Adaptec 412R User Guide - Page 188

DuraStor6200S External RAID Controller

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DuraStor 412R/6320SS/7320SS Installation and User's Guide DuraStor 6200S External RAID Controller Onboard CPU Host/device data rate Host interface channels Device interface channels SCSI protocol Advanced RAID features Advanced hardware features Mobile Pentium II 333 MHz, 256-KB on-chip L2 cache 160-MB/sec Ultra160 SCSI Two 160-MB/sec Ultra160 SCSI Channel (1x3 or 2x2), the default is two channels Two or three 160-MB/sec Ultra160 SCSI device channels; the default is two channels Narrow (8-bit) or Wide (16-bit): Fast (20MB/sec), Ultra (40MB/sec), Ultra2 (80MB/sec), Ultra160 (160MB/sec) Active-active, host-independent failover/failback in the 2x2 configuration Write-back data cache memory bus, 800 MB/sec bandwidth On-line capacity expansion Up to 24 independent logical arrays per subsystem Spare pooling and dedicated spares; array verification Controller/drive hot swap supported Array status monitoring; adjustable stripe width; automatic sector remapping User-settable priority for array Reconstruct, Verify, Create, and Expand operations Arrays configurable as RAID levels 0, 1, 3, 4, 5, 10, 50, JBOD 64 MB to 512 MB, PC-133 compatible SDRAM DIMM, ECC protected 16 MB ECC protected onboard SDRAM processor memory 2 MB onboard Flash memory for upgradable firmware Integrated Nickel Metal Hydride (NiMH) cache battery backup interface E-4

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E-4
DuraStor 412R/6320SS/7320SS Installation and User’s Guide
DuraStor 6200S External RAID Controller
Onboard CPU
Mobile Pentium II
333 MHz, 256-KB
on-chip L2 cache
Host/device data rate
160-MB/sec Ultra160 SCSI
Host interface channels
Two 160-MB/sec Ultra160 SCSI
Channel (1x3 or 2x2), the default is two
channels
Device interface channels
Two or
three 160-MB/sec Ultra160
SCSI device channels; the default is
two channels
SCSI protocol
Narrow (8-bit) or Wide (16-bit): Fast
(20MB/sec), Ultra (40MB/sec), Ultra2
(80MB/sec), Ultra160 (160MB/sec)
Advanced RAID features
Active-active, host-independent
failover/failback in the 2x2
configuration
Write-back data cache memory bus,
800 MB/sec bandwidth
On-line capacity expansion
Up to 24 independent logical arrays
per subsystem
Spare pooling and dedicated spares;
array verification
Controller/drive hot swap supported
Array status monitoring; adjustable
stripe width; automatic sector
remapping
User-settable priority for array
Reconstruct, Verify, Create, and
Expand operations
Arrays configurable as RAID levels 0,
1, 3, 4, 5, 10, 50, JBOD
Advanced hardware features
64 MB to 512 MB, PC-133 compatible
SDRAM DIMM, ECC protected
16 MB ECC protected onboard
SDRAM processor memory
2 MB onboard Flash memory for
upgradable firmware
Integrated Nickel Metal Hydride
(NiMH) cache battery backup interface