ThinkSystem DE4000H Series Hybrid Flash Array Specifications: Form Factor 2U, 24 SFF drive bays (2U24) Max Raw Capacity Up to 3.03PB Maximum Drives Up to 192 HDDs / 120 SSDs Maximum Expansion Up to 3 DE120S 2U12 LFF expansion units Up to 3 DE240S 2U24 SFF expansion units Up to 2 DE600S 4U60 LFF expansion units System Memory 16GB/64GB Base I/O Port (Per System) 4 x 10Gb iSCSI (optical) 4 x 16Gb FC Optional I/O Port (Per System) 4 x 1 Gb iSCSI RJ-45 8 x 10Gb iSCSI (optical) or 16Gb FC 8 x 16/32Gb FC 8 x 10/25Gb iSCSI optical 8 x 12GB SAS Optional Software Feature Snapshot upgrade, asynchronous mirroring, synchronous mirroring System Maximums Hosts/partitions: 256 Volumes: 512 Snapshot copies: 512 Mirrors: 32