Restored Apple MacBook Pro MC372LL/A Intel Core i5-540M X2 2.53GHz 4GB 500GB 15.4", Silver (Refurbished) - Walmart.com
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 i5-540M 2.53Ghz Dual-Core SLBTV CPU Processor
Intel Core i5 540M 2.53GHz Dual-Core (CP80617004116AD) Processor for sale online | eBay