The SATA port allows you to connect an optical drive and different storage drives like HDD and SSD to your motherboard.
Moreover, hard drives present slower speeds and usually are not inflexible. https://Xn--L3CA4B8Epb5B.com/category/%E0%B8%84%E0%B8%A5%E0%B8%B4%E0%B8%9B%E0%B8%AB%E0%B8%A5%E0%B8%B8%E0%B8%94/