Computers / Storage & Media / Hard Drives / HP, Buffer Size 8 MB

HP PY278AA  

Storage capacity: 250 GB, Interface: SATA2, Buffer size: 8 MB, Internal, Rotational Speed: 7200 RPM

HP PY277AA  

Storage capacity: 160 GB, Interface: SATA2, Buffer size: 8 MB, Internal, Rotational Speed: 7200 RPM, 3072 MB/s transfer rate