Hi there,
I have the Gigabyte Aorus Pro AX Z490 with the Intel i9 11900K processor that has just been upgraded from the i9 10900F. Since then, my SSD's have gone from 3000mpbs to about 890mbps.
I have done the following;
Re-installed windows
Install correct drivers
Boot is UEFI and...
I have an asus z270 A motherboard https://dlcdnets.asus.com/pub/ASUS/mb/LGA1151/PRIME_Z270-A/E12294_PRIME_Z270-A_UM_V2_WEB.pdf
intel core i5-6500 CPU
EVGA 1070 GPU
8 GB of DDR4 RAM
The m.2 is...