A good SATA SSD can reach up to 70kIOPS. For an application that requires 10kIOPS, at least 100HDDs will be used, but only 1 SATA SSD is enough, saving cost from drives, CPU, memory, software license ...
2 SSD adapter, also from Sabrent, or, if you’re using a PC with extra SATA ports and power cables free, you can simply plug it in. PlayStation has provided a video to walk you through the SSD ...