Lenovo 4XG7A63436 SR630 V2 Gold 6338 32C 205W 2.0GHZ

Lenovo 4XG7A63436 Intel Xeon Gold 6338 32-Core Processor Option Kit

Overview

The Lenovo 4XG7A63436 is an Intel Xeon Gold 6338 processor option kit designed for the ThinkSystem SR630 V2 rack server. Built on Intel's 3rd Generation Xeon Scalable platform (Ice Lake), the Gold 6338 brings 32 cores and 64 threads to a single LGA 4189 socket — a meaningful density jump for workloads that demand parallel throughput without the footprint of a dual-socket configuration. At a 205W TDP and a 2.0 GHz base clock with a 3.2 GHz boost ceiling, this processor targets compute-intensive applications where sustained multi-threaded performance matters more than single-core burst speed.

For teams running server infrastructure in surveillance analytics, video management, or enterprise compute environments, processor selection in the SR630 V2 platform directly shapes how many concurrent workloads the system can sustain without throttling. The 4XG7A63436 positions itself in the middle of the Gold 6000-series stack — enough core density for demanding workloads, without moving into the thermal and power envelope of the higher-bin parts.

Key Features

• 32 Cores / 64 Threads: At 32 physical cores with simultaneous multithreading, this processor can handle 64 concurrent instruction streams. In a video management or analytics deployment, that translates directly into how many camera feeds, transcoding jobs, or AI inference tasks the host server can sustain before CPU becomes the constraint.
• 2.0 GHz Base / 3.2 GHz Boost: The 2.0 GHz base clock keeps power consumption manageable across all 32 cores under sustained load, while the 3.2 GHz boost handles latency-sensitive single-threaded tasks — useful when a VMS dashboard or database query needs a fast response alongside heavy background processing.
• Intel Application Boost Architecture (High/Low Priority Cores): The 6338 implements a tiered core structure: 12 high-priority cores clock at 2.2 GHz and 20 efficiency cores run at 1.8 GHz. Workload schedulers can route latency-sensitive processes to the high-priority group while background tasks consume the lower-frequency cores — a practical tool for mixed workload servers running both real-time analytics and batch jobs simultaneously.
• 48 MB L3 Cache: A 48 MB last-level cache reduces main memory round-trips on working sets that fit within it. For database-backed VMS deployments or AI inference pipelines with recurring model data, keeping hot data in L3 meaningfully cuts latency compared to DRAM access.
• 10 nm Ice Lake Lithography: The 10 nm process node improves instructions-per-clock and power efficiency compared to prior-generation 14 nm Cascade Lake parts. You get more compute per watt — relevant for dense rack deployments where cooling headroom is a constraint.
• 11.2 GT/s System Bus: The 11.2 GT/s UPI interconnect rate supports high-bandwidth data movement between the processor, memory controllers, and I/O subsystems. For storage-heavy surveillance servers reading from large NVMe arrays, bus bandwidth influences how quickly the CPU can pull data for processing.
• 64-bit Operating Mode / LGA 4189 Socket: The LGA 4189 socket is exclusive to the 3rd Gen Xeon Scalable family — if you're provisioning SR630 V2 systems for phased upgrades, this socket supports the full range of Ice Lake Xeon Scalable parts, giving you a defined upgrade path without a platform change.
• 205W TDP: At 205W, this is a high-thermal-envelope part. The SR630 V2's cooling system is rated to handle it, but rack-level power planning matters — confirm your PDU and UPS headroom accounts for full dual-socket TDP if the chassis is configured with two processors.

Integration and Compatibility

The 4XG7A63436 is a Lenovo option kit validated for the ThinkSystem SR630 V2 platform. Compatibility is platform-specific: the LGA 4189 socket and 3rd Gen Xeon Scalable architecture are not interchangeable with SR630 (V1) or other server families using different socket generations. Before ordering, confirm the target chassis is an SR630 V2 and that the system firmware is at a revision that supports Ice Lake processor additions — Lenovo publishes firmware compatibility matrices for this purpose.

From a software perspective, the 64-thread count is recognized by standard hypervisors including VMware vSphere, Microsoft Hyper-V, and KVM without additional licensing changes at the OS level, though per-socket or per-core licensing models in commercial software (Oracle, SQL Server, etc.) will factor the full 32-core count. If the server is destined for a VMS platform with per-server or per-CPU licensing, verify the license terms against the 32-core count before provisioning.

