Warranty3 years bios 128 mb flash rom uefi ami bios pnp wfm20 sm bios 30 acpi 50 multi language bios asus ez flash 3 crashfree bios 3 chipsetintel b250 cpu interfacesocket 1151 ram technologyddr4 dual channel ram slots4 x 288 pin ram speeds ddr4 2133 ddr4 2400 max memory support64gb pci express 30 x162 pci express 30 x14 s ata iii ports6 m2 sockets2 lan speed101001000 on board lanintel on board audiosupremefx 8 channel high definition audio codec on board videointel processor with integrat