|Most of the programs in PC-ORD can
accept a matrix up to 32,000 rows or 32,000 columns, provided that you have adequate
memory installed in your machine.
For all analyses, the following limits apply:
The actual limits will depend on the particular analysis being used. For example all analyses that require a square distance matrix (Cluster Analysis, MRPP, NMS, PerMANOVA, etc.), the maximum number of rows is 23170.