HP 4GB (1x4GB) Dual Rank x8 PC3L-10600(DDR3-1333) Unbuffered CAS-9 LP Memory Kit
HP 4GB DDR3-1333MHz, CL9, 4 GB, 1 x 4 GB, DDR3, 1333 MHz, 240-pin DIMM
HP 4GB DDR3-1333MHz, CL9. Component for: PC/Server, Internal memory: 4 GB, Memory layout (modules x size): 1 x 4 GB, Internal memory type: DDR3, Memory speed: 1333 MHz, Memory form factor: 240-pin DIMM, CAS latency: 9