Acer TravelMate 7720 TravelMate 7720 / 7320 and Extensa 7620 Service Guide - Page 41

Item Cache controller Cache size Specification Built-in CPU 512 KB to 1MB (See CPU type) System Memory Item Memory controller Memory size DIMM socket number Supports memory size per socket Supports maximum memory size Supports DIMM type Supports DIMM Speed Supports DIMM voltage Supports DIMM package Memory module combinations Specification Built-in 0MB (no on-board memory) 2 sockets 2048MB 4G for 64bit OS (with two 2GB SODIMM) DDR 2 Synchronous DRAM 533/677 MHz 1.8V and 0.9V 200-pin soDIMM You can install memory modules in any combinations as long as they match the above specifications. Chapter 1 31