Dell 4230C PERC 2DC 2/DC SCSI RAID Controller
Type of drives supported : SCSI only
PCI controller : custom ASIC
Bus data transfer rate : 132 MB/sec (maximum)
BIOS : RAID controller BIOS
Cache configuration : 4, 16, or 32 MB (70 ns 36, 72-pin SIMMs)
Firmware : 256 KB 8 flash ROM
NVRAM : 8 KB 8 for storing RAID configuration
SCSI controller : two Symbios Logic 53C770 controllers
SCSI data transfer rate : 40 MB/sec (maximum)
SCSI bus : single-ended
SCSI termination : active
Termination disable : automatic through cable detection
Devices per SCSI channel : 16 wide SCSI devices (maximum)
SCSI device types supported : synchronous or asynchronous
SCSI channels : two
RAID levels supported : 0, 1, 3, 5,10, 30, and 50
SCSI connectors : two 68-pin internal high-density connectors for 16-bit SCSI devices
Maximum cards per system : two
Serial port : 9-pin RS232C-compatible connector
Battery backup : through plug-in module



