Gigabyte LGA 2011 DDR3 2133 Intel C606 SATA 6Gb/s USB 3.0 Extended ATX Motherboard GA-X79S-UP5-WIFI Windows 8 Ready CPU: Support for Intel Core i7 processors in the LGA2011 package Memory: 8 x 1.5V DDR3 DIMM sockets supporting up to 64 GB of system memory; DDR3 2133/1866/1600/1333/1066 MHz memory modules LAN: 1 x Intel GbE LAN chip (10/100/1000 Mbit) (LAN1); 1 x Realtek GbE LAN chip (10/100/1000 Mbit) (LAN2)