DDR3 or DDR4 (determined by socket generation; verify your specific board) 4 DIMM slots Form Factor Custom HP Microtower / SFF (Proprietary ATX-like) Expansion Slots PCIe x16, PCIe x1, and PCI slots CPU and Memory Capabilities

: Features DisplayPort, VGA, USB 2.0 ports, Gigabit Ethernet, and PS/2 keyboard/mouse ports

Additional PCI or PCIe x1 slots depending on the form factor. Storage & Connectivity: It usually provides SATA III (6 Gb/s) ports for HDDs or SSDs. Integrated I/O and Ports