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Lenovo ThinkSystem SR650 Server (Xeon SP Gen 1 /Gen 2)Product GuideLenovo ThinkSystem SR650 is an ideal 2-socket 2U rack server for small businesses up to large enterprises thatneed industry-leading reliability, management, and security, as well as maximizing performance and flexibility forfuture growth. The SR650 server is designed to handle a wide range of workloads, such as databases, virtualizationand cloud computing, virtual desktop infrastructure (VDI), enterprise applications, collaboration/email, and businessanalytics and big data.Featuring the second generation of Intel Xeon Processor Scalable Family (Xeon SP Gen 2), the SR650 serveroffers scalable performance, storage capacity, and I/O expansion. The SR650 server supports up to two processorsand up to 3 TB of memory, up to 24x 2.5-inch or 14x 3.5-inch drive bays with an extensive choice of drivetechnologies, and flexible I/O expansion options with a LOM slot, a dedicated storage controller slot, and up to 6xrear PCIe expansion slots.The SR650 server offers basic or advanced hardware RAID protection and a wide range of networking options,including selectable LOM, ML2, and PCIe network adapters. The next-generation Lenovo XClarity Controller, whichis built into the SR650 server, provides advanced service processor control, monitoring, and alerting functions.The following figure shows the ThinkSystem SR650 with 2.5-inch hot-swap drives.Figure 1. Lenovo ThinkSystem SR650 with 2.5-inch drive baysDid you know?The SR650 server offers onboard NVMe PCIe ports that allow direct connections to the U.2 NVMe PCIe SSDs,which frees up I/O slots and helps lower NVMe solution acquisition costs.The SR650 server is designed to meet ASHRAE A4 standards (up to 45 C, 113 F) in select configurations, whichenable customers to lower energy costs, while still maintaining world-class reliability.The SR650 server delivers outstanding memory performance with Performance 2933 MHz DIMMs, which isachieved by supporting two-DIMMs-per-channel configurations at speeds up to 10% faster than the Intelspecification defines, while still maintaining world-class reliability.Click here to check for updatesLenovo ThinkSystem SR650 Server (Xeon SP Gen 1 / Gen 2)1

Key featuresCombining performance and flexibility, the SR650 server is a great choice for small and medium businesses up tothe large enterprise. It can provide outstanding uptime to keep business-critical applications and cloud deploymentsrunning safely. Ease of use and comprehensive systems management tools help make deployment easier.Outstanding reliability, availability, and serviceability (RAS) and high-efficiency design improve your businessenvironment and help save operational costs.Scalability and performanceThe SR650 server offers numerous features to boost performance, improve scalability, and reduce costs:Improves productivity by offering superior system performance with the second generation of the IntelXeon Processor Scalable Family with up to 28-core processors, up to 38.5 MB of last level cache (LLC), upto 2933 MHz memory speeds, and up to 10.4 GT/s Ultra Path Interconnect (UPI) links.Support for up to two processors, 56 cores, and 112 threads allows to maximize the concurrentexecution of multithreaded applications.Intelligent and adaptive system performance with energy efficient Intel Turbo Boost 2.0 Technologyallows CPU cores to run at maximum speeds during peak workloads by temporarily going beyondprocessor thermal design power (TDP).Intel Hyper-Threading Technology boosts performance for multithreaded applications by enablingsimultaneous multithreading within each processor core, up to two threads per core.Intel Virtualization Technology integrates hardware-level virtualization hooks that allow operatingsystem vendors to better utilize the hardware for virtualization workloads.Intel Speed Select Technology provides improvements in server utilization and guaranteed per-coreperformance service levels with more granular control over processor performance.Intel Deep Learning Boost (Vector Neural Network Instruction set [VNNI]) is designed to deliversignificant, more efficient Deep Learning (Inference) acceleration for high-performance ArtificialIntelligence (AI) workloads.Intel Advanced Vector Extensions 512 (AVX-512) enable acceleration of enterprise-class and highperformance computing (HPC) workloads.Helps maximize system performance for data intensive applications with up to 2933 MHz memory speedsand up to 3 TB of memory capacity with 3DS RDIMMs.Boosts the performance of data-intensive applications and delivers consistent service levels at scale forvirtualized and cloud environments by using the innovative persistent memory technology that provides aunique combination of affordable large memory capacity and non-volatility for up to 7.5 TB of total servermemory capacity, including 3DS RDIMMs and DCPMMs (DC persistent memory modules).Offers flexible and scalable internal storage in a 2U rack form factor with up to 24x 2.5-inch and 2x 3.5-inchdrives for performance-optimized configurations or up to 14x 3.5-inch drives for capacity-optimizedconfigurations, providing a wide selection of SAS/SATA HDD/SSD and PCIe NVMe SSD types andcapacities.Provides flexibility to use SAS, SATA, or NVMe PCIe drives in the same drive bays with an AnyBay design.Provides I/O scalability with a LOM slot, PCIe 3.0 slot for an internal storage controller, and up to six PCIExpress (PCIe) 3.0 I/O expansion slots in a 2U rack form factor.Reduces I/O latency and increases overall system performance with Intel Integrated I/O Technology thatembeds the PCI Express 3.0 controller into the Intel Xeon Processor Scalable Family.Availability and serviceabilityThe SR650 server provides many features to simplify serviceability and increase system uptime:Offers protection in the event of a non-correctable memory failure with Single Device Data Correction(SDDC, also known as Chipkill, requires x4-based DIMMs), Adaptive Double Device Data Correction(ADDDC, also known as Redundant Bit Steering [RBS], requires x4-based DIMMs and Intel Xeon Gold orPlatinum processors), memory mirroring, and memory rank sparing.Provides easy access to upgrades and serviceable parts (such as processors, memory DIMMs, and adaptercards) with tool-less cover removal.Lenovo ThinkSystem SR650 Server (Xeon SP Gen 1 / Gen 2)2

