Model: System Storage DS3512 (1746A2S)
RAID controller: Dual active
Cache per controller: 512 MB battery-backed cache with 1 GB upgrade option
Host interface: Two host ports per controller, Fibre Channel (FC) 4 Gbps auto-sensing 1 Gbps/2 Gbps
Drive interface: Serial Attached SCSI (SAS)
Supported drives: 3 Gbps SAS / 6 Gbps SAS / 3 Gbps SATA
RAID levels: RAID 0, -1, -3, -5, -6, -10
Storage partitions: 4, 8, 16, 32
Maximum drives supported: 48 SAS or SATA drives (using three EXP3000 Expansion Units)
Rack support: 19" industry-standard rack
SAN support: IBM supported FC switches
Warranty: Three-year parts and labor warranty
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Models:System Storage DS3500( 1746A2S / 1746A2D)
RAID controller:Dual Active, hot-swappable controllers
Cache per controller: 1 GB with 2GB upgrade (battery-backed)
Drive interface: Two 6Gigabit (Gb) SAS drive ports
Supported drives: 6Gbps SAS 3.5" / 1TeraByte (TB) 7.2krpm NL, 2TB 7.2krpm NL / 600GB 15krpm SED
RAID levels: 0, 1, 3, 5, 6, 10
Storage partitions: up to 64 storage partitions (levels: 4 standard with upgrades to 8, 16, 32, 64)
Maximum drives supported: Up to 96 drives - high performance SAS drives, NL SAS drives and SED SAS drives
Rack support: 2U, 19-inch, industry-standard rack
Warranty: Three-year parts and labour
Size: Height: 3.39" x 18.99" x 21.72"
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