Lenovo ThinkSystem SR850 V2
Lenovo's 2U, up-to-4-socket mission-critical rack server (machine types 7D31/7D32/7D33) for third-generation ("Cooper Lake") Intel Xeon Scalable H-suffix processors, connected in a 6-UPI-link mesh topology, with two processors on the system board and two more on a slide-out Processor and Memory Expansion Tray. Up to 48 DDR4 DIMM slots plus Optane Persistent Memory 200 Series, 24 x 2.5" hot-swap bays, and a general-purpose or AI/HPC base build. Aimed at SAP HANA, large in-memory databases and other scale-up workloads.
Memory
- Slots
- 48 DIMM (12 per CPU; 24 on the system board, 24 on the Processor and Memory Expansion Tray); 6 channels per CPU, 2 DIMMs per channel
- Max
- 12 TB DRAM using 48 x 256 GB 3DS RDIMM and 4 processors (3 TB per processor); up to 18 TB total (12 TB PMem + 6 TB DRAM) in App Direct mode with 4 HL-suffix processors
- Types
- Lenovo TruDDR4 RDIMM and 3DS RDIMM (16/32/64 GB RDIMM, 128/256 GB 3DS RDIMM); DIMMs operate at up to 3200 MHz at 2 DPC
- Persistent memory
- Up to 24 x Intel Optane Persistent Memory 200 Series modules (128/256/512 GB), App Direct mode; shares DIMM slots with system memory
- Protection
- ECC, SDDC and ADDDC (x4 DIMMs), memory mirroring
Storage
- Front bays
- Up to 24 x 2.5" hot-swap: SAS/SATA, NVMe or AnyBay (SAS/SATA/NVMe) backplanes
- Rear 7mm
- Optional 2 x 7mm hot-swap SSD (SATA or NVMe)
- M.2
- Dedicated M.2 adapter for 1-2 SATA/NVMe drives
- Onboard
- 8 x SATA (Intel VROC SATA RAID) and up to 16 x onboard NVMe ports (Intel VROC NVMe RAID, optional license for non-Intel drives)
- RAID / HBA
- Cacheless RAID 530i-8i/16i; RAID 930-8i (2 GB)/930-16i (4 GB); RAID 940-8i/16i (4 or 8 GB) and 940-32i (8 GB); HBA 430-8i/16i or 440-8i/16i (all 12 Gb SAS/SATA)
- Max capacity
- 737.28 TB (24 x 30.72 TB 2.5" SAS/SATA SSD); 368.64 TB (24 x 15.36 TB NVMe); 57.6 TB (24 x 2.4 TB HDD); NVMe/SSD/HDD mix supported
- Optical
- None internal
Graphics
- Onboard
- Embedded G200 graphics, 16 MB, in the XClarity Controller; max 1920x1200 32bpp at 60 Hz
- GPUs
- Up to 2 x single-wide: NVIDIA A2 16GB (with or without CEC chip) or NVIDIA T4 16GB, in slots 1 and 5
- Thermal rules
- TDP <=165W: 4 CPUs, up to 48 DIMMs (<=64GB), 35C ambient. 165W<TDP<=205W (except 8356H): 4 CPUs, up to 24 DIMMs (<=64GB), 35C ambient. TDP>205W or 8356H: reduced configuration, lower ambient
Expansion
- Slots 1-3
- PCIe x16 FHHL (CPU 2) via 3-slot riser, or slots 1-2 as PCIe x8 FHHL via 2-slot riser (enables 8x NVMe); slot 3 is unavailable with the 2-slot riser
- Slot 4
- OCP 3.0 SFF, PCIe x16 (CPU 2)
- Slot 5
- PCIe x16 FHHL (CPU 4)
- Slot 6
- PCIe x16 FHHL (CPU 1)
- Slots 7-8
- PCIe x8 LP (CPU 1), on the system board
- Notes
- Up to 7 PCIe 3.0 slots plus the OCP slot; 7mm rear drives occupy slot 3 and also disable slots 5-6
Networking
- OCP 3.0
- 1 dedicated OCP 3.0 SFF slot, PCIe 3.0 x16; 2-port and 4-port 1GbE/10GbE/25GbE adapters; one port can share with the XCC for Wake-on-LAN/NC-SI
- Management
- 1 x 1GbE RJ-45 XClarity Controller port
Power
- PSU options
- 750 W, 1100 W, 1800 W, 2400 W hot-swap, 80 PLUS Platinum or Titanium, 220 V AC (1100 W also supports 110 V); 240 V DC in China only
- Redundancy
- 1 or 2 hot-swap PSUs
- Cooling
- 6 x N+1 redundant hot-swap 60 mm fans (all standard); one additional fan per PSU
Ports
- Front
- 1 x VGA, 1 x USB 3.2 Gen 1 (5 Gb/s), 1 x USB 2.0 (XClarity Mobile app management)
- Rear
- 2 x USB 3.2 Gen 1, 1 x VGA, 1 x DB-9 serial (shareable with XCC), 1 x RJ-45 XClarity Controller port
Physical
- Form factor
- 2U rack
- Dimensions
- 445 mm W x 87 mm H x 825 mm D (17.5 x 3.4 x 32.5 in)
- Weight
- 31 kg (68.3 lb) min, 40 kg (88.2 lb) max
- Machine types
- 7D31 (1-year warranty), 7D32 (3-year), 7D33 (SAP HANA, 3-year)
- Environment
- ASHRAE A2 10-35C standard; A3 (5-40C) and A4 (5-45C) with 2 PSUs, no GPU, no NVMe, no PCIe flash, no PMem, no Mellanox CX-6 HDR; max altitude 3,050 m
Management
- BMC
- Lenovo XClarity Controller (XCC); XCC Enterprise standard, enabling remote KVM, remote media mounting, boot capture and power capping
- Tools
- XClarity Administrator, XClarity Provisioning Manager (F1 UEFI), XClarity Energy Manager, XClarity Mobile app (via front USB 2.0)
- Local
- Operator panel with status LEDs, light path diagnostics; optional External Diagnostics Handset with LCD
- Security
- Chassis intrusion switch, power-on/admin passwords, TPM 2.0 (Nationz TPM in China), Secure Boot, AES-NI, Intel TXT and Execute Disable Bit, lockable top cover and optional lockable front bezel
- Warranty
- 1 or 3 years CRU and onsite, 9x5 NBD (machine-type dependent)
Operating systems
- Supported
- Microsoft Windows Server; Red Hat Enterprise Linux; SUSE Linux Enterprise Server; VMware ESXi
Processors
- Intel Xeon Gold 5318H
- Intel Xeon Gold 5320H
- Intel Xeon Gold 6328H
- Intel Xeon Gold 6328HL
- Intel Xeon Gold 6330H
- Intel Xeon Gold 6348H
- Intel Xeon Platinum 8353H
- Intel Xeon Platinum 8354H
- Intel Xeon Platinum 8356H
- Intel Xeon Platinum 8360H
- Intel Xeon Platinum 8360HL
- Intel Xeon Platinum 8376H
- Intel Xeon Platinum 8376HL
- Intel Xeon Platinum 8380H
- Intel Xeon Platinum 8380HL