Raid performance features, Raid management features, Disk configuration features – Dell Adaptec U320 SCSI Raid 0 or 1 Controller Card User Manual
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RAID Levels
RAID 0, 1
Interface Channels
Two independent SCSI channels
Devices supported per channel
15
Host Interface
PCI-X 133 MHz
Storage Interface
Ultra320 SCSI
Multiple logical drives/per controller
2
Event logging Controllers supported in system System Event Log and Controller Event Log
Online Capacity Expansion
Yes
Hot spare support
Gobal Hot Spare Support
Flashable firmware
Yes
Hot swap devices supported
Yes
Supported Devices
See your system documentation for supported devices
Mixed capacity hard disk support
Yes
Internal Connectors
Two 68-pin Internal LVD/SE connectors
External Connectors
Two 68-pin External VHDCI connectors
Disk Configuration Features
Specification
Feature
Supported hard disk Capacity Maximum 2 TB
Online RAID Migration
Single volume to RAID 1 in SCSISelect BIOS utility
User Specified Rebuild Rate
Yes
RAID Performance Features
Specification
Feature
Storage Interface transfer rate
320 MB/s per channel
Maximum Outstanding I/Os per drive
16
Supported Stripe Sizes
16KB, 32KB, 64KB
Maximum number of concurrent commands 32
RAID Management Features
Specification
Feature
Drive roaming
Yes