CPU Support for 7th/6th Generation Intel Core i7 processors/Intel Core i5 processors/Intel Core i3 processors/Intel Pentium processors/Intel Celeron processors in the LGA1151 package * For 7th Generation Intel Core processors support need to update the latest BIOS. L3 cache varies with CPU Chipset Intel H110 Express Chipset Memory 2 x DDR4 DIMM sockets supporting up to 32 GB of system memory * Due to a Windows 32-bit operating system limitation, when more than 4 GB of physical memory is installed, the actual memory size displayed will be less than the size of the physical memory installed. Dual channel memory architecture Support for DDR4 2400/2133 MHz memory modules Support for ECC UDIMM 1Rx8/2Rx8 memory modules (operate in non-ECC mode) Support for non-ECC UDIMM 1Rx8/2Rx8/1Rx16 memory modules USB 4 x USB 3.0/2.0 ports (2 ports on the back panel, 2 ports available through the internal USB header) 6 x USB 2.0/1.1 ports (2 ports on the back panel, 4 ports available through the internal USB headers) BIOS 1 x 64 Mbit flash Use of licensed AMI UEFI BIOS PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0 Form Factor Micro ATX Form Factor; 22.6cm x 17.4cm