Product Detail Spins at 5400 RPM for fast performance but has power specs similar to slower 4200 RPM drives. Low power consumption yields increased reliability. WD's exclusive WhisperDrive technology with SoftSeek algorithms make this the quietest 2.5-inch hard drive, regardless of spin speed. WD's ShockGuard technology protects the drive mechanics and platter surfaces from shocks. WD's DuraStep Ramp locks the heads in a secure position away from the disk to provide another layer of protection when the drive is not in use. Utilizing the most technologically advanced material available, the drive can perform a minimum of 600,000 load/unload cycles without contamination - up to twice the performance of its competitors. WD Scorpio's rigid stainless steel top cover withstands more than 5 pounds of pressure - nearly 1.5 times the industry average - without pinching vital internal components. . The "WD Scorpio WD2500BEVE - Hard drive - 250 GB - internal - 2.5 - ATA-100 - 5400 rpm - buffer: 8 MB" is best product for you. We recommended WD Scorpio WD2500BEVE - Hard drive - 250 GB - internal - 2.5 - ATA-100 - 5400 rpm - buffer: 8 MB