I've been playing on my laptop for several weeks without issue. Now i'm getting a strange graphical issue that used to only be present if i was running on the power save configuration, but its all the time not just on power save.
I've not made any changes to settings

HP Pavilion DV6
AMD Phenom Triple Core 2.1
4GB RAM
Win 7 SP1 64bit
500GB hard drive with 300+ free

AMD M880G with ATI Mobility Radeon HD 4250
ATI Mobility Radeon HD 5470