HP Z400 Workstation, 1x Xeon W3680 3.33GHz Six Core Processor, 4GB DDR3 Memory, 2x 500GB 7.5K 3.5" SATA Drives, AMD HD 8350 Video Card, Windows 10 Professional Installed, (Used) - Walmart.com
x86 cpus' Guide - View details on Intel Xeon W3680
Intel Xeon W3680 SLBV2 3.33GHz 12M Six Core LGA 1366 Server CPU Processor 130W | eBay