Pulled from working system Fully working Cleaned With Isopropyl Alcohol These Xeon E3 V2 CPUs work on standard LGA 1155 motherboard bios depending. Intel Xeon E3-1240 V2 4 Cores - 8 Threads 3.4Ghz - 3.8Ghz Boost Ivybridge LGA 1155 SR0P5
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