Cisco UCS C480 M5 Service Manual

APPENDIX B
Storage Controller Considerations
This appendix provides storage controller (RAID) information.
• Supported Storage Controllers and Cables, on page 133
• Storage Controller Card Firmware Compatibility, on page 134
• RAID Backup (Supercap), on page 134
• Write-Cache Policy for Cisco 12G SAS Modular RAID Controllers, on page 134
• Mixing Drive Types in RAID Groups, on page 135
• Storage Controller Cable Connectors and Backplanes, on page 135
• Embedded SATA RAID Controller, on page 136
• For More RAID Utility Information, on page 144
Supported Storage Controllers and Cables
This server supports up to two PCIe-style, SAS RAID controllers (front and rear). Optionally, the server has
a software-based SATA RAID controller embedded in the system that you can use to control two internal
M.2 SATA SSDs.
NVMe PCIe SSDs cannot be controlled by a SAS/SATA RAID controller.
Note
This server supports the RAID controller options and cable requirements shown in the following table.
Required SAS CablesOptional
Supercap
Backup?
RAID LevelsMaximum Drives
Controlled
Controller
No cables are required for
control of internal SATA M.2
drives.
No0, 1Two internal M.2 SATA
SSDs.
Embedded RAID (PCH SATA)
Use the SAS/SATA cables that
come with the chassis (not
orderable separately).
Yes0, 1, 5, 6, 10,
50, 60
24 front-loading
SAS/SATA drives
Cisco 12G Modular Front RAID
Controller
UCSC-RAID-M5HD
Includes 4-GB cache; controls up to
24 drives
Cisco UCS C480 M5 Server Installation and Service Guide
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Cisco UCS C480 M5 Specifications

General

Brand	Cisco
Model	UCS C480 M5
Category	Server
Language	English