B3 stepping phenom in the desktop segment will appear only in the second quarter. The prepared for announcement during March three core processors phenom 8xxx will be based on B2 stepping and are intended for OEM- segment.
In the middle of January AMD representatives already declared, that the deliveries of barcelona models stepping B3 will begin in the current block. Last week AMD company begin the eliveries of barcelona processors models with B3 stepping to its partners ( server equipment ).
Barcelona processors delivery was low due to the TLB error (B2 stepping) , which under high load on all four processor core result in loss of stability. This problem frequently appeared in server segment; therefore servers producers waited for the appearance of B3 stepping processors (witch must correct this error).
Dell and HP Representatives confirmed that the deliveries of products on base of barcelona processors stepping B3 will begin in first half of the second quarter.