SpinPoint F3R HE103SJ 1 TB Internal Hard Drive Samsung HDD HE103SJ 1TB SATA 3Gb/s Enterprise Storage 7200rpm 32MB Cache Bare Drive. The Spinpoint F3R includes a Rotational Vibration Sensor(RV Sensor) to compensate for environmental vibration and diminish the vibration impact to the drives. The Spinpoint F3R is designed for consumer electronics. Samsung's new hard drive utilize its low noise operation technology. NoiseGuard technology blocks noise within the hard drive for ultra-quiet PCs and external drives.