Megaraid 8708 Hba; Figure 1-6 Lsi Megaraid 8708Elp Raid Controller - Silicon Graphics Altix XE250 User Manual

1: Introduction

MegaRAID 8708 HBA

1-8
The LSI MegaRAID SAS 8708ELP is a low-profile adapter that offers eight internal 3 Gb/s serial
attached SCSI (SAS) ports on two SFF8087 mini-SAS multi-lane connectors, 667 Mhz DDRII
write cache, and a PCIe host interface. The 8708ELP offers support for both SAS expanders as
well as SATA native command queuing (NCQ). This adapter is installed in the slot 4 (PCIe x4) of
the SGI Altix XE250 PCI expansion bus and provides support for SATA/SAS drives in a RAID 0,
1, 10, 5, 6, and JBOD volumes.
Your SGI Altix XE250 server includes RAID documentation and tools that are included on a
CD-ROM from LSI Logic Corporation. For more information please refer to the following
SGI documents that are available from http://techpubs.sgi.com:
• MegaRAID SAS Software User's Guide, SGI publication number 860-0488-00x.
• MegaRAID 1078-based SAS RAID Controllers User's Guide, SGI publication number
860-0489-00x.
LSI MegaRAID 8708ELP
Figure 1-6
RAID Controller
007-5467-001