Biostar NF520-A2 TE Setup Manual page 13

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B. Memory Capacity
DIMM Socket
Location
DIMMA1 256MB/512MB/1024MB/2048MB
DIMMB1 256MB/512MB/1024MB/2048MB
DIMMA2 256MB/512MB/1024MB/2048MB
DIMMB2 256MB/512MB/1024MB/2048MB
C. Dual Channel Memory installation
To trigger the Dual Channel function of the motherboard, the memory
module must meet the following requirements:
Install memory module of the same density in pairs, shown in the
following table.
Dual Channel Status
Enabled
Enabled
Enabled
(O means memory installed, X means memory not installed.)
The DRAM bus width of the memory module must be the same (x8 or
x16)
NF520-A2 TE/NF520-A2 SE/NF520-A 2
DDR2 Module
DIMMA1
DIMMB1 DIMMA2
O O X
X X O
O O O
Total Memory
Size
Max is 8GB.
DIMMB2
X
O
O
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