Note: This lot of Dell PERC4/SC controllers are bulk packed, with on-board 64MB cache memory. No other accessories are included. PERC4/SC is OEM LSI MegaRAID 320-1. The following product description is copied from LSI's web site for MegaRAID 320-1.

• One single-channel LSI53C1020 Ultra320 SCSI controller
• IA-64 ready
• Intel GC80302 integrated I/O processor
• 64-bit, 66 MHz PCI
• PCI 2.2 compliant
• Integrated 64 MB ECC SDRAM cache memory
• Advanced management and configuration utilities
• Supports up to 40 logical drives per controller
• Auto resume during array reconstruction
• Background initialization for Quick RAID 5 setup
• FlexRAID®:
  - Online capacity expansion
  - Online RAID level migration