The A400 Solid-State Drive from Kingston Compared to mechanical hard drives, Kingston's A400 solid-state drive offers remarkable boot, loading, and transfer times, which significantly increase your system's responsiveness. This SSD is 10 times faster than a conventional hard drive2. Its latest generation controller allows it to read and write data at up to 500MB/s and 450MB/s, respectively. This allows for increased performance, incredibly responsive multitasking, and a faster system overall. A400 is constructed with Flash memory, which is also more dependable and robust than a hard drive. Compared to a mechanical hard drive, it is less prone to malfunction because it lacks moving parts. It is perfect for notebooks and other mobile computing devices because it is also quieter, cooler, and resistant to shock and vibration. The A400 is offered with multiple drives.