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Appendix A
Adapter Specifications
150
HP NetRAID-2M Specifications
Parameter
Specification
Product Number
P3411A (64-MB cache), P3475A (128-MB cache)
Card Size
6.875" x 4.2" (half-length PCI)
Processor
Intel i960RN @ 100 MHz
Bus Type
PCI 2.1/2.2 - 64-bits @ 66 MHz
PCI Edge Connector
3 V or 5 V (Universal)
BIOS
HP NetRAID BIOS
Cache Configuration
64-MB or 128-MB SDRAM DIMM with ECC
Firmware
1-MB flash ROM
Nonvolatile RAM
32-KB of NVRAM for disk configuration space
Operating Voltage
5.00 V ± 0.25 V
SCSI Controllers
QLogic ISP12160
SCSI Data Transfer Rate
Up to 160-MB/sec with Ultra3 drives; 80-MB/sec with Ultra2
drives; 40-MB/sec with Ultra drives
SCSI Bus
Low voltage differential or single-ended SCSI
SCSI Termination
Active
Termination Disable
Automatic through cable detection
Devices per SCSI Channel
Up to 12 depending on SCSI mode and storage cabinet
SCSI Device Types
Low voltage differential or single-ended SCSI disk drives
SCSI Channels
Two
RAID Levels Supported
0, 1, 5,10, and 50
SCSI Connectors
Two 68-pin, high-density internal connectors
Two 68-pin, ultra-high-density external connectors
Multiple Cards
Up to six HP NetRAID adapters per system
Battery Backup
On-board battery backup circuitry provides approximately 72
hours of data retention for the 64-MB cache and approximately
48 hours of data retention for the 128-MB cache.