With the purchase of processors one differentiates between two completely different variants and selling ways. There there are Tray variants on the one hand. Those are processors without accessories, which are intended for system integrators actually only, for the each additional operating instructions etc. nothing would be further as unnecessarily produced garbage. On these processors AMD does not give a work warranty and is meant actually it also not for final customers, although naturally nevertheless many copies find the way to the final customers, since the dealer can sell them more cheaply.