HP ProBook 6450b 14.0" Silver Used Laptop - Intel Core i5 540M 1st Gen 2.53 GHz 6GB SODIMM DDR3 SATA 2.5" 120GB HDD DVD-RW Windows 10 Pro 64-Bit - Walmart.com
Intel Core i5-520M (SLBU3) 2.40GHz Mobile Processor
original I5-520M I5-540M I5-560M I5-580M I7-620M I7-640M I3-390M Notebook CPU - AliExpress