Intel Core i7-2640M vs Intel Core i7-3520M: What is the difference?
Dell Latitude E6220 Intel Core i7-2640M CPU @ 2.80GHz, 8GB RAM, 500GB HDD with Microsoft Windows 10 Professional and Microsoft Office 2010 Home & Business.
Amazon.com: Intel Core i7 Mobile i7-2640M SR03R 2.8GHz 4MB 5 GT/s Dual-core Laptop CPU Processor Socket G2 988-pin : Electronics