HI,
This KB might answer your question to certain extent, as per this below doc , it seems Vmware support SRM with two different arrays. Go through details in this link
http://www.vmware.com/files/pdf/press-kit/vmw-srm-cloud-infrastructure.pdf
http://www.vmware.com/files/pdf/products/SRM/VMware-vCenter-SRM-FAQ.pdf
Regards
Mohammed