Question Which frequency should i buy?

[derkbogan]

I tried to learn my RAM's frequency but i'm confused. I see different MHZ numbers at pictures can you help me out?

 

[rgd1101]

2666 is the max xmp/docp profile
but it can also run 2618, 2472

 

[derkbogan]

2666 is the max xmp/docp profile
but it can also run 2618, 2472

So should i buy additional 2132 mhz RAM?

 

[hang-the-9]

So should i buy additional 2132 mhz RAM?

If you are adding RAM best thing to do is buy the same model and brand. If you can't, buy the same speed and CAS/RAS ratings.