Need the following RAM Laptop DDR3 1066 / 1333MHz: 4gb x 2 Desktop DDR2 1066MHz / 1333MHz: 4gb x 2 Desktop DDR2 1066MHz / 1333MHz: 2gb x 2 MOBILE CPU Mobile Intel Core 2 Duo T9900 / T9800 / P9700 SWITCH Gigabit switch: 8 port