Dell manual Lists the Perc 3/QC configuration features

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Hardware Requirements

PERC 3/QC is a high-performance intelligent peripheral component interconnect (PCI)-to-SCSI host adapter with RAID control capabilities. PERC 3/QC has four SCSI channels that support 160M and Wide SCSI at data transfer rates up to 160 MB/s. Each SCSI channel supports up to 15 Wide devices or up to seven narrow devices.

PERC 3/QC 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

Table 6-1 lists the PERC 3/QC configuration features.

Ta b l e 6 - 1 . C o n f i g u r at i on Fe a t u r e s

Specification	Feature
RAID levels	0, 1, 5, 10, and 50
SCSI channels	4
Maximum number of drives per channel	15
Array interface to host	PCI 2.2
Drive interface	Wide 160M
Cache memory size	128 MB DIMM
Cache function	Write-back, write-through, adaptive
	read-ahead, non read-ahead, read-
	ahead
Multiple logical drives/arrays per	Up to 40 logical drives per controller
controller
Maximum number of PERC 3/QC	Contact your Dell™ representative.
controllers per system
Online capacity expansion	Yes
Dedicated and pool hot spare	Yes
Flashable firmware	Yes

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PERC 3/QC Features