Specification[1]	V3220 with expanded I/O	V3250 with expanded I/O	V3270 with expanded I/O
Maximum System Capacity	1,440TB	2,160TB	2,880TB
Memory	24GB	40GB	32GB
Flash Cache (maximum)	1TB	2TB	2TB
PCIe Expansion Slots (maximum)	12	12	12
On-board I/O: 4Gb Fibre Channel ports	4	4	4
On-board I/O: Gigabit Ethernet ports	4	4	4
On-board I/O: 6Gb SAS ports	4	4	4

Specification[1]	V6210	V6240	V6280
Maximum System Capacity	3,600TB	4,320TB	4,320TB
Memory	48GB	96GB	192GB[2]
Flash Cache	3TB maximum	6TB maximum 1TB standard in base systems	16TB maximum 1TB standard in base systems
PCIe Expansion Slots (maximum)	8	24	24
On-board I/O: 8Gb Fibre Channel ports	8-16	8-32	8-32
On-board I/O: 10Gb Ethernet ports	8	8	8
On-board I/O: 6Gb SAS ports	0-8	0-24	0-24

^[1] All specifications are for dual active-active controller configurations. Divide numbers by two to get specifications for single controllers.
^[2] 192GB of physical memory; actual memory allocated depends on the Data ONTAP release in use.