Used intel Core i7 3770 3.4GHz SR0PK Quad-Core LGA 1155 CPU Processor - AliExpress
For those cautious of parts from AliExpress. I have received both of these from the same seller, RE store. Both post, both identify correctly, all cores work and got them for 32
Used Core i5 760 Processor 2.80GHz 8M Cache SLBRP LGA 1156 CPU - AliExpress