SSD performance is one of the biggest considerations when designing industrial applications. SSD technology is still evolving from PATA to SATA and the speed of its interface continues to increase. The PCIe interface appeared in the market almost at the same time as SATA 3.0 Gbps (Gen. 2) became popular. But due to the limitations of Flash IC technology and lack of host support, PCIe SSD wasn’t successful. That is until today, Flash IC performance has now fully caught up.