The HPE Smart Array P840ar Controller is a flexible Smart Array 12 Gb/s Serial Attached SCSI (SAS), PCI-Express (PCIe) 3.0 x8 RAID controller that provides enterprise-class storage performance, increased internal scalability, and data protection for HPE ProLiant DL360 and DL380 Gen9 rack servers. It features 16 internal physical links and delivers increased server uptime by providing advanced storage functionality, including online RAID level migration between any RAID levels with flash-backed write cache (FBWC), global online spare, and pre-failure alert. This controller supports 16 drives without need for the SAS Expander Card providing point to point connectivity to SSDs for lower latency. The HPE Smart Array P840ar Controller supports HPE Secure Encryption and also supports the HPE Smart Storage Battery, which allows multiple Smart Array controllers to be supported.
QuickSpecs
Generic
| Device Type | SAS Controller |
| Controller Type | 12gb/s SAS |
| Data Backup Type | Flash Backed Cache |
| Form Factor | Plug-in Card |
| Host Interface | PCI Express 3.0 X8 |
| Raid Levels | 0,10,50,60 |
| RAID Supported | Yes |
| SAS Connector Details | 2 |
| Total Number Of SAS Ports | 8 |
| Cache Memory | 2 GB |
| Dimensions (WxDxH) | 6.4 x 1 x 4.1 |
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