I'm using a AMD FX-6300 processor with a Asus M5A78L-M/USB3 motherboard and I'm not overclocking.
For the motherboard ram description is -
4 x DIMM, Max. 32GB, DDR3 2000(O.C.)/1866(O.C.)/1800(O.C.)/1600(O.C.)/1333/1066 MHz ECC, Non-ECC, Un-buffered Memory
Dual Channel Memory Architecture
*...