Computers / Storage & Media / Hard Drives / Capacity 150 GB, Buffer Size 32 MB

Western Digital WD1500HLHX  

150 GB storage capacity, USB 2.0 / SATA3 / IDE interface, 32 MB buffer size, Drive type Internal, 10000 RPM spindle speed, 600 MB/s transfer rate

Western Digital WD1500BLHX  

150 GB storage capacity, SATA2 / SATA / SATA3 interface, 32 MB buffer size, Drive type Internal, 10000 RPM spindle speed, 3072 MB/s transfer rate