z77 slotWith PCIe 3.0 slots and multiple SATA ports, the motherboard can accommodate the latest storage solutions and expansion cards. The robust power delivery system32GB. Expansion Slots. PCI Slots, 1 xPCI Express 3.0 *2.0 x16 slot (x16 mode) 1 xPCI Express 2.0 x16 slot (maximum x4 mode, compatible with