Designed to fit the modern workspace now and in the future, the small, reliable, and secure HP ProDesk 400 SFF is a powerful PC with performance, that's scalable to grow with the business. **Powerful options** Power through your day with high-performance 7th Gen Intel® Core i3/i5/i7processors unleashed optional Intel® Optane memory and SSDs, up to 32 GB of DDR4 memory, and discrete graphics. **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 MT has three bays and three full-height slots, and optional legacy ports to connect to multiple HP displays. **Connection hub** With eight total USB ports, two video outputs, and optional Bluetooth connectivity, the HP ProDesk 400 MT becomes a hub for all your devices in the office. **Tested and ready** The reliable HP ProDesk 400 MT experienced 120,000 hours of the HP Total Test Process and now has an optional dust filter to help extend the life of your PC by reducing airborne particulate intake in the most demanding work environments.