does registered ram underclock like unbuffered ram?

[Sojuuk]

im not knowledgable in this area and was wondering if i could run 3200 ECC registered ram at 2700 with no problems or will i need to get 2700 EC registered ram?

reason im asking is the price is exactly the same.

 

[TheMostWantedPolishTwin]

should run with no problems at all...