Intel SG-81 - Manual (Page 12)

2-2 Chapter 2
2.2. System Memory
This system board provides two 184-pin DDR DIMM slots for un-buffered and
non-ECC modules with memory size expansible up to 2GB (DDR400).
DIMM DIMM Module Total Memory
1 256MB, 512MB, 1GB 256MB ~ 1GB
2 256MB, 512MB, 1GB 256MB ~ 1GB
Total System Memory 256MB ~ 2GB
SG-80 Series