8GB 2 X 4GB Memory for HP EliteBook 8440w 8540w 8740w Mobile Workstation Laptop DDR3 PC3-10600 1333MHz 204 pin SODIMM RAM (PARTS-QUICK Brand) at Amazon.com
HP EliteBook 8740w 17" Core i7 640M 2.80GHz 8GB RAM 256GB SSD Win 10 Pro | eBay
Review of HP EliteBook 8740w Mobile Workstation | Technogog
14 HP EliteBook 8740W Workstation laptop - YouTube