Lenovo ThinkSystem SR850P
Lenovo's 2U, 4-socket mission-critical rack server (machine types 7D2F/7D2G/7D2H) for second-generation ("Cascade Lake") Intel Xeon Scalable Gold/Platinum processors, with two CPUs on the system board and two on a slide-out Processor and Memory Expansion Tray, connected in a 3-UPI mesh topology. Up to 48 DDR4 DIMM slots plus Optane DC Persistent Memory, up to 16 x 2.5" hot-swap bays and up to 8 PCIe slots. Predecessor to the SR850 V2, built for SAP HANA and other large in-memory / scale-up workloads; withdrawn from marketing 2024-02-19.
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
- 6 TB DRAM using 48 x 128 GB 3DS RDIMM and 4 processors (1.5 TB per processor)
- Types
- Lenovo TruDDR4 RDIMM, LRDIMM and 3DS RDIMM at 2666 MHz, 2933 MHz or Performance+ 2933 MHz (2 DPC needed for the Performance+ speed)
- Persistent memory
- Up to 24 x Intel Optane DC Persistent Memory modules (up to 512 GB each); up to 12 TB in Memory Mode, or up to 15 TB total (12 TB PMem + 3 TB DRAM) in App Direct mode with 4 processors
- Protection
- ECC, SDDC and ADDDC (x4 DIMMs), memory mirroring, memory sparing
Storage
- Bays
- Up to 16 x 2.5" hot-swap SAS/SATA, from 8-drive SAS/SATA, 8-drive SAS/SATA+AnyBay or 8-drive NVMe backplanes
- M.2
- Dedicated adapter for 1-2 M.2 SATA drives
- RAID / HBA
- Cacheless RAID 530-8i; RAID 730-8i (1 GB or 2 GB flash-backed cache); RAID 930-8i/940-8i (2 GB) and 930-16i/940-16i (4 or 8 GB); HBA 430-8i/16i or 440-8i/16i; NVMe Switch 1610-4P adapter; no embedded RAID
- Max capacity
- 491.52 TB (16 x 30.72 TB 2.5" SAS/SATA SSD); 122.88 TB (16 x 7.68 TB NVMe); 38.4 TB (16 x 2.4 TB HDD)
- Optical
- None internal
Expansion
- Slot 1
- PCIe 3.0 x16 (low profile)
- Slot 2
- PCIe 3.0 x8 (low profile)
- Slots 3-5
- Riser card slots: x8/x8/x8, x8/x8/x8ML2, or x8/x16ML2
- Slot 6
- PCIe 2.0 x2 / 6 Gb SATA, reserved for the M.2 adapter
- Slot 7
- Reserved for the Ethernet LOM Phy adapter
- Slots 8, 10, 11
- PCIe 3.0 x8 (slot 8) and x16 (slots 10-11), all low profile
- Notes
- Up to 8 PCIe slots plus dedicated LOM and M.2 slots (slot 9 does not exist); four riser card options available
Networking
- Onboard
- Integrated Intel Ethernet Connection X722 10 Gb controller, with 1 of 6 Phy adapter options: 2- or 4-port GbE, 2- or 4-port 10GbE SFP+, or 2- or 4-port 10GbE RJ45; one port can share with the XClarity Controller for Wake-on-LAN/NC-SI
Power
- PSU options
- 750 W, 1100 W, 1600 W, 2000 W hot-swap, all 80 PLUS Platinum; 220 V AC (750 W and 1100 W also support 110 V); 240 V DC in China only
- Redundancy
- Up to 2 hot-swap PSUs
- Cooling
- 6 x N+1 redundant hot-swap 60 mm fans (all standard); one additional fan per PSU
Ports
- Front
- 2 x USB 2.0, or 1 x USB 2.0 + 1 x USB 3.0 (model dependent); optional VGA (CTO or field upgrade)
- Rear
- 2 x USB 3.0, 1 x VGA, 1 x DB-9 serial (shareable with XCC), 1 x RJ-45 XClarity Controller port
- Internal
- Optional M.2 adapter slot for OS boot
Physical
- Form factor
- 2U rack
- Dimensions
- 445 mm W x 87 mm H x 765 mm D (17.5 x 3.4 x 30.1 in)
- Weight
- 18 kg (40 lb) min, 27 kg (59.6 lb) max
- Machine types
- 7D2F (1-year warranty), 7D2G (3-year), 7D2H (SAP HANA, 3-year)
Management
- BMC
- Lenovo XClarity Controller (XCC); XClarity Controller Advanced standard, Enterprise available as a software license upgrade
- Tools
- XClarity Administrator, XClarity Integrator plugins, XClarity Energy Manager
- Local
- Light path diagnostics; optional LCD diagnostics pull-out panel
- Security
- Power-on/admin passwords, TPM 1.2 or 2.0 (optional Trusted Cryptographic Module in China), lockable top cover, optional lockable front security 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 5215
- Intel Xeon Gold 5215L
- Intel Xeon Gold 5215M
- Intel Xeon Gold 5217
- Intel Xeon Gold 5218
- Intel Xeon Gold 5218B
- Intel Xeon Gold 5218T
- Intel Xeon Gold 5220
- Intel Xeon Gold 5220S
- Intel Xeon Gold 5220T
- Intel Xeon Gold 5222
- Intel Xeon Gold 6222V
- Intel Xeon Gold 6226
- Intel Xeon Gold 6230
- Intel Xeon Gold 6230N
- Intel Xeon Gold 6230T
- Intel Xeon Gold 6234
- Intel Xeon Gold 6238
- Intel Xeon Gold 6238L
- Intel Xeon Gold 6238M
- Intel Xeon Gold 6238T
- Intel Xeon Gold 6240
- Intel Xeon Gold 6240L
- Intel Xeon Gold 6240M
- Intel Xeon Gold 6240Y
- Intel Xeon Gold 6242
- Intel Xeon Gold 6244
- Intel Xeon Gold 6246
- Intel Xeon Gold 6248
- Intel Xeon Gold 6252
- Intel Xeon Gold 6252N
- Intel Xeon Gold 6254
- Intel Xeon Gold 6262V
- Intel Xeon Platinum 8253
- Intel Xeon Platinum 8256
- Intel Xeon Platinum 8260
- Intel Xeon Platinum 8260L
- Intel Xeon Platinum 8260M
- Intel Xeon Platinum 8260Y
- Intel Xeon Platinum 8268
- Intel Xeon Platinum 8270
- Intel Xeon Platinum 8276
- Intel Xeon Platinum 8276L
- Intel Xeon Platinum 8276M
- Intel Xeon Platinum 8280
- Intel Xeon Platinum 8280L
- Intel Xeon Platinum 8280M