DDR5 memory runs at higher speeds and has more bandwidth for faster communication with CPUs. Even though the latest RAM sticks support high clock speeds, they are also more power-efficient.
The new COLORFUL iGame Shadow DDR5-6000 RAM comes in a 32GB kit at those 6000 MT/s speeds, but you get that ultra-low CL28 latency. The next kit up from there is the 32GB DDR5-6800 kit ...