SSD (Solid State Drive) ili ndi liwiro lapamwamba losamutsa deta komanso kutsika kocheperako kuposa hard drive yachikhalidwe ya HDD. Izi zikutanthauza kuti masewera anu azithamanga mwachangu, kutsitsa kwamakanema anu kudzakhala kofulumira, magwiridwe antchito aofesi anu azikhala bwino, ndipo nonse mudzamva kusalala bwino. Ma hard drive amawotchi nthawi zambiri amagwiritsa ntchito mbale zopota kuti awerenge ndi kulemba deta, pomwe ma SSD amagwiritsa ntchito tchipisi tokumbukira kuti amalize ntchitoyi.