EPC-B2275 comes in two mini-ITX chassis versions (2 x SKU)—EPC-B2275SG-15ZE and EPC-B2275SG-00YE. EPC-B2275SG-15ZE includes an internal 150W power supply Both EPC-B2275SG-00YE. EPC-B2275SG-15ZE support Intel® 7th & 6th Gen Core™ i processor (LGA1151) with Intel Q170/H110 chipset. EPC-B2275SG-00YE. EPC-B2275SG-15ZE are barebone chassis which support low profile PCIe slot