Cisco UCS B200 M3 Installation Manual page 25

The figure below shows how DIMMs and channels are physically laid out on the blade server. The DIMM slots in the upper and
lower right are associated with the second CPU (CPU shown on right in the diagram), while the DIMM slots in the upper and lower
left are associated with the first CPU (CPU shown on left).
Figure 20: Physical Representation of DIMMs and Channels
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