Hi [NAME],   Yes, you may populate different sizes and types of drive in the same system. Ref: page 2 [URL]   Please refer to drive support matrix for Dell branded 3.84TB DPN#: [URL]
Hi I have a ME4024 with 4 drive slots left that I wish to populate with Dell branded 3.84TB disks. The other 20 slots are taken by 900GB drives already. I believe I have read that this is possible - can some please advise.   Kind regards TopKat
PowerVault ME4024 - Adding new drives of different capacity