Foxconn 655A01-FX-6LRS - Manual (Page 23)

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655A01 Series User Manual
Chapter 2 Installation Instructions
Memory
This motherboard includes two, 184-pin, dual in-line memory module (DIMM)
sockets. You can install corresponding PC3200 (DDR400), PC2700
(DDR333), or PC2100 (DDR266) memory modules. You must install at
least one memory module to ensure normal operation. If you install two
modules, they must be the same speed. Mixing memory modules from
different manufacturers is not recommended.
DIMM1
DIMM2
SiS Dual channel memory controller configuration
1. 128 Bit Mode:
Exactly the same size and type DIMMs on channel 0 and 1.
2. 2 x 64 Bit Mode:
DIMMs installed of different channels.
DIMM1 DIMM2
Channel 0 Channel 1
DIMM1 DIMM2
Channel 0 Channel 1
DIMM1
DIMM2
Channel 0
Channel 1
Same size, different type
Different size
Same size, same type