> It also integrates Intel’s DDR5 PHYs supporting 5600 MT/s rates

I had to look up [1] that MT/s is short for megatransfers (or million transfers) per second. Compared to specifying memory speed in Mhz, it better reflects that DDR doubles the amount of transfers per clock cycle.

[1] https://www.kingston.com/en/blog/pc-performance/mts-vs-mhz