1. A method for manufacturing a plurality host bus adapters, the method comprising: generating a plurality of customized memory image files each customized with information unique to a corresponding host bus adapter of the plurality of host bus adapters wherein each customized memory image file includes a common portion common to each of the plurality of customized memory image files and a unique portion containing the information unique to the corresponding host bus adapter; and programming a programmable memory device integral with each host bus adapter using a customized memory image file corresponding with said each host bus adapter, wherein the step of programming is operable using means other than the corresponding said each host bus adapter.