MSI IA-Q45 - Manual (Page 19)

2-7
MS-9876
M
eMory
These DIMM slots are intended for memory modules.
Memory Population Rule
In Dual-Channel mode, the memory modules can transmit and receive data
with two data bus lines simultaneously. Enabling Dual-Channel mode can
enhance the system performance. The following illustrations explain the
population rules for Dual-Channel mode.
1
DIMM1
DIMM2
DIMM3
DIMM4
2
DIMM1
DIMM2
DIMM3
DIMM4
Important
In Dual-Channel mode, make sure that you install memory modules of the
same type and density in different channel DIMM slots.
DDR3
240-pin, 1�5V
72x2=144 pin 48x2=96 pin