List of external hard disk drive manufacturers: Many companies manufacture SSDs but there are only a few major manufactures[4] of NAND flash devices that are the storage element in most SSDs.
making specialized chipsets as part of other ICs, and they are not often found in PC hardware (laptop, desktop or server).
There are also a number of now defunct companies (like 3com, DEC, SGI) that produced network related chipsets for us in general computers.
List of power supply unit (PSU) designers: Note that the actual memory chips are manufactured by a small number of DRAM manufacturers.
List of memory module manufacturers: List of current DRAM manufacturers:[5] List of former or defunct DRAM manufacturers: List of fabless DRAM companies: In addition, other semiconductor manufacturers include SRAM or eDRAM embedded in larger chips.