User`s manual

Motherboard Manual
10
B. Memory Capacity
DIMM Socket
Location
DDR3 Module
Total Memory Size
DDR3_A1 512MB/1GB/2GB/4GB/8GB
DDR3_A2 512MB/1GB/2GB/4GB/8GB
DDR3_B1 512MB/1GB/2GB/4GB/8GB
DDR3_B2 512MB/1GB/2GB/4GB/8GB
Max is 32GB.
C. Dual Channel Memory Installation
Please refer to the following requirements to activate Dual Channel function:
Install memory module of the same density in pairs, shown in the table.
Dual Channel Status DDR3_A1 DDR3_A2 DDR3_B1 DDR3_B2
Enabled O X O X
Enabled X O X O
Enabled O O O O
(O means memory installed, X means memory not installed.)
The DRAM bus width of the memory module must be the same (x8 or
x16)