Newegg via eBay offers the AMD FX-6300 Vishera 3.5GHz 6-Core Socket AM3+ Processor, model no. FD6300WMHKBOX, for $99.99 with free shipping. That's the lowest total price we could find by $19, although we saw it for $3 less last month. It features a 6MB L2 cache and an 8MB L3 cache.