TigerDirect offers the AMD A10-5800K Trinity 3.8GHz Socket FM2 Quad-Core Unlocked Desktop Processor
, model no. AD580KWOHJBOX, for $119.99
for shipping. (Amazon
charges pennies more.) That's the lowest total price we could find by $6, although it was $4 less in October. It has a 4MB L3 cache and 4.2GHz boost speed.
Note that this CPU features unlocked multipliers, allowing for more overclocking capabilities.