Cache memory capacity 8 GB / 16 GB 24 GB / 48 GB / 72 GB / 96 GB
Number of drive enclosures Max. 20 (3.5”, 2.5") Max. 40 (3.5”, 2.5")
Number of drives Max. 480 (2.5") / Max. 240 (3.5") Max. 960 (2.5") / Max. 480 (3.5")
Storage capacity P hysical capacity Max. 720.0 TB M ax. 1440.0 TB
L ogical capacity Max. 512.6 TB M ax. 1025.3 TB
Drives 3.5-inch SAS disk drives 600 GB/450 GB/300 GB (15,000 rpm)
Nearline SAS disk drives 3 TB/2 TB/1 TB (7,200 rpm)
SSD (Solid State Drives) 400 GB/200 GB/100 GB
2.5-inch SAS drives 900 GB/600 GB/450 GB/300 GB (10,000 rpm)
SSD (Solid State Drives) 400 GB/200 GB/100 GB
Drive interface Serial Attached SCSI (6 Gbit/s)
Back-End Disk Connectivity 2 pairs of four-lane x 6 Gbit/s SAS buses 4 pairs of four-lane x 6 Gbit/s SAS buses (SAS 2.0 Wide) (SAS 2.0 Wide)
Redundancies RAID Controller, Fan, Power Supply
Fan Yes
P ower Supply Yes
Number of LUN Max. 16384
LUN capacity Max. 128 TB
Number of Snapshots 8192
Number of copy generations 256
Remote Copy feature Yes
- Notes Remote Copy Licenses must be purchased for each system
Supported RAID Levels
RAID 0 Data striping on several disk drives, not recommended
RAID 1 Mirrored disk drives
RAID 1+0 Data mirroring, then striping of the data over several disk drives
RAID 5 Striping with distributed parity
RAID 5+0 RAID 5 arrays, striped again over several drives
RAID 6 Striping with distributed double parity
Management
Interfaces Ethernet (1000 Base-T / 100 Base-TX / 10 Base-T)
Supported protocols SNMP (version1, 2C, 3), SMI-S 1.4
Administration Web-Environment, CLI (Command Line Interface), ETERNUS SF Express