Lenovo x3550 M4 Product Manual - Page 17
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Eight internal 12 Gbps SAS/SATA ports
Two x4 HD mini-SAS internal connectors (SFF-8643)
Supports connections to SAS/SATA drives and SAS Expanders
Supports RAID levels 0, 1, and 10
Supports RAID levels 5 and 50 with optional M5200 Series RAID 5 upgrades
Supports RAID 6 and 60 with the optional M5200 Series RAID 6 Upgrade
Supports 1 GB non-backed cache or 1 GB, 2 GB, or 4 GB flash-backed cache
Up to 12 Gbps throughput per port
PCIe 3.0 x8 host interface
Based on the LSI SAS3108 12 Gbps ROC controller
The 6Gb Performance Optimized HBA has the following specifications:
Eight internal 6 Gbps SAS/SATA ports
Two x4 mini-SAS internal connectors (SFF-8087)
Supports connections to SAS/SATA HDDs and SATA SSDs
Optimized for SSD performance
No RAID support
Up to 6 Gbps throughput per port
PCIe 2.0 x8 host interface
Based on the LSI SAS2008 6 Gbps controller
The N2115 SAS/SATA HBA has the following specifications:
Eight internal 6 Gbps SAS/SATA ports
Two x4 mini-SAS internal connectors (SFF-8087)
Supports connections to SAS/SATA HDDs and SATA SSDs
Optimized for SSD performance
No RAID support
Up to 6 Gbps throughput per port
PCIe 3.0 x8 host interface
Based on the LSI SAS2308 6 Gbps controller
The N2215 SAS/SATA HBA has the following specifications:
Eight internal 12 Gbps SAS/SATA ports
Two x4 HD mini-SAS internal connectors (SFF-8643)
Supports connections to SAS/SATA HDDs and SATA SSDs
Optimized for SSD performance
No RAID support
Up to 12 Gbps throughput per port
PCIe 3.0 x8 host interface
Based on the LSI SAS3008 12 Gbps controller
For more information, see the list of Lenovo Press Product Guides in the RAID adapters category:
https://lenovopress.com/servers/options/raid?rt=product-guide
System x3550 M4 (E5-2600 v2) (withdrawn product)
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