Dell DC, 3, User Manual

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64 PERC 3/DC and PERC 3/DCL Features
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Hardware Requirements
NOTE: The PERC 3/DC
has a battery option,
while the PERC 3/DCL
does not have a battery
option.
PERC 3/DC and PERC 3/DCL have two SCSI channels that support 160M
and Wide SCSI at data transfer rates up to 160 MB/s. The SCSI channel
supports up to 15 Wide devices or up to seven narrow devices.
PERC 3/DC and PERC 3/DCL can be installed in a system with a
motherboard that has 5 V, 32- or 64-bit PCI expansion slots. The system
should have an Intel
®
Pentium
®
II or higher central processing unit (CPU),
a diskette drive, a color monitor, video graphics adapter (VGA) card, and a
keyboard. A mouse is recommended.
Configuration Features
The PERC 3/DC and PERC 3/DCL configuration features are shown in
Table 5-1.
Ta b l e 5 - 1 . C o n f i g u r a t i o n Fe a t u r e s
Specification Feature
RAID levels 0, 1, 5, 10, and 50
SCSI channels 2
Maximum number of drives per channel 15
Array interface to host PCI 2.2
Drive interface Wide 160M
Cache memory size 64 MB (PERC 3/DCL)
128 MB DIMM (PERC 3/DC)
Cache function Write-back, write-through, adaptive
read-ahead, non read-ahead, read-
ahead
Multiple logical drives/arrays per
controller
Up to 40 logical drives per controller
Maximum number of PERC 3/DC and
PERC 3/DCL controllers per system
Contact your Dell™ representative.
Online capacity expansion Yes
Dedicated and pool hot spare Yes