z77 slot loginThis guide covers UEFI tuning for ASUS Z77 motherboards, including P8Z77 series, Sabertooth Z77 and Republic of Gamers Maximus V series.Specifications ; Chipset, - Intel® Z77 ; System Memory ; Supported DIMM Quantity, - 4 x 240-pin DDR3 DIMM slots - Support up to 32GB, un