AB475AX HP 4GB DDR Registered ECC PC-2100 266Mhz 2Rx4 Memory

AB475AX . Is a DDR Module. DDR Modules run from 266 to 400 MT/s (million transfers per second) This module has a total capacity of 4GB. The Bus Type is PC-2100. Uses ECC (Error Correcting Code), ideal when system failure must be avoided at all costs. Is also registered which makes it stable enough for server conditions. You can expect the data to transfer at a rate of 266 Mhz.