that board supports CPU: AMD® AM2+ processors: Phenom FX / Phenom / Athlon / Sempron AMD® AM2 processors: Athlon series / Sempron and the Phenom supports 1066 memory
with 1066 memory, he would set the memory Vdimm to 2.1V, timings to 5-5-5-18
you will need to set the memory speed as well, for 1066MHz memory