Kingston Technology 8GB 1600MHz PC3-12800 ECC Low Voltage DIMM for Selected HP/Compaq Servers KTH-PL316ELV/8G One 8GB Module of 1600MHZ DDR3 Memory Backed by a lifetime warranty and free technical support From the industry leader in PC memory Designed and tested for compatibility in various HP/Compaq Desktops (HP/Compaq):713979-B21;