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Expansion slots
• Up to eight PCIe slots
• One OCP module slot
PCIe slot availability is based on riser selection and rear drive bay selection. See
slots and PCIe adapters" in User Guide or Hardware Maintenance Guide.
Storage controller
• ThinkSystem RAID 540-8i PCIe Gen4 12Gb Adapter
• ThinkSystem RAID 940-8i 4GB Flash PCIe Gen4 12Gb Adapter
• ThinkSystem RAID 940-16i 4GB Flash PCIe Gen4 12Gb Adapter
• ThinkSystem 440-16i SAS/SATA PCIe Gen4 12Gb HBA
Note:
For more information about the RAID/HBA adapters, see
Integrated functions and I/O connectors
• Lenovo XClarity Controller (XCC), which provides service processor control and monitoring functions, video
controller, and remote keyboard, video, mouse, and remote drive capabilities.
– The server supports Lenovo XClarity Controller 2 (XCC2). For additional information about Lenovo XClarity
Controller 2 (XCC2), refer to
• Front connectors:
– One VGA connector (optional)
– One USB 3.2 Gen 1 (5 Gbps) connector
– One USB 2.0 connector
– One external diagnostics connector
• Rear connectors:
– One VGA connector
– Three USB 3.2 Gen 1 (5 Gbps) connectors
– One XCC system management port
– Two or four Ethernet connectors on the OCP module (optional)
Network
• OCP module, which provides two or four Ethernet connectors for network support
System fan
• Supported fan types:
– Standard fan 6038 (single-rotor, 17000 RPM)
– Performance fan 6056 (dual-rotor, 21000 RPM)
• Fan redundancy: N+1 redundancy, one redundant fan rotor
– One processor: five hot-swap system fans (one redundant fan rotor)
– Two processors or one processor with middle/rear bay or Riser 3: six hot-swap system fans (one redundant fan
rotor)
Notes:
• Single-rotor hot-swap fans cannot be mixed with dual-rotor hot-swap fans.
• The redundant cooling by the fans in the server enables continued operation if one rotor of a fan fails.
Power supplies
The server supports up to two power supplies for redundancy.
Power supply
ThinkSystem SR665 V3 System Configuration Guide
4
Lenovo ThinkSystem RAID Adapter and HBA Reference
https://sysmgt.lenovofiles.com/help/topic/lxcc_frontend/lxcc_overview.html
"Rear view" on page 17
200–240 V ac
and "PCIe
.
.
240 V dc
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