Umegeuza specs kidogo RAM ndo inapimwa in GB na Processor in Ghz.
Swala unalosema theoretically linawezekana, ila practically lina matatizo kadhaa hasa kwa upande wa processor, kama PC ni ya zamani ni vigumu sana kuweza kupokea processor mpya, design zake ziko tofauti sana, motherboard haitakuwa compatible. Size ya HD haitaongeza spidi, ila HD nazo zina spidi tofauti so kama ukiweza kuweka faster HD inaweza ikaongeza performance (kama itaweza kutake advantage of faster HD).
Njia rahisi sana ya kuongeza performance ya PC ni kuongeza RAM, tatizo kubwa hapa ni kuwa utagonga limit ya RAM PC inayosupport, kwa mfano nina laptop Maximum inapokea 2GB RAM. Somo hapa ni unaponunua PC hakikisha ina uwezo mkubwa wa kuongezwa RAM baadae.
Pia kuna mambo kama graphics processor/card kwenye laptop hizi ni almost impossible kuapgrade. Kwenye Desktop ni angalau ila inategemea motherboard ina accept card za aina gani.
Na hata motherboard yenyewe ita effect performance.