16GB (2 x 8GB) RAM 240-Pin DDR3 2RX8 DIMM CL11 SDRAM DDR3L 1600 (PC3L 12800) Desktop Memory Model CT2K102464BD160B Compatible With ASUS Maximus IV Extreme by Crucial RAM System Specific Memory - Newegg.ca
Ballistix Sport 16GB (2 x 8GB) DDR3 1600 (PC3 12800) Desktop Memory Model BLS2KIT8G3D1609DS1S00 - Newegg.com
Memory: The 5 Minute Computer Upgrade | Newegg.com
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 Desktop Memory - Newegg.com
Crucial 32GB (2 x 16GB) ECC Registered DDR3 1600 (PC3 12800) Server Memory Model CT2K16G3ERSLD4160B - Newegg.com
CORSAIR Vengeance 16GB (2 x 8GB) 240-Pin PC RAM DDR3 1600 (PC3 12800) Desktop Memory Model CMZ16GX3M2A1600C9 - Newegg.com
ddr3 | Newegg.com
G.SKILL Ripjaws X Series 16GB (2 x 8GB) 240-Pin PC RAM DDR3 1600 (PC3 12800) Desktop Memory Model F3-12800CL10D-16GBXL - Newegg.com