Other World Computing (OWC) today announced the availability of 200GB Internal Hard Drive Upgrades for MacBook and MacBook Pro (original Core Duo and new Core 2 Duo) model notebook computers for US$299.99. Other MacBook and MacBook Pro internal SATA hard drive upgrade options from OWC include 100GB, 7200RPM, 2.5″ models from $179.99 and competitive prices on 160GB, 5400RPM and 120GB 5400RPM models from $117.95.