Owners Manual
Memory module
sockets
Architecture Memory capacity Minimum RAM Maximum RAM
16 GB or 32 GB dual rank
(RDIMMs)
RDIMM: up to 384 GB
with single processor
RDIMM: up to 786 GB
with dual processors
Storage controller specications
The XC640 Series system supports internal storage controller cards: HBA330, and Boot Optimized Server Storage (BOSS).
Drive specications
The XC640 Series system supports SAS, SATA, and Nearline SAS hard drives.
Hard drives
The XC640 Series system supports SAS, SATA, Nearline SAS hard drives or SSDs.
Table 18. Supported hard drive options for the XC640 Series system
Number of drives Supported drive options
Ten drive systems Up to ten 2.5 inch, hot swappable SAS, SATA, SAS/SATA SSD, or Nearline SAS hard
drives.
Four drive systems Up to four 3.5 inch, hot swappable hard drives.
Ports and connectors specications
The XC640 Series system supports USB ports, NIC ports, VGA ports, serial connector, and an IDSDM/vFlash card that supports an
optional ash memory card and one internal dual SD module.
USB ports
The XC640 Series system supports:
• USB 2.0-compliant port on the front panel
• Micro USB 2.0-compliant port in the front panel
NOTE
: The micro USB 2.0-compliant port on the front panel can only be used as an iDRAC Direct or a management port.
• USB 3.0-compliant ports on the back panel
• Internal USB 3.0-compliant port
The following table provides more information about the USB specications:
24
Technical specications