J4717 Specifications
Dell PERC 4/DC Dual Channel U320 SCSI RAID Controller Card
Manufacturer: Dell
Manufacturer Model: J4717
Product Line: Dell PERC (PowerEdge RAID Controller)
Product Series: PERC 4/DC U320 RAID Controller
Product Type: PCI‑X SCSI RAID Controller Card
Product Name: Dell PERC 4/DC Dual Channel U320 SCSI RAID Controller
KEY FEATURES:
RAID Controller type: Dual channel U320 SCSI RAID controller
Supported RAID Levels: 0, 1, 5, 10, 50
Cache Memory: 128 MB SDRAM with battery backup
Host Interface: PCI‑X (64‑bit, 66 MHz)
Storage Interface: Ultra320 SCSI (U320)
Connectors: 2× internal SCSI 68‑pin, 2× external VHDCI (varies by variant)
Hot Swap Support: Yes (with supported backplanes)
Online Capacity Expansion: Supported
Hot Spares: Supported
Firmware: Flashable
PERFORMANCE:
Data Transfer: Up to 320 MB/s per SCSI channel
Logical Drives Supported: Up to 40
Arrays Supported: Up to 32 arrays
Maximum Logical Drive Size: ~2 TB for all RAID levels
ENVIRONMENTAL & RELIABILITY:
Designed for enterprise server and external DAS/SAN environments
Enterprise‑grade RAID controller with continuous‑operation capability
PHYSICAL:
Form Factor: PCI‑X plug‑in card
Typical Dimensions: Standard PCI‑X adapter size
Weight: ~0.5 kg (varies by variant)
COMPATIBILITY:
Compatible with older Dell PowerEdge servers with PCI‑X slots (common in mid‑2000s PowerEdge and PowerVault systems)
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