Lenovo ThinkSystem SR950 V3

The Lenovo ThinkSystem SR950 V3 is an 8-socket, 8U mission-critical server powered by eight 4th Gen Intel Xeon Scalable Platinum processors, with up to 32TB of DDR5 memory across 128 DIMM slots, up to 14x PCIe slots and up to 16x 2.5″ SAS/SATA or E3.S PCIe 5.0 NVMe drive bays.

SKU: SR950-V3 Category: Server Brand: Lenovo

Technical Specifications
Overview

Product SKU	SR950-V3
Form Factor	8U rack (two 4U chassis cabled together)
Processor	8 x 4th Gen Intel Xeon Scalable Platinum processors, up to 60 cores, up to 2.9 GHz and up to 350W TDP per processor; 4 UPI links at 16 GT/s in mesh topology
Chipset	Intel C741 (Eagle Stream platform)
GPU Support	No GPU support
Memory	Up to 128 x DDR5 DIMM slots (16 per processor); TruDDR5 RDIMMs and 3DS RDIMMs
Memory Speed	4800 MHz at 1 DIMM per channel (1DPC); 4400 MHz at 2DPC
Maximum Memory	Up to 32TB with 128 x 256GB 3DS RDIMMs (4.0TB per processor)
Memory Protection	ECC, SDDC and ADDDC (x4-based DIMMs), memory mirroring
Drive Bays	Front: up to 16 x 2.5" hot-swap SAS/SATA, or up to 16 x E3.S EDSFF PCIe 5.0 NVMe Internal: 2 x M.2 NVMe boot drives
Maximum Internal Storage	983.04TB with 16 x 61.44TB E3.S EDSFF NVMe SSDs 491.52TB with 16 x 30.72TB 2.5" SAS/SATA SSDs
Storage Controller	12Gb SAS/SATA RAID adapters and HBAs; onboard PCIe 5.0 NVMe with Intel VROC; M.2 NVMe RAID adapter with Marvell 88NR2241 (RAID 0/1)
Expansion Slots	Front: 6 x FHHL PCIe 5.0 x16 (standard) Rear: up to 8 x FHHL PCIe 4.0 or PCIe 5.0 x16 Rear: 1 x OCP 3.0 (PCIe 4.0 x16)
Network	1 x OCP 3.0 SFF slot supporting 1GbE, 10GbE or 25GbE adapters; port shareable with XClarity Controller for NC-SI and Wake-on-LAN
Ports	Front: 1 x VGA, 2 x USB 3.2 G1, 1 x USB 2.0, 1 x DB-9 serial, 1 x RJ-45 XCC management, LCD diagnostics port Rear: none
Cooling	24 x hot-swap dual-rotor 60 mm fans (12 per 4U chassis) in N+2 rotor redundancy
Power Supply	8 or 12 x hot-swap 1800W AC 80 PLUS Titanium PSUs in N+N redundancy (4 or 6 per chassis); 220V input required
System Management	XClarity Controller 2 (XCC2) with dedicated front RJ-45 port and optional redundant port; XClarity Administrator, XClarity Integrator plugins, XClarity Energy Manager
Security	Chassis intrusion detection (top cover and front UPI cable retainer), power-on and administrator passwords, TPM 2.0, Root of Trust module with Platform Firmware Resiliency (PFR)
Operating System	Microsoft Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise Server, VMware ESXi
Operating Environment	ASHRAE Class A2: 10°C to 35°C (50°F to 95°F) ASHRAE Class A3: 5°C to 40°C (41°F to 104°F) ASHRAE Class A4: 5°C to 45°C (41°F to 113°F)
Dimensions (H x W x D)	175 mm x 443 mm x 973 mm (6.9 in. x 17.4 in. x 38.3 in.)
Weight	Up to 50 kg (110.23 lb) per 4U chassis; up to 100 kg (220.46 lb) total
Warranty	1-year or 3-year customer replaceable unit and on-site limited warranty, 9×5 next business day; optional service upgrades

Overview

The Lenovo ThinkSystem SR950 V3 is a Lenovo server platform in a 8U rack (two 4U chassis cabled together), with 8 x 4th Gen Intel Xeon Scalable Platinum processors, up to 60 cores, up to 2.9 GHz and up to 350W TDP per processor; 4… and Up to 128 x DDR5 DIMM slots (16 per processor); TruDDR5 RDIMMs and 3DS RDIMMs, aimed at server platform workloads. Its full parameter set is listed below.

