-0ubuntu0.0.1 on ubuntu 12.04 with HD3300:
VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] RS780D [Radeon HD 3300]
$ fglrxinfo erString)
X Error of failed request: BadRequest (invalid request code or no such operation)
Major opcode of failed request: 153 (GLX)
Minor opcode of failed request: 19 (X_GLXQueryServ
Serial number of failed request: 12
Current serial number in output stream: 12
It was ok with fglrx 8.960