Powerful options Power through your day with a high-performance Intel Core processor and options that include Intel Optane memory H10 and SSD storage. Expansion that extends your investment The full value of your investment comes with expansion that extends the life of your PC. The HP ProDesk 400 SFF has two bays and two slots - including storage and WLAN M.2 slots and configurable ports to fit your peripheral needs. Built in security HP Sure Sense uses advanced protection backed with deep-learning AI to help defend against never before seen threats. An intrusion sensor along with an integrated accessory cable lock help secure your cabled mouse and keyboard from theft. .