1) "Downgrade" to one of the 372/373.xx drivers; 375/376.xx drivers have known folding issues (newest [376.48+] if "fixed" but still less PPD than 372/373)
2) Some users have seen more stability and PPD with the v7.4.16 F@H beta client
3) Are you folding all the time? Your pic shows estimated PPD of ~650k for full time folding and you have a log starting @ 52% complete
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414
13:30:19:WARNING:FS01:Size of positions 4518 does not match topology 4414