Kingston Technology 24 GB Kit (3x8 GB Modules) 1333MHz DDR3 PC3-10600 240-Pin Reg ECC DIMM for Select HP/Compaq Servers KTH-PL313K3/24G Three 8GB DDR3 memory modules Specifically designed and tested for compatibility in various makes and models of desktop computers From the industry leader in PC memory Backed by a lifetime warranty and free technical support