Biostar Hi-Fi A85W Setup Manual page 11

2. Insert the DIMM vertically and firmly into the slot until the retaining
chip snap back in place and the DIMM is properly seated.
Note:
If the DIMM does not go in smoothly, do not force it. Pull it all the way out and try again.
B. Memory Capacity
DIMM Socket
DDR3 Module
Location
DDR3_A1 512MB/1GB/2GB/4GB/8GB/16GB
DDR3_A2 512MB/1GB/2GB/4GB/8GB/16GB
DDR3_B1 512MB/1GB/2GB/4GB/8GB/16GB
DDR3_B2 512MB/1GB/2GB/4GB/8GB/16GB
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
Enabled
Enabled
Enabled
(O means memory installed, X means memory not installed.)
Note:
The DRAM bus width of the memory module must be the same (x8 or x16)
D. DDR Speed Support
Please refer to the following table for DDR speed reference: (x = 1 or 2)
# of DIMM # of Ranks
per Channel per DIMM
1 of 2 UDIMMs xR, 0
2 of 2 UDIMMs 1R, 1R
2 of 2 UDIMMs 2R, xR
DDR3_A1 DDR3_A2
O X
X O
O O
1.50V
DDR3-1866
DDR3-1866
DDR3-1600
Hi-Fi A85W/Hi-Fi A75W
Total Memory Size
Max is 64GB.
DDR3_B1 DDR3_B2
O X
X O
O O
1.35V 1.25V
DDR3-1600 DDR3-1333
DDR3-1600 DDR3-1333
DDR3-1333 DDR3-1066
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