An integrated circuit memory comprises a set of lines each line having parallel X direction line portions in a first region and Y direction line portions in a second region. The disk drive system may include a RAID subsystem having a pool of storage, for example a page pool of storage that maintains a free list of RAIDs, or a matrix of disk storage blocks that maintain a null list of RAIDs, and a disk manager having at least one disk storage system controller. The reticle includes a plurality of via opening patterns for forming the plurality of vias.