The A400 Solid-State Drive in Kingston With amazing boot, loading, and transfer speeds when compared to mechanical hard drives, Kingston's A400 solid-state drive significantly increases the responsiveness of your current system. This SSD is 10 times faster than a conventional hard drive¹, allowing for higher performance, incredibly responsive multi-tasking, and a faster system overall. It is powered by a state-of-the-art controller that can read and write data at speeds of up to 500MB/s and 450MB/s¹. Built with Flash memory, the A400 is also more dependable and robust than a hard drive. Compared to a mechanical hard drive, it is less likely to fail because it has no moving parts. It is perfect for notebooks and other mobile computing devices because it is quieter, cooler, and resistant to shock and vibration. The A400 is offered in multiple drive configuration.