It's possible through the FSB, but only on one motherboard at this time, which is the Asus AM1M-A ITX motherboard.
http://valid.canardpc.com/xfs78d
What kind of cooling are you using, kinda high OC +~50%... looks good, bet it feels good for that money
Nice job.
I'm interested since i got that motehrboard and 5350 for my younger brother to replace his old athlon64 x2 4600+.
He is using dedicated gpu ofc, ati 5770.