At a glance

Product SKU: SR950-V3
Form Factor: 8U rack (two 4U chassis cabled together)
Processor: 8 x 4th Gen Intel Xeon Scalable Platinum processors, up to 60 cores, up to 2.9 GHz and up to 350W TDP per processor; 4 UPI links at 16 GT/s in mesh topology
Chipset: Intel C741 (Eagle Stream platform)
GPU Support: No GPU support
Memory: Up to 128 x DDR5 DIMM slots (16 per processor); TruDDR5 RDIMMs and 3DS RDIMMs
Memory Speed: 4800 MHz at 1 DIMM per channel (1DPC); 4400 MHz at 2DPC
Maximum Memory: Up to 32TB with 128 x 256GB 3DS RDIMMs (4.0TB per processor)
Memory Protection: ECC, SDDC and ADDDC (x4-based DIMMs), memory mirroring
Drive Bays: Front: up to 16 x 2.5" hot-swap SAS/SATA, or up to 16 x E3.S EDSFF PCIe 5.0 NVMe Internal: 2 x M.2 NVMe boot drives
Maximum Internal Storage: 983.04TB with 16 x 61.44TB E3.S EDSFF NVMe SSDs 491.52TB with 16 x 30.72TB 2.5" SAS/SATA SSDs
Storage Controller: 12Gb SAS/SATA RAID adapters and HBAs; onboard PCIe 5.0 NVMe with Intel VROC; M.2 NVMe RAID adapter with Marvell 88NR2241 (RAID 0/1)
Expansion Slots: Front: 6 x FHHL PCIe 5.0 x16 (standard) Rear: up to 8 x FHHL PCIe 4.0 or PCIe 5.0 x16 Rear: 1 x OCP 3.0 (PCIe 4.0 x16)
Network: 1 x OCP 3.0 SFF slot supporting 1GbE, 10GbE or 25GbE adapters; port shareable with XClarity Controller for NC-SI and Wake-on-LAN
Ports: Front: 1 x VGA, 2 x USB 3.2 G1, 1 x USB 2.0, 1 x DB-9 serial, 1 x RJ-45 XCC management, LCD diagnostics port Rear: none
Cooling: 24 x hot-swap dual-rotor 60 mm fans (12 per 4U chassis) in N+2 rotor redundancy
Power Supply: 8 or 12 x hot-swap 1800W AC 80 PLUS Titanium PSUs in N+N redundancy (4 or 6 per chassis); 220V input required
System Management: XClarity Controller 2 (XCC2) with dedicated front RJ-45 port and optional redundant port; XClarity Administrator, XClarity Integrator plugins, XClarity Energy Manager
Security: Chassis intrusion detection (top cover and front UPI cable retainer), power-on and administrator passwords, TPM 2.0, Root of Trust module with Platform Firmware Resiliency (PFR)
Operating System: Microsoft Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise Server, VMware ESXi
Operating Environment: ASHRAE Class A2: 10°C to 35°C (50°F to 95°F) ASHRAE Class A3: 5°C to 40°C (41°F to 104°F) ASHRAE Class A4: 5°C to 45°C (41°F to 113°F)
Dimensions (H x W x D): 175 mm x 443 mm x 973 mm (6.9 in. x 17.4 in. x 38.3 in.)
Weight: Up to 50 kg (110.23 lb) per 4U chassis; up to 100 kg (220.46 lb) total
Warranty: 1-year or 3-year customer replaceable unit and on-site limited warranty, 9×5 next business day; optional service upgrades

When to choose this server platform

Choose it for server platform workloads. A 8U rack (two 4U chassis cabled together) footprint with 8 or 12 x hot-swap 1800W AC 80 PLUS Titanium PSUs in N+N redundancy… and Front: up to 16 x 2.5″ hot-swap SAS/SATA, or up to 16 x E3.S EDSFF PCIe 5.0 NVMe….

Reading the specifications

See the grouped parameters above for capacity, connectivity, power and physical data; confirm the specific configuration against your workload before ordering.

Platform & compatibility

Supports processor 8 x 4th Gen Intel Xeon Scalable Platinum processors, up to 60 cores, up to 2.9 GHz and up to 350W TDP per processor; 4…, memory Up to 128 x DDR5 DIMM slots (16 per processor); TruDDR5 RDIMMs and 3DS RDIMMs, storage Front: up to 16 x 2.5″ hot-swap SAS/SATA, or up to 16 x E3.S EDSFF PCIe 5.0 NVMe Internal: 2 x M.2 NVMe boot…, network 1 x OCP 3.0 SFF slot supporting 1GbE, 10GbE or 25GbE adapters; port shareable with XClarity Controller for…. Confirm CPU/controller, memory, drives and power against your environment before ordering.

Deployment notes

The Lenovo ThinkSystem SR950 V3 is supplied as a configured platform. OS support: Microsoft Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise Server, VMware…. Send the required configuration for a firm quote.

FAQ

What processors/controllers does it use? 8 x 4th Gen Intel Xeon Scalable Platinum processors, up to 60 cores, up to 2.9 GHz and up to 350W TDP per processor; 4 UPI links at 16 GT/s in mesh topology.

Memory/cache? Up to 128 x DDR5 DIMM slots (16 per processor); TruDDR5 RDIMMs and 3DS RDIMMs.

Storage options? Front: up to 16 x 2.5″ hot-swap SAS/SATA, or up to 16 x E3.S EDSFF PCIe 5.0 NVMe Internal: 2 x M.2 NVMe boot drives.

How do I get pricing? Send the required configuration; quotes depend on quantity, options and destination.

Configuration, availability and lead time depend on the required quantity, configuration and delivery destination. Send your requirement to receive a quotation.