ADATA Gaming Series 6 GB (3 x 2 GB) DDR3-2000 (PC3 16000) CL: 9-11-9-27 Memory Kit AX3U2000GC2G9-3G ADATA XPG Gaming Series is cost-effective and suitable for all users aluminum heat sink CL: 9-11-9-27/(CAS-TRCD-TRP-TRAS) 1600MHz DDR3/Unbuffered 1.65 Volts/240 Pin DIMM