49h solo 3x 290.. no blocks with combined average CPD 8.

Trying the 3.1b for couple days, going back to pooled mining if I'll find no blocks.
Edit: I'm getting TRT values of about 245 per card (1150mhz core) is this normal?
I get TRT 215 on 290X core 1050 memory 1350, CPD is 2.4-2.6.