ADATA XPG SX930 Gaming SSD Review
Consider: the average time to move a high-performance hard disk’s read/write head to a new track will be less than 10ms, which seems pretty fast. But your CPU is galloping along at billions of cycles per second, and will spend a significant amount of its time just waiting for the hard disk to fulfill its last request. Hard disk performance has plateued in the last few years, running up against the physical limitations of spindle speeds, magnetic media density, and head servomotor performance.