Why do the 10 TB and 20 TB XtremIO X-Bricks have a different logical:physical capacity
ratio?

A.
400 GB SSDs do not support inline compression

B.
Storage Controllers on 20 TB X-Bricks have a more efficientdeduplication algorithm

C.
Storage Controllers on 20 TB X-Bricks keep more SSD metadata in memory

D.
800 GB SSDs do not support inline compression