i hav a reaaaallly old packard bell. on the label on its back, it says legend mm 933 cn. However, i cannot find the memory modules required 2 upgrade this computer. I hope 2 turn this computer into an open source linux/unix after several upgrades. Plz help me find the correct memory, and if possible, include possible motherboard, hard disk, ethernet card and processor upgrades. thx in advance.