Lenovo 4XG7A63274 Thinksystem SR590/SR650 Intel Xeon Silver 4215R 8C 130W 3.2GHZ Processor Option

Lenovo 4XG7A63274 ThinkSystem SR590/SR650 Intel Xeon Silver 4215R 8-Core Processor Option

Overview

The Lenovo 4XG7A63274 is a 2nd Generation Intel Xeon Silver 4215R processor option kit designed specifically for the ThinkSystem SR590 and SR650 server platforms. Built on Intel's 14nm Cascade Lake architecture, it delivers 8 cores, 16 threads, a 3.2 GHz base clock, and a 4 GHz single-core boost frequency — giving you a well-balanced processor for virtualization hosts, enterprise application servers, and compute-dense rack deployments where per-core software licensing is a real cost driver. If you're managing a mixed workload environment where thread count and memory bandwidth both matter, the 8-core/16-thread configuration at this TDP hits a practical middle ground between the entry Silver 4208 and the higher-core-count options that push licensing spend upward.

Key Features

• 3.2 GHz Base / 4.0 GHz Boost Clock: The 800 MHz burst headroom means single-threaded workloads — legacy ERP modules, database query engines, latency-sensitive middleware — can sustain near-4 GHz performance without manually tuning power states. The base clock is reliable for sustained multi-threaded loads without thermal throttling concerns at 130W TDP.
• 8 Cores / 16 Threads (Cascade Lake, 14nm): 16 logical processors give hypervisors like VMware vSphere and Microsoft Hyper-V enough scheduling headroom to run 12–20 light VMs without contention. The Cascade Lake architecture also brings hardware mitigations for Spectre/Meltdown baked in at the silicon level — no performance-degrading microcode patches required post-install.
• 11 MB L3 Cache: 11 MB of last-level cache means frequently accessed data structures — OS kernel pages, active VM memory maps, hot database rows — stay closer to execution units. In analytics and database workloads, this cache depth directly reduces memory bus pressure and latency spikes.
• 130W TDP with LGA 3647 (Socket P): At 130W, this processor fits within the standard thermal design of the SR590 and SR650 without requiring upgraded cooling beyond what Lenovo specs for the chassis. Note that a cooler is NOT included with this option kit — you must account for the appropriate Lenovo heatsink SKU separately. Socket P (LGA 3647) is a Purley platform socket, so this processor is not interchangeable with older E5-series or newer Ice Lake platforms.
• Up to 1 TB Maximum Memory Support: Supporting up to 1 TB of RAM per socket, this processor is appropriate for in-memory database workloads, large virtualization pools, or VDI environments where memory is the binding constraint. Paired with the SR650's dual-socket capability, total addressable memory scales accordingly.
• 2 UPI Links at QPI Bus: Two Ultra Path Interconnect links provide the inter-socket fabric in dual-processor SR650 configurations. This matters for NUMA-aware workloads: memory latency between sockets is governed by UPI bandwidth, so two links reduce cross-socket latency compared to single-link designs at this tier.
• 64-bit Operating Mode: Full 64-bit execution support is a given at this class, but it confirms compatibility with all current enterprise OS stacks — RHEL, Windows Server, VMware ESXi — without legacy compatibility overhead.

Integration & Compatibility

The 4XG7A63274 is validated specifically for the Lenovo ThinkSystem SR590 and SR650 server platforms. It is NOT a generic retail processor — it is a Lenovo option kit designed to integrate with Lenovo's firmware update service, XClarity Administrator provisioning, and the SR-series system board's power delivery. Installing this processor in non-validated Lenovo chassis or third-party motherboards using LGA 3647 is unsupported and may produce firmware compatibility errors or cause the system to refuse POST. For dual-processor SR650 builds, both processors should be matched (same model, same stepping where possible) to avoid asymmetric NUMA configurations that complicate hypervisor memory scheduling. Lenovo's Lenovo server and compute catalog includes validated memory, storage, and networking options confirmed compatible with this platform. If you're specifying a full rack build, cross-reference servers and storage options to ensure all components share the same platform generation. For environments deploying surveillance infrastructure alongside this compute layer, review network video recorder options that may run on virtualized SR590/SR650 hosts. When planning PoE and network infrastructure to support connected devices on the same rack, managed network switches complement this compute layer for converged deployments.

