The general answer for the AFF A20 (and similar platforms) is: 8 SSD minimum. HOWEVER, there is one exception... The AFF A20 can be configured with a minimum 6 x 1.92TB SSDs, only. The ordering system enforces this specific caveat, as well.
The general answer for the AFF A20 (and similar platforms) is: 8 SSD minimum. HOWEVER, there is one exception... The AFF A20 can be configured with a minimum 6 x 1.92TB SSDs, only. The ordering system enforces this specific caveat, as well.