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HPC Fabric Configurations<br />
Fat Tree [most popular]:<br />
Network supports Full Bisectional<br />
Bandwidth (FBB) between a pair of<br />
nodes<br />
Oversubscribed Fat Tree<br />
[next most popular]:<br />
n Links<br />
n Links<br />
Fat Tree (Two-Tier)<br />
Node BW = Core BW<br />
Oversubscribed Tree<br />
Director Class Switch<br />
Two-tier Fat Tree (FBB)<br />
in the same chassis<br />
Constant Bisectional Bandwidth (CBB)<br />
can be less than FBB between a pair of<br />
nodes.<br />
Core BW<br />
<strong>Intel®</strong> Solutions Summit 2016<br />
Intel Confidential 8