*Due to AMD CPU limitation, DDR2 1066 is supported by AM2+/AM3 CPU for one DIMM per channel only.
http://www.motherboardpro.com/ASRock...il-p-1305.html
What does this mean. You can't have 2 channels running 1066?
I want to upgrade and purchase 2x1GB sticks, identical to what I have, will they not work?