Intel Xeon E5440 Quad-Core Processor close to LGA775 CPU, works on LGA 775 mainboard - AliExpress
4190-2848 IBM Xeon 2.40 GHz Processor Unboxed OEM
Amazon.com: E5450 E5450 Intel Xeon SLANQ Or SLBBM Quad-Core 3.0GHz 12MB 1333MHz Socket 775 Works On LGA 775 Mainboard No Need Adapter : Everything Else