HP Compaq dc5100 MT Hardware Reference Manual page 16

Hardware Upgrades
2–6
DIMM Socket Locations
Item Description
DIMM socket XMM1, Channel A
1
DIMM socket XMM2, Channel A
2
DIMM socket XMM3, Channel B
3
DIMM socket XMM4, Channel B
4
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Socket Color
Black
White
Black
White
Hardware Reference Guide