BIOS Setting
Configure the system memory in the Advanced Chipset Features submenu of the BIOS.
The table below lists the various optimal operating modes that should be configured for
the memory channel operation.
Config
No memory
Single channel A
Single channel A
Single channel A
Single channel B
Single channel B
Single channel B
Virtual single channel
Virtual single channel
Virtual single channel
Virtual single channel
Virtual single channel
Virtual single channel
Virtual single channel
Virtual single channel
Virtual single channel
Dual channel
Dual channel
Dual channel
Dynamic Mode
Addressing
Dynamic Mode
Addressing
Dynamic Mode
Addressing
Dynamic Mode
Addressing
Dynamic Mode
Addressing
Dynamic Mode
Addressing
P - denotes populated
E - denotes empty
* - denotes DIMMs are identical
** - denotes DIMMs are not identical
page 30
DDR2_A1
DDR2_A2
E
P
P
E
E
E
E
E
P(**)
E
E
P(**)
P
P(**)
p(**)
P
P(**)
P(**)
P(**)
P(**)
E
P(*)(2,4)
P(*)(1,3)
P(*)(1,3)
P(*)(2,4)
E
P(*)(2,4) DS
P(*)(1,3) DS
P(*)(1,3) DS
P(*)(2,4) DS
E
P(*)(2,4) SS
P(*)(1,3) SS
P(*)(1,3) SS
P(*)(2,4) SS
DDR2_B1
E
E
E
E
P
E
P
E
E
P
E
P
E
E
E
P
P
P
E
E
E
P(**)
E
P(**)
E
P
P(**)
P(**)
E
E
P(*)(1,3)
P(*)(1,3)
E
E
P(*)(1,3) DS
P(*)(1,3) DS
E
E
P(*)(1,3) SS
P(*)(1,3) SS
SS - denotes Single Sided DIMM
DS - denotes Double Sided DIMM
1, 2, 3 or 4 - denotes the DDR DIMM slot
MBATX-945G-VGA User's Guide
DDR2_B2
E
E
E
E
E
P
P
P(**)
E
P(**)
P
E
P
P(**)
E
P(**)
P(*)(2,4)
E
P(*)(2,4)
P(*)(2,4) DS
E
P(*)(2,4) DS
P(*)(2,4) SS
E
P(*)(2,4) SS