Number of Memory Slots: 2×240pin
*2GB DRAM per module is not supported.
Memory Standard: DDR3/DDR3L 1866/ 1600/ 1333
Maximum Memory Supported: 16GB
**Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows 32-bit OS. For Windows 64-bit OS with 64-bit CPU, there is no such limitation.
SATA: 2 x SATA3 6.0Gb/s Connectors, support NCQ, AHCI and Hot Plug
CPU Type: FX / Phenom II / Athlon II / Sempron 100 Series
Number of Memory Slots: 4x240pin
Memory Standard: DDR3 2133(OC)/ 1866/ 1600/ 1333/ 1066** Due to CPU spec., AMD 100 series CPUs support up to DDR3 1066 MHz. With ASUS design, this motherboard can support up to DDR3 1333 MHz.