Home > Data Protection > PowerProtect DD Series Appliances > Dell EMC PowerProtect DD 6400 > Overview
Dell EMC PowerProtect DD6400 is a cost-effective appliance for entry and mid-market customers. This appliance is built on industry leading hardware: Dell EMC PowerEdge 14G 740xd. The active tier capacity of this model varies from 8 TB to 172 TB; the cloud tier varies from 64 TB to 344 TB. This model also has an industry leading[1] hardware compression card that delivers higher compression at higher performance. This results in an increase in logical capacity stored of up to 30%[2]. DD6400 comes with all-inclusive license bundled with Cloud Tier, Boost, and Replication.
DD6400 has a simplified workflow for system configuration, file system creation, and file system expansion. It has linear scaling of storage capacity, in increments of 4 TB.
DD6400 includes a new RAID concept called extend-based RAID, which helps to eliminate the need for separate spare drives, dedicated CT storage, and disks for overprovisioning.