Amazon.com: 4GB DDR3-1333 (PC3-10600) RAM Memory Upgrade for The Compaq/HP Pavilion DM1 Series dm1-4433sf Notebook/Laptop: Electronics
8GB Server Memory, 8GB PC3-10600R DDR3 1333MHZ 2R4 ECC REG 240Pin Computer Memory Components Server Ram Support Dual/Single CPU Motherboard at Amazon .com
DELL Memory Module 4GB DDR3 1600MHz PC3-12800 CL11 at Amazon.com
A-Tech 32GB RAM Replacement for HP T9V41AA | DDR4 2400MHz PC4-19200 2Rx4 1.2V ECC RDIMM Registered 288-Pin DIMM Memory Module at Amazon.com