The amount of memories used by virtual appliances has changed as follows.
Version
Details
V1.2.0 or later
The following amounts are added to 6.0 GB:
0.6 GB for each 1 TB datastore
8 MB for every SMB connection
V1.1.0 or earlier
The following amounts are added to 4.0 GB:
1.2 GB for each 1 TB datastore