Da, sunt compatibile, placa aia de baza suporta si ddr2 si ddr3, si suporta si aceea frecventa.
Http://www.asrock.com/mb/nvidia/n68-s/
Dual Channel DDR2 memory technology
- 2 x DDR2 DIMM slots
- Supports DDR2 1066*/800/667/533 non-ECC, un-buffered memory
- Max. capacity of system memory: 8GB