Biostar n3150nh ver 6x intel celeron vga hdmi 6 channel hd audio mini itx motherboard chipset na cpu intel celeron n3150 16g quad core 16g turbo boost up to 208g memory support dual channel ddr3l 16001066 mhz 2 x ddr3 so dimm memory slot max supports up to 8gb memory for ddr3l 1600 or 16gb memory for ddr3l 1066 acirceuroraquothe dimm must be installed to dimma1 slot first expansion slot 1 x pci e x1 20 slot storage 2 x sata3 connector usb 2 x usb 30 port 1