Western Digital Caviar Blue 160GB internal hard drive 7200 RPM 8 MB 3.

Performance and reliability for everyday computing.With SATA and PATA interfaces and cache sizes up to 32 MB. this series of drives offer a full range of performance features. Pick the drive that suits your needs with the confidence in knowing that all WD Caviar Blue drives are built to the highest standards of quality and reliability.InterfacePATA - Enhanced integrated drive electronics (EIDE). also called Parallel ATA (PATA). hard drives have been the standard in the computer industry for more than 10 years.SATA - Serial ATA (SATA) hard drives are quickly becoming the new standard. Motherboard manufacturers now include SATA inputs on their boards. Because of their considerably narrower cables. SATA hard drives provide increased airflow and less clutter and in the computer system compared to PATA drives.The performance difference - PATA drives support data transfer rates up to 100MB/sec. and all WD Caviar Blue SATA drive support 3 Gb/s transfer rates.How to choose - Our handy Interfac