Newegg offers the AMD FX-9590 Vishera 8-Core 4.7GHz Socket AM3+ Black Edition Processor, model no. FD9590FHHKWOF, for $269.99. Apply coupon code "VCO" and checkout with Visa Checkout to cut it to $249.99. With free shipping that's $10 under our June mention and the lowest total price we could find by $80. It features an 8MB L2 cache, AMD Turbo CORE technology for purported performance boosting, and HyperTransport Generation 3.0. Deal ends August 25.
Note that this code can only be used once per account.