Used - Very Good: LGA 1155 Motherboard For ASRock Z77 EXTREME4 Motherboard DDR3 32GB Intel Z77 SATA III PCI-E 3.0 USB3.0 ATX For Core i7-3770K cpu - Newegg.com
MSI Z77 MPower Big Bang Motherboard Review - PC Perspective
GA-Z77-HD3 (Rev. 1.0) - Key features | Motherboard GIGABYTE