Unlocking the Phenom II X2 555: 3.2GHz Quad-Core for $99
AMD Phenom II X2-B53 X2-B55 X2-B57 X2-B59 Socket AM3 938-Pins CPU | eBay
Found some old Phenom ii X2 555 processors, want to unlock cores to X4 B55. Just wondering, are there any am3+ mobo with core unlocker or only available on am3 motherboards? :