HP EliteBook 8540w 15" Core i7-640M 2.8GB 4GB RAM NO CADDIE{ ,NO HD, NO OS } | eBay
Upgrading memory in HP EliteBook 8540w system - Online PC Support
A-Tech 8GB Module for HP EliteBook 8540w Mobile Workstation (Quad Core Processors) Laptop & Notebook Compatible DDR3/DDR3L PC3-12800 1600Mhz Memory Ram (ATMS266664B12351X1) at Amazon.com
HP Elitebook 8540w Mobile Workstation - Calgary Tech Rent
HP EliteBook 8540w Review: Mobile Workstation Shines
4GB DDR3L-1600 (PC3-12800) SODIMM Memory RAM for HP EliteBook 8540w Mobile Workstation (Quad Core
LOADED HP Elitebook 8540w 15.6” i7 Q840 1.73 GHz 12GB RAM Win10 Pro | eBay
4GB Team High Performance Memory RAM Upgrade Single Stick For HP - Compaq EliteBook 8540w 8740w Mobile Workstation Laptop. The Memory Kit comes with Life Time Warranty. at Amazon.com
HP Elitebook 8540W, CPU i7 740 1.73, 16 GB RAM, 240 GB SSD. Win.10 Pro | eBay
4GB 2X2GB RAM Memory for HP EliteBook 8570w (Quad core) Black Diamond Memory Module DDR3 SO-DIMM 204pin PC3-10600 1333MHz Upgrade - Walmart.com
Memory RAM | 16GB Kit (2x8GB) - HP - HPE EliteBook 8540w (Quad-Core) Mobile Workstation - - 1333MHz, Unbuffered, 1,5V