Warranty3 year bios 128 mb flash rom uefi ami bios pnp dmi30 wfm20 sm bios30 acpi 60 multi language bios asus ez flash 3 asus 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 x12 pci2 s ata iii ports6 m2 sockets2 lan speed101001000 on board lanrealtek on board audiorealtek alc887 8 channel high definition audio codec on board videointel pr