TigerDirect offers the Intel Core i7-4790K Haswell 4GHz Quad-Core Desktop Processor, model no. BX80646I74790K, for $309.99. Click here and enter your email to receive a link that, when activated, will drop the price to $282.99. With free shipping, that's $5 under last week's mention (which required in-store pickup at Fry's) and the lowest price we could find by $27. It features a base frequency of 4GHz and an 8MB L3 cache. Deal ends October 25.