Transcend aXeRam 4 GB - 2GB x 2 - DDR3 Desktop DIMM 2400 MHz(PC3-19200) Dual Channel Gaming RAM Kit TX2400KLU-4GK 240PIN DDR3 2400MHz UDIMM axe RAM 4GB Kit with 256Mx8 CL10 at 1.65V Tested at SPD settings:2400MHz 10-12-11-28 at 1.65V SPD programmed at: JEDEC standard 1333MHz 9-9-9-24 at 1.5VXMP support 2400MHz 10-12-11-28 at 1.65V Max clock Freq: 1200MHZ; 2400Mb/S/Pin. Programmable CAS Latency: 10 240PIN DDR3 2400MHz UDIMM axe RAM 4GB Kit with 256Mx8 CL10 at 1.65V Tested at SPD settings:2400MHz 10-12-11-28 at 1.65V SPD programmed at: JEDEC standard 1333MHz 9-9-9-24 at 1.5VXMP support 2400MHz 10-12-11-28 at 1.65V Max clock Freq: 1200MHZ; 2400Mb/S/Pin. Programmable CAS Latency: 10 Bi-directional Differential Data-Strobe; Internal calibration through ZQ pin RoHS compliant products. Limited Lifetime Warranty