SSD (Solid State Drive) muaj cov ntaub ntawv hloov chaw siab dua thiab qis dua latency dua li ib txwm HDD hard drive. Qhov no txhais tau tias koj cov kev ua si yuav khiav nrawm dua, koj cov yeeb yaj kiab rub tawm yuav nrawm dua, koj qhov chaw ua haujlwm yuav raug txhim kho, thiab koj txhua tus yuav hnov qhov pom tseeb smoothness. Mechanical hard drives feem ntau siv spinning platters los nyeem thiab sau cov ntaub ntawv, thaum SSDs siv flash nco chips los ua kom tiav cov haujlwm no.