A770 A2+/A740X A2+
9
B. Memory Capacity
DIMM Socket
Location
DDR2 Module
Total Memory Size
DIMMA1 512MB/1024MB/2048MB
DIMMB1 512MB/1024MB/2048MB
DIMMA2 512MB/1024MB/2048MB
DIMMB2 512MB/1024MB/2048MB
Max is 8GB.
C. Dual Channel Memory installation
To trigger the Dual Channel f unction of the motherboard, the memory module
must meet the following requirements:
Install memory module of the same density in pairs, shown in the f ollowing
table.
Dual Channel Status DIMMA1
DIMMB1 DIMMA2 DIMMB2
Enabled
O O X X
Enabled X
X
O
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)
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