Offers data protection and greater system uptime with hot-swap drives supporting basic or advanced RAIDredundancy.Provides availability for business-critical applications with redundant hot-swap power supplies and redundanthot-swap system fans.Simplifies servicing, speeds up problem resolution, and helps improve system availability with light pathdiagnostics.Allows preventive actions in advance of possible failure, thereby increasing server uptime and applicationavailability with Proactive Platform Alerts (including PFA and SMART alerts) for processors, voltageregulators, memory, internal storage (SAS/SATA HDDs and SSDs, NVMe SSDs, M.2 storage, flash storageadapters), fans, power supplies, RAID controllers, and server ambient and sub-component temperatures.Continuously monitors system parameters, triggers alerts, and performs recovery actions in case of failure tominimize downtime with Built-in XClarity Controller (XCC).Provides quick access to system status, firmware, network, health, and alerts information via VirtualOperator Panel from the XClarity Mobile App running on the Android or iOS mobile device that is connectedto the front USB port with XClarity Controller access.Speeds up troubleshooting tasks to reduce service time with diagnostics built into the XClarity ProvisioningManager.Manageability and securityPowerful systems management features simplify local and remote management of the SR650 server and deliverenterprise-class data protection:Provides advanced service processor control, monitoring, and alerting functions with XClarity Controller, anext generation service processor.Improves Unified Extensible Firmware Interface (UEFI) system setup, configuration, updates, simplified errorhandling, and operating system deployment with the embedded XClarity Provisioning Manager.Offers XClarity Essentials software tools that can help you set up, use, and maintain the server.Increases uptime, reduces costs, and improves productivity through advanced server managementcapabilities with Lenovo XClarity Administrator that provides comprehensive hardware management.Provides on-the-go monitoring and management of devices in XClarity Administrator from anywhere with theLenovo XClarity mobile app, which can help improve efficiency and reduce downtime risks.Centralizes infrastructure resource management with Lenovo XClarity Integrators for VMware vCenter andMicrosoft System Center, extending XClarity Administrator features to virtualization management softwaretools and enabling users to deploy and manage infrastructure end-to-end.Offers advanced cryptographic functionality (such as digital signatures and remote attestation) with anintegrated Trusted Platform Module (TPM) or optional Trusted Cryptographic Module (TCM) or Nationz TPM(available only in PRC).Keeps user data safe with Lenovo Business Vantage, a security software tool suite designed to work withthe Trusted Cryptographic Module or Nationz TPM (available only in PRC).Offers enterprise-class data protection with advanced RAID and optional self-encrypting drives.Provides faster, stronger encryption with industry-standard AES NI support.Helps prevent certain classes of malicious buffer overflow attacks with Intel Execute Disable Bit functionality,when combined with a supporting operating system.Enhances security through hardware-based resistance to malicious software attacks with Intel TrustedExecution Technology, allowing an application to run in its own isolated space, protected from all othersoftware running on a system.Lenovo ThinkSystem SR650 Server (Xeon SP Gen 1 / Gen 2)3

