Lenovo ThinkSystem SR850 V3
Lenovo's 2U, up-to-4-socket mission-critical rack server (machine types 7D96/7D97/7D98) for 4th Gen Intel Xeon Scalable (Sapphire Rapids) H-suffix processors in a 3-UPI-link mesh topology, with up to 64 DDR5 DIMM slots, up to 24 x 2.5" NVMe/SAS/SATA drives, two Gen5 OCP 3.0 slots and optional single- or double-wide GPU support on the GPU-capable base. Built for SAP HANA and other large in-memory / scale-up workloads.
Memory
- Slots
- 64 DIMM (16 per CPU; 8 channels per CPU, 2 DIMMs per channel)
- Max
- 16 TB using 64 x 256 GB 3DS RDIMM and 4 processors (4 TB per processor)
- Types
- Lenovo TruDDR5 RDIMM and 3DS RDIMM; up to 4800 MHz at 1 DPC, 4400 MHz at 2 DPC
- Persistent memory
- Not supported
- Protection
- ECC, SDDC and ADDDC (10x4 DIMMs), memory mirroring
Storage
- Front bays
- Up to 24 x 2.5" hot-swap: SAS/SATA or AnyBay (SAS/SATA/Gen4 or Gen5 NVMe)
- Rear 7mm
- Optional 2 x 7mm hot-swap SSD (SATA or NVMe)
- M.2
- Optional dedicated M.2 adapter for 1-2 drives (OS boot / hypervisor)
- Onboard
- Up to 24 x onboard PCIe Gen5/Gen4 NVMe ports (RAID via Intel VROC)
- RAID / HBA
- 12 Gb SAS/SATA RAID and non-RAID adapters (internal and external, incl. RAID 940-8e and 440-8e/16e); see the RAID Adapter and HBA Reference for the full comparison
- Max capacity
- 737.28 TB (24 x 30.72 TB 2.5" SAS/SATA SSD); 1,474.56 TB (24 x 61.44 TB NVMe); 57.6 TB (24 x 2.4 TB HDD); NVMe/SSD/HDD mix supported
- Optical
- None internal
Graphics
- Onboard
- Embedded graphics, 16 MB, in the XClarity Controller 2; max 1920x1200 32bpp at 60 Hz
- Single-wide GPU
- Up to 4 x NVIDIA L4 24GB (PCIe Gen4 passive, Controlled); slots 3/9 run at PCIe x8
- Double-wide GPU
- Up to 2, on the GPU-capable base (BT69) only, with the Gold 6416H CPU; needs an auxiliary power cable (feature BW27/28/29 depending on GPU) - referenced for NVIDIA A100, RTX A6000, RTX A4500 and AMD Instinct MI210, plus H100
- Rules
- GPUs must be identical; installing a GPU needs the GPU-capable chassis base (BT69), selected at CTO order time and not field-upgradeable
Expansion
- Full-height + low-profile
- Up to 9x Gen4 slots, or 6x Gen5 + 1x Gen4
- Low-profile only
- Up to 12x Gen4 slots, or 8x Gen5 + 4x Gen4
- OCP 3.0
- 2 x dedicated OCP 3.0 SFF slots, PCIe 5.0 x16 host interface
- Notes
- Slot mix depends on the riser/base selected; GPU-capable base BT69 offers 6x full-height + 3x low-profile slots
Networking
- OCP 3.0
- 2 x dedicated OCP 3.0 SFF slots, PCIe 5.0 x16; 2-port/4-port adapters up to 100 GbE; one port per adapter can share with the XCC for Wake-on-LAN/NC-SI
- Management
- 1 x dedicated rear RJ-45 port for XCC2 remote access
Power
- PSU options
- 1100-2600 W hot-swap, 80 PLUS Platinum or Titanium, 220 V AC (1100 W also supports 110 V); China also offers 1300/2600 W 240 V AC/DC and 1600 W 336 V DC or -48 V DC CRPS
- Redundancy
- 1 or 2 hot-swap PSUs, configurable N+N
- 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
- 3 x USB 3.2 Gen 1, 1 x VGA, 1 x RJ-45 XClarity Controller port, optional DB-9 serial (shareable with XCC)
- Internal
- Optional M.2 adapter slot for OS boot
Physical
- Form factor
- 2U rack
- Dimensions
- 447 mm W x 87 mm H x 902 mm D (17.6 x 3.4 x 35.5 in)
- Weight
- 36.7 kg (80.9 lb) max
- Machine types
- 7D96 (3-year warranty), 7D97 (1-year), 7D98 (SAP HANA, 3-year)
Management
- BMC
- XClarity Controller 2 (XCC2) on an ASPEED AST2600 BMC; XCC2 Platinum included, enabling remote KVM and remote control
- Tools
- XClarity One centralized management, XClarity Integrator plugins, XClarity Energy Manager
- Local
- Operator panel with status LEDs; optional External Diagnostics Handset with LCD; optional Integrated Diagnostics Panel on 16 x 2.5" front-bay models
- Security
- Chassis intrusion switch, power-on/admin passwords, Root of Trust module with TPM 2.0 and Platform Firmware Resiliency (PFR)
- 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 6416H
- Intel Xeon Gold 6418H
- Intel Xeon Gold 6434H
- Intel Xeon Gold 6448H
- Intel Xeon Platinum 8444H
- Intel Xeon Platinum 8450H
- Intel Xeon Platinum 8454H
- Intel Xeon Platinum 8460H
- Intel Xeon Platinum 8468H
- Intel Xeon Platinum 8490H