• Lenovo SR645-V3 1U server rack with AMD EPYC 9004 and DDR5
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Lenovo

Lenovo SR645-V3 | ThinkSystem SR645 V3 1U Server, 2x AMD EPYC 9004

SR645-V3

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Description

The Lenovo ThinkSystem SR645 V3 is a high-density 1U dual-socket server powered by AMD EPYC 9004 processors with up to 128 cores per socket. Designed for virtualization, cloud computing, and data analytics workloads, it supports up to 6TB of DDR5 memory, PCIe 5.0 expansion, and flexible storage configurations including up to 12x 2.5-inch NVMe/SAS/SATA drives. Dual redundant hot-swap power supplies and AnyBay technology deliver enterprise-grade availability and storage flexibility.

Features

AMD EPYC 9004/9005 processors with up to 160 cores per socket for multi-threaded workloads
- PCIe 5.0 support delivering 32 GT/s bandwidth for high-speed I/O and accelerators
- DDR5 memory support with speeds up to 6400MHz and up to 6TB total capacity
- AnyBay technology for hot-swappable NVMe, SAS, and SATA drives in the same chassis
- OCP 3.0 mezzanine slot for flexible network adapter installation
- Support for up to 4x single-width GPUs for VDI and AI workloads
- Redundant hot-swap power supplies with Titanium/Platinum efficiency
- Lenovo XClarity Controller 2 (XCC2) for centralized server management and monitoring
- ThinkShield security with Root of Trust and supply chain protection
- High-speed 12 Gb SAS RAID controllers for data protection and performance
- M.2 drive support for boot media or additional storage
- Advanced RAS (reliability, availability, serviceability) features for enterprise uptime
- Energy-efficient design with ErP Lot9 compliance for reduced operational costs

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Technical Specifications

Form Factor: 1U rack server
- Processors: Up to 2x AMD EPYC 9004 or 9005 series processors, up to 160 cores per processor
- Memory: Up to 24x DDR5 DIMM slots, maximum 6TB with 3DS RDIMMs, speeds up to 6400MHz (1DPC)
- Drive Bays: Up to 4x 3.5-inch, 12x 2.5-inch, or 16x EDSFF drives; supports NVMe, SAS, SATA with AnyBay technology
- Expansion Slots: Up to 3x PCIe slots (2x PCIe 5.0, 1x PCIe 4.0); 1x OCP 3.0 adapter slot
- GPU Support: Up to 4x single-width GPUs (75W max per GPU)
- RAID Controllers: Supports high-speed 12 Gb SAS RAID controllers from Lenovo and Broadcom; PCIe 3.0/4.0 RAID adapters available
- Network Interface: OCP 3.0 mezzanine adapter, PCIe network adapters
- Power Supply: Dual redundant hot-swap AC/DC power supplies with Titanium/Platinum efficiency, ErP Lot9 compliant
- Management: Lenovo XClarity Controller 2 (XCC2) with remote monitoring and control
- Front Ports: 1x USB 3.1 Gen1, 1x USB 2.0 with XCC connection, optional VGA and diagnostic port
- Rear Ports: 3x USB 3.1 Gen1, 1x VGA, optional serial port, system ID LED, error LED, NMI button

FAQs

Q: What processors does the SR645 V3 support?
A: The SR645 V3 supports up to two AMD EPYC 9004 (Genoa) or 9005 (Turin) series processors, with up to 160 cores per processor and a maximum TDP of 360W. This enables exceptional performance for virtualization, cloud workloads, and HPC applications.

Q: What storage configurations are available?
A: The server supports multiple drive bay configurations: up to 4x 3.5-inch, 12x 2.5-inch, or 16x EDSFF drives. Lenovo AnyBay technology allows hot-swappable drives in NVMe, SAS, or SATA formats, providing flexible storage for changing workload requirements.

Q: Does the SR645 V3 support PCIe 5.0?
A: Yes, the SR645 V3 features up to 2x PCIe 5.0 slots, 1x PCIe 4.0 slot, and 1x OCP 3.0 slot. PCIe 5.0 delivers 32 GT/s bandwidth per direction, doubling the theoretical maximum bandwidth of PCIe 4.0 for high-speed I/O applications.

Q: What is the maximum memory capacity?
A: The server supports up to 24x DDR5 DIMM slots with a maximum capacity of 6TB when populated with 256GB 3DS RDIMMs. Memory speeds of up to 6400MHz at 1DPC (one DIMM per channel) are supported for optimal performance.

Q: What workloads is the SR645 V3 suited for?
A: The SR645 V3 is designed for virtualization, cloud computing, VDI, enterprise applications, database management, data analytics, and high-performance computing. Its high core density, PCIe 5.0 I/O, and flexible storage make it ideal for diverse enterprise and cloud service provider workloads.

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