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The ThinkSystem SR645 delivers extreme levels of core and memory density in 1U to readily handle enterprise data center workloads such as database, analytics, virtualization deployments and AI workloads. Maximize server utilization and decrease network bottlenecks with 128 processor cores from two AMD EPYC™ CPUs, world class memory speeds and 128 PCIe Gen 4.0 lanes.
Skillful Performance
The ThinkSystem SR645 delivers extreme levels of core and memory density in 1U to readily handle enterprise data center workloads such as database, analytics, virtualization deployments and AI workloads. Maximize server utilization and decrease network bottlenecks with 128 processor cores from two AMD EPYC™ CPUs, world class memory speeds and 128 PCIe Gen 4.0 lanes.
Versatile Design
Flexible storage configurations, support for up to 3x single-width GPUs, and across-the-board use of PCIe 4.0 slots eliminate bottlenecks to maximize enterprise efficiency. Utilize the SR645 in analytics deployments to gain better business insights and take control of the growing volume, variety, and velocity of data.
Innovative Management
The ThinkSystem SR645 combines Lenovo XClarity management, ThinkShield security features, and Lenovo Services to help make the deployment, management, and servicing of the system simple and highly secure.
The XClarity Controller utilizes a dedicated management engine installed in the system that in tandem with XClarity Administrator enables a data-driven, centralized view of data center operations.
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Form Factor |
1U rack |
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Processors |
Up to two 2 AMD EPYC™ 7002 / 7003 Series Processors, up to 64C, 280W |
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Memory |
32 DDR4 memory slots; Maximum 4TB using 128GB RDIMMs; up to 1DPC at 3200MHz, 2DPC at 2933MHz |
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Drive Bays |
Up to 4x 3.5-inch or 12x2.5-inch drives; Maximum of 12x NVMe drives with 1:1 connection |
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Expansion Slots |
Up to 3x PCIe 4.0 slots, 1x OCP 3.0 adapter slot |
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GPU |
Up to 3x single-width 75W GPUs |
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Network Interface |
OCP 3.0 mezz adapter, PCIe adapters |
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Power |
Dual redundant PSUs (up to 1800W Platinum), 240V HVDC support |
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Ports |
* Front: 1x USB 3.0, 1x USB 2.0, 1x VGA (optional) |
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System Management |
Lenovo XClarity Controller |
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OS Support |
Microsoft Windows Server, SUSE Linux Enterprise Server, Red Hat Enterprise Linux, VMware ESXi |
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Limited Warranty |
1- and 3-year customer replaceable unit and onsite services, next business day 9x5; optional service upgrades |
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