The parallel interface Ultra ATA in most of todays desktop storage systems is now facing its limit. The Parallel ATA interface has been in use as the standard legacy storage device for individual users for over 17 years. Samsung has adopted the new interface Serial ATA and will continue to launch products with SATA interface for years to come. * Fluid Dynamic Bearing Spindle Motor Technology * High Speed Dual Digital Signal * Processor (DSP) Based Architecture * ATA S.M.A.R.T. Compliant * ATA Security Mode Feature Set * ATA Host Protected Area Feature Set * ATA Automatic Acoustic Management Feature Set * ATA 48-bit Address Feature Set * ATA Device Configuration Overlay Feature Set * Multi-Burst On-The-Fly Error Correction * NoiseGuard* SilentSeek* Hot-Plug & Hot-Swap capable -- SPECIFICATIONs -------------------------------------CONFIGURATION- Interface : Serial ATA 10 Bytes per Sector : 512 Buffer Size : 8MBCapacity : 160 GBPERFORMANCE - Read Seek Time: 0.8 ms (typical Track to Track)Average: 8.9 msFull Stroke : 18 ms Average Latency : 4.17 msSpindle Speed : 7200 rpmData Transfer Rate : 840 Mb/s Media to/from Buffer (max.) 150 MB/s Buffer to/from Host (max.)Drive Ready Time : 7 sec.RELIABILITY - MTBF : 500000 POHStart/Stop Cycles : 50000Component Design Life: 5 yearsPOWER CONSUMPTION- (typical) Voltage: 5V +/-5%/12V 10% Read/Write On-Track : 8.5 W Seek (typical) : 9.5 W Idle (typical) : 7.7 W Standby (typical) : 0.9 W Sleep (typical) : 0.9 W SIZE - 4.0w x 1.0h x 5.75d WT.- 1.4 lbs.www.samsung.com