Parallel ATA
It uses Parallel ATA (PATA) (max 100 MB/s) or Serial ATA (SATA) interface. For the first time, memory capacity can be changed by using memory slots. It uses ECC DDR SDRAM (max 2 GiB per DIMM). Maximum capacity started at 6 DIMM (12 GiB), and was later changed to 8 DIMM (16 GiB).