HP VH641AT 4-GB DDR3 RAM (PC3-10600 , 1333 MHz) at Amazon.com
HP EliteDesk 8300 Desktop Computer PC, 3.20 GHz Intel i5 Quad Core Gen 3, 8GB DDR3 RAM, 1TB SATA Hard Drive, Windows 10 Professional 64bit (Renewed) | StackSocial
4GB (1x4GB) Memory Compatible with HP Pavilion P6000 Series (DDR3) Desktop A72 849005058452 | eBay
647647-071 micron Server RAM 4gb 1rx4 pc3l-10600r HP PN Informatica WC6067946
HP EliteDesk 8200 Tower Computer PC, 3.20 GHz Intel i5 Quad Core Gen 2, 4GB DDR3 RAM, 1TB SATA Hard Drive, Windows 10 Professional 64bit (Renewed) | StackSocial