8GB G.Skill DDR3 PC3-12800 1600MHz CL11 NT Series Desktop dual channel memory kit (2x4GB)
Vaseky Knight Game Memory Ram DDR3 16GB(2*8GB)Kit Support Dual Channel 1600MHz Chips Unbuffered DIMM DDR3 PC3 12800 for Intel AMD System Desktop Memory Model with Cooling Vest - Newegg.com