Computer Hardware User Manual

DIMM Type DIMMs Populated/
Channel
Operating Frequency (in MT/s) Maximum DIMM Rank/
Channel
1.5 V 1.35 V
3 1333, 1066, and 800 1066 and 800 Dual rank
LRDIMM 1 1333 and 1066 1333 and 1066 Quad rank
2 1333 and 1066 1333 and 1066 Quad rank
3 1066 1066 Quad rank
Figure 7. Memory Socket Locations
Memory channels are organized as follows:
Processor 1 channel 0: memory sockets A2, A6, and A10
channel 1: memory sockets A1, A5, and A9
channel 2: memory sockets A4, A8, and A12
channel 3: memory sockets A3, A7, and A11
Processor 2 channel 0: memory sockets B2, B6, and B10
channel 1: memory sockets B1, B5, and B9
channel 2: memory sockets B4, B8, and B12
channel 3: memory sockets B3, B7, and B11
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