I can only get it up to 412.0 MH/s 
not incorporating the recently made kernel improvements posted at this board
not incorporating the recently made kernel improvements posted at this board
Can you get it higher with the kernel improvements? No improvements have helped my rate since the MA tweak. Feel free to use the recent improvements (from earlier today) to beat 413.3 MH/s. If you have 412.0 MH/s then I'm hopeful you'll beat it and I'll find out how to improve my rates.