The XPC Barebone SH61R4 is based on Intel's H61 Express chipset for Intel Core processors with socket LGA1155 and features energy-efficient technologies and innovative functions like USB 3.0 for the office and home environment. It allows for up to three drives to be installed and can operate up to 16 GB of DDR3 memory at the same time. For expansions, one slot for PCI-E x16 2.0 (graphics cards), PCI-E x1 2.0 and mini PCI-E x1 2.0 (expansion cards) is available. The two digital monitor connectors on the rear can be controlled by the graphics function integrated in the Intel Core processors - without any add-on graphics card required in the PC *). The front panel can be customized by adding individual design motifs for the maximum individuality possible. *) Integrated graphics dependent on processor type