Frequently Asked Questions

Q: Which Lenovo server platforms is the 4XG7A63274 compatible with?

A: The 4XG7A63274 is validated for the Lenovo ThinkSystem SR590 and SR650 server platforms only. It is a Lenovo-specific option kit and is not intended for installation in third-party LGA 3647 motherboards.

Q: Does the 4XG7A63274 include a heatsink or cooling solution?

A: No. The cooler is not included with this processor option kit. You will need to source the appropriate Lenovo heatsink separately based on your chassis configuration and airflow requirements.

Q: What is the processor boost frequency on the 4XG7A63274?

A: The Intel Xeon Silver 4215R in the 4XG7A63274 has a base frequency of 3.2 GHz and a maximum boost frequency of 4.0 GHz under single-core turbo conditions.

Q: How many cores and threads does the 4XG7A63274 provide?

A: The 4XG7A63274 delivers 8 physical cores and 16 logical threads via Intel Hyper-Threading, suitable for virtualization, enterprise application hosting, and compute workloads requiring balanced core-to-thread density.

Q: What is the maximum memory capacity supported by the 4XG7A63274?

A: The Intel Xeon Silver 4215R supports up to 1 TB of internal memory per processor, making it suitable for memory-intensive workloads such as in-memory databases and large virtual machine pools.

Q: Is the 4XG7A63274 compatible with dual-processor configurations?

A: Yes. When installed in the ThinkSystem SR650 — which supports dual-socket configurations — the 4215R uses two UPI links for inter-socket communication. Both processors should be matched for optimal NUMA performance in virtualized environments.

Marty Allison

The 4XG7A63274 hits a practical sweet spot that I find underappreciated in SR590/SR650 builds: the 4215R's 130W TDP keeps it within standard Lenovo cooling envelopes while the 4 GHz boost clock provides meaningful burst performance for latency-sensitive workloads that a lower-clocked 10-core or 12-core Silver can't match on a per-thread basis. For integrators building out virtualized surveillance management servers or converged infrastructure stacks, this processor option avoids the per-core licensing escalation you'd encounter moving up to 10-core or 12-core configurations.

Technical Highlights:

• 4.0 GHz Single-Core Boost: 800 MHz above base — gives SQL Server, vCenter, and similar single-threaded bottleneck workloads genuine burst headroom without requiring manual power management tuning.
• 11 MB L3 Cache / 16 Threads: On a VMware ESXi host running 15–20 light VMs, the cache depth reduces last-level cache misses meaningfully compared to shallower Cascade Lake configurations, keeping vCPU scheduling latency in check.
• Dual UPI Links: In a dual-socket SR650 build, two UPI links per processor reduce NUMA cross-socket latency — important if you're running memory-bound workloads like in-memory analytics or large NVR database backends across both sockets.

Deployment Considerations:

• Heatsink is not included — specify the correct Lenovo heatsink SKU for your SR590 or SR650 chassis airflow zone before ordering. Missing this step is the most common delay on processor upgrade projects.
• This is a platform-locked option kit. The 4215R in this kit carries Lenovo firmware entitlements; installing a retail-boxed 4215R in the same socket may produce XClarity inventory discrepancies and unsupported configuration warnings at POST.

Best fit for ThinkSystem SR650 dual-socket builds where the workload mix includes virtualization density and occasional latency-sensitive single-threaded bursts — a VMS server running Milestone XProtect or Genetec with SQL backend is a concrete example where the 4 GHz boost and 1 TB memory ceiling both earn their keep.