sentences:  The processors are on the Socket AM2+ platform.Before Phenom's original release a flaw was discovered in the translation lookaside buffer (TLB) that could cause a system lock-up in rare circumstances; Phenom processors up to and including stepping "B2" and "BA" are affected by this bug.BIOS and software workarounds disable the TLB, and typically incur a performance penalty of at least 10%.