Such may have no one to talk to about such being compatible with your system. YOU accept "no-support-whatsoever" as part of the bargain. You may also have no return priviledges.
It's your choice to make.
What do you guys think about using OEM memory modules for upgrading a Gateway PC which uses RIMM? (Gateway 'discontinued' carrying them). There shouldn't be much in the way of software and the like to differentiate it from 'retail' offerings.