Amazon.com: HP ProBook 640 G1 14in Notebook PC - Intel Core i5-4300M 2.6GHz 8GB 320GB HDD Windows 10 Professional (Renewed) : Electronics
HP Probook 640 G1 14" Laptop i7-4600M Windows 10 - Grade A
Refurbished: HP Probook 640 G1 14" 4th Gen Core i7-4610M 3.00GHz 8GB Ram 256GB SSD Windows 10 - Newegg.com
Used Hp Probook 640 G1 i7 4th gen laptop for sale
HP ProBook 640 G1 Business Laptop, Intel Core i7-4th Generation CPU, 8GB RAM, 500GB HDD, 14 inch Display, Windows 10 Pro, Refurbished Laptop
HP ProBook 4540s 15.6" Intel Core i7-3612QM 2.1GHz / 4GB / 750GB vs HP ProBook 640 G1 14" Intel Core i5-4200M 2.5GHz / 8GB / 500GB: What is the difference?
HP ProBook 640 G1 Laptop- 240GB SSD, 8GB RAM, Intel i7-4610M CPU, Wind – Buffalo Computer Parts