For security-focused deployments, pairing this processor with a PoE network switch infrastructure and a purpose-built surveillance storage array gives you a complete edge analytics stack. The 32-core compute headprint supports running AI-based video analytics — motion classification, object detection, license plate recognition — on-server rather than pushing that load to a separate appliance.

Frequently Asked Questions

Q: What server is the Lenovo 4XG7A63436 compatible with?

A: The 4XG7A63436 is a processor option kit validated for the Lenovo ThinkSystem SR630 V2. It uses the LGA 4189 socket and is specific to the 3rd Generation Intel Xeon Scalable (Ice Lake) platform. It is not cross-compatible with SR630 V1 or other Lenovo server families using different socket generations.

Q: What is the TDP of the Intel Xeon Gold 6338 in the 4XG7A63436?

A: The Intel Xeon Gold 6338 has a 205W TDP. This is a high-thermal-envelope processor — ensure your rack power distribution and cooling infrastructure can sustain the full draw, particularly in dual-socket SR630 V2 configurations.

Q: How many cores and threads does the Xeon Gold 6338 provide?

A: The Gold 6338 delivers 32 physical cores and 64 threads via Intel Hyper-Threading. The processor also implements a priority core architecture: 12 high-priority cores run at 2.2 GHz and 20 efficiency cores run at 1.8 GHz base frequency.

Q: What is the boost clock speed of the Xeon Gold 6338?

A: The processor boosts to 3.2 GHz on supported cores under appropriate thermal and power conditions, compared to its 2.0 GHz all-core base frequency.

Q: Is this processor suitable for AI or analytics workloads on a video surveillance server?

A: The 32-core / 64-thread configuration with 48 MB L3 cache is well-suited for parallel analytics workloads including AI-based video analytics (object detection, classification, license plate recognition). Whether it's sufficient depends on the number of concurrent streams and the inference framework in use — CPU-based inference scales with core count, but GPU acceleration is a better fit for very high stream counts.

Q: Does the 4XG7A63436 require a firmware update on the SR630 V2?

A: Lenovo recommends verifying that the SR630 V2 system firmware is at a revision that supports 3rd Generation Intel Xeon Scalable (Ice Lake) processors before installing this option kit. Check the Lenovo ServerProven compatibility matrix for your specific chassis firmware version.

Karl Wilson

When I spec the 4XG7A63436 for a customer, the first thing I point to is the tiered core architecture: 12 high-priority cores at 2.2 GHz and 20 efficiency cores at 1.8 GHz. That's not just a marketing construct — on a properly configured OS or hypervisor, it means latency-sensitive processes get routed to the faster cores while background I/O and batch jobs consume the lower-frequency pool. For a video management server running simultaneous live analytics and overnight clip exports, that distinction is operationally meaningful.

Technical Highlights:

• 32C/64T at 205W: You're getting a full 32-core Ice Lake die at 205W — that's the tradeoff vs. lower-TDP Gold parts. The compute density justifies the power draw in environments where the server is already provisioned for high-wattage CPUs, but it's a hard stop if your rack PDU is near capacity.
• 48 MB L3 Cache: On a surveillance analytics server processing concurrent AI inference jobs, 48 MB of shared L3 cache meaningfully reduces DRAM pressure for working sets that fit within it — inference model weights for lightweight detection tasks often fall in this range.
• 11.2 GT/s UPI: The high-speed interconnect is relevant when this processor is paired with fast NVMe storage in the SR630 V2. If you're writing high-bitrate video directly from the CPU to a local NVMe array, the bus bandwidth matters — slow interconnects create a hidden bottleneck that shows up as latency spikes under write load.

Deployment Considerations:

• The LGA 4189 socket is platform-locked to 3rd Gen Xeon Scalable. Before provisioning multiple SR630 V2 units for a large surveillance deployment, confirm all chassis are SR630 V2 (not V1) — the sockets are physically incompatible and a sourcing mix-up at scale is an expensive mistake.
• At 205W, dual-socket SR630 V2 configurations will draw close to 410W from CPU alone under sustained all-core load. Factor in memory, storage, and NIC power before signing off on rack power and UPS capacity — this is an easy miscalculation on dense deployments.

The 4XG7A63436 is a strong fit for mid-to-large enterprise video analytics deployments where the SR630 V2 is acting as the primary compute node — specifically when the workload mix includes concurrent AI inference, VMS processing, and database queries that benefit from the tiered core priority architecture rather than a flat-clock alternative.