Energy efficiencyThe SR650 server offers the following energy-efficiency features to save energy, reduce operational costs, increaseenergy availability, and contribute to the green environment:Delivers impressive compute power per watt, featuring 80 PLUS Titanium and Platinum redundant powersupplies.Enables customers to lower energy costs with design to meet ASHRAE A4 standards in selectconfigurations.Reduces power drawn with Intel Intelligent Power Capability that powers individual processor elements onand off as needed.Helps reduce power consumption with variable speed fans.Helps achieve lower heat output and reduced cooling needs with Lenovo XClarity Energy Manager thatprovides advanced data center power notification, analysis, and policy-based management.Components and connectorsThe following figure shows the front of the SR650 server with up to 16x 2.5-inch drive bays.Figure 2. Front view of the SR650: Up to 16x 2.5-inch drive baysThe following figure shows the front of the SR650 server with up to 24x 2.5-inch drive bays.Figure 3. Front view of the SR650: Up to 24x 2.5-inch drive baysLenovo ThinkSystem SR650 Server (Xeon SP Gen 1 / Gen 2)4

The following figure shows the front of the SR650 server with 8x 3.5-inch drive bays.Figure 4. Front view of the SR650: 8x 3.5-inch drive baysThe following figure shows the front of the SR650 server with 12x 3.5-inch drive bays.Figure 5. Front view of the SR650: 12x 3.5-inch drive baysThe front of the SR650 server includes the following components:Up to 16x 2.5-inch, or 24x 2.5-inch, or 8x 3.5-inch, or 12x 3.5-inch hot-swap drive bays.One VGA port (optional).One USB 3.0 port.One USB 2.0 port with XClarity Controller access.Power button.Status LEDs.Lenovo ThinkSystem SR650 Server (Xeon SP Gen 1 / Gen 2)5

The following figure shows the rear of the SR650 server.Figure 6. Rear view of the SR650The rear of the SR650 server includes the following components:Up to six PCIe expansion slots (depending on the riser cards selected).One LOM card slot.One 1 GbE port for XClarity Controller.One VGA port.Two USB 3.0 ports.Up to two hot-swap power supplies.Lenovo ThinkSystem SR650 Server (Xeon SP Gen 1 / Gen 2)6

The following figure shows the locations of key components inside the SR650 server.Figure 7. Internal view of the SR650The following key components are located inside the SR650 server:Up to two processors.24 DIMM slots (12 DIMM slots per processor).Drive backplanes.Two onboard NVMe PCIe connectors.One M.2 module connector.One LOM card connector.Two onboard PCIe slots 4 and 7.Two slots for PCIe riser cards.One TCM connector.Five (one processor) or six (two processors) hot-swap system fans.System specificationsThe following table lists the system specifications for the SR650 server.Table 1. SR650 system specificationsAttributeSpecificationMachine types7X05 - 1 year warranty7X06 - 3 year warrantyForm factor2U rack-mount.Lenovo ThinkSystem SR650 Server (Xeon SP Gen 1 / Gen 2)7

AttributeSpecificationProcessorUp to two 2nd Gen Intel Xeon Bronze, Silver, Gold, or Platinum processors:Up to 28 cores (2.7 GHz core speeds).Up to 3.9 GHz core speeds (8 cores).UPI links up to 10.4 GT/s (2 UPI links used).Up to 38.5 MB cache.Up to 2933 MHz memory speed.1st Gen Intel Xeon processors are also supported.ChipsetIntel C624.MemoryUp to 24 DIMM sockets (12 DIMMs per processor; six memory channels per processor with two DIMMsper channel). Support for RDIMMs, LRDIMMs (1st Gen processors only), or 3DS RDIMMs. Memoryspeed up to 2933 MHz depending on the processor selected. Memory types cannot be intermixed.PersistentmemoryUp to 12x TruDDR4 2666 MHz DCPMMs in the DIMM slots. Not supported with 1st Gen Intel Xeon SPprocessors.MemoryprotectionProcessor's integrated memory controllers: Error correction code (ECC), SDDC (for x4-basedmemory DIMMs), ADDDC (for x4-based memory DIMMs, requires Intel Xeon Gold or Platinumprocessors), memory mirroring, memory rank sparing, patrol scrubbing, and demand scrubbing.DCPMM's onboard memo