Gigabyte ga x99p sli socket lga2011 3 71 channel hd audio atx motherboard specifications cpu support for intel core i7 processors in the lga2011 3 package l3 cache varies with cpu please refer cpu support list for more information chipset intel x99 express chipset memory 8 x ddr4 dimm sockets supporting up to 128 gb of system memory due to a windows 32 bit operating system limitation when more than 4 gb of physical memory is installed the actual memory size displayed will be less