Quote Originally Posted by Sam_oslo View Post
W3520 is running rock solid @4GHZ 1.15v with no problems here .

It could be your RAM too, what kind of Dvider/timin and vdimm are you using. Did you run any Prime-Belnd, or memtest too?
wow 1.15v!, wat temps are u getting? Im actually a noob at OC'ing, so dont know all these terms etc. but my ram is at 1530mhz at 8-8-8-24 with 1.64v, if that is what you are asking?

No i havent ran memtest yet. ATM im running prime-blend test, 2hours into it, and still going strong.