RAM is a standard upgradeable component, but some NAS devices also allow you to set up an SSD to act as a higher-velocity cache, radically bettering data transfer overall performance.
Hardware specs: A NAS is https://laylarbqx751045.blogsidea.com/35372064/an-unbiased-view-of-storage-nas-dubai-storage-nas-network-attached-storage-buy-qnap-synology-nas-storage-devices