If "115XDBP" is the only visible marking, check for a white sticker near the RAM slots or CPU socket. This "PWA" or "MB" code usually reveals the true Foxconn model number (e.g., H61MXV). Boardviews:
: Ethernet (RJ-45), multiple USB 2.0/3.0 ports, and onboard VGA/DVI outputs. Front Panel Connector Pinout Guide