826846-L21 HPE CPU Kit Intel Xeon Silver 4110 2.10GHZ 8 Core Processor.

HPE 826846-L21 CPU Kit — Overview of the Intel Xeon Silver 

The HPE 826846-L21 CPU Kit Intel Xeon Silver 4110 2.10GHz 11MB L3 Cache TDP 85W 8 Core Processor is a purpose-built server-class processor option tailored for medium-density enterprise workloads. As part of Intel's Scalable family, the Xeon Silver 4110 provides a balanced blend of per-core performance, multi-threaded efficiency, and power efficiency — making it an ideal CPU choice for HPE ProLiant systems and comparable rack-mounted servers. This category focuses on the part number 826846-L21 specifically and explains why businesses choose this SKU for virtualization, database front-ends, web hosting, and general-purpose compute tasks.

Key technical specifications and what they mean for your server

Understanding the technical sheet unlocks practical insight into real-world performance. The primary specs for the Xeon Silver 4110 include:

• Base frequency: 2.10 GHz — steady baseline clock speed for sustained workloads.
• Cores / Threads: 8 cores with hyperthreading-capable threads (16 logical threads in many configurations) — improves parallel task throughput.
• L3 Cache: 11 MB — on-chip memory that reduces memory access latency for frequently used data.
• TDP (Thermal Design Power): 85W — practical guide for cooling and power provisioning.
• Socket compatibility: Intel LGA 3647 or LGA 1151/2011 variants depending on platform — important to confirm with HPE platform specs (refer to HPE ProLiant compatibility lists).

These factors together determine how the CPU behaves under load: the 2.10 GHz base ensures predictable single-thread performance, the 8 physical cores enable multi-threaded task handling, and the 11MB L3 cache helps latency-sensitive applications such as database caching and in-memory analytics.

Processor family and architecture advantages

The Xeon Silver series sits in the mid-tier of Intel's Scalable lineup and targets workloads requiring reasonable core count and modern platform features without the higher cost or thermal envelope of Gold and Platinum models. Advantages include:

• Support for modern instruction sets (e.g., AVX, AVX2 where applicable) that accelerate numeric and vector workloads.
• Platform-level features such as Intel RAS (Reliability, Availability, Serviceability) extensions for enterprise-grade resilience.
• Balanced price-to-performance ratio — attractive for organizations scaling out many servers rather than buying fewer, stronger nodes.

Compatibility and supported HPE systems

When categorizing server components, compatibility is critical. The HPE 826846-L21 kit was designed to integrate with specific HPE ProLiant models and Gen10 server families, and customers should verify compatibility against their exact chassis and firmware revision. Typical fitment includes:

• HPE ProLiant DL380 Gen10 and similar rack servers.
• Dual-socket and single-socket server configurations where the platform firmware accepts the Xeon Silver 4110.
• Systems requiring ECC memory support and enterprise BMC features.

Always cross-check HPE's official quickspecs and server support matrices for BIOS/firmware requirements — matching the CPU microcode and system ROM versions ensures stable operation and optimal performance.

Memory, I/O, and platform considerations

The CPU is one component of a larger platform. For the Xeon Silver 4110:

• Memory: Use of ECC DDR4 memory modules is recommended for error-correcting reliability. Memory channel population and DIMM speed will affect overall throughput.
• I/O lanes: The CPU's PCIe lanes and chipset combination determine expansion capability for NVMe storage, high-speed NICs, and accelerators.
• Storage interface: HPE servers often pair this CPU with RAID controllers, NVMe backplanes, and hot-swap bays for balanced storage performance.

Performance profiles and real-world workloads

The Xeon Silver 4110 is well-suited for a range of enterprise workloads. Example workload profiles:

Virtualization and hyperconverged infrastructure

With 8 physical cores, this CPU supports moderate virtualization densities: multiple small VMs or fewer large VMs with predictable CPU allocation. Hypervisor features such as Intel VT-x/VT-d enable efficient virtualization and device assignment. Typical use cases include:

• Medium-density VM hosts for branch services and SMB cloud deployments.
• Edge virtualization where power budget and thermal constraints are important.
• Hyperconverged nodes that balance storage, network, and compute within a shared resource pool.

Database and caching

Databases with a mix of read/write operations benefit from the Xeon Silver 4110's cache and memory subsystem. It's particularly effective for:

• OLTP workloads with moderate concurrent connections.
• Caching layers (Redis, Memcached) that need fast memory access and high core utilization for parallel requests.
• Analytic front-ends that pre-filter data before handing heavier loads to larger analytics clusters.

Web services and application servers

For web hosting and application server tasks, the combination of 8 cores and enterprise features deliver reliable throughput with predictable latency. Use cases:

• HTTP/HTTPS front-ends handling tens to low hundreds of concurrent connections depending on application complexity.
• Java or .NET application servers with moderate thread pools.
• Microservice hosts in a Kubernetes cluster where pods are distributed across many nodes.

Power and thermal design (TDP) implications

The 85W TDP for the Xeon Silver 4110 is an operational guideline for cooling and power provisioning. TDP affects:

• Required airflow and heatsink sizing in chassis.
• Rack-level power planning — expected peak draw per node helps calculate PDU capacity and UPS sizing.
• Thermal throttling thresholds — ensuring firmware and chassis provide adequate cooling to avoid downclocking under sustained load.

For dense rack deployments, the 85W TDP contributes to modest heat generation compared to higher-tier CPUs; nevertheless, administrators must still validate that rack ventilation and data center CRAC units handle aggregate thermal load.

Cooling best practices

• Follow HPE recommended heatsink and airflow configurations for your ProLiant model.
• Monitor inlet temperatures via iLO / BMC to catch hot-spots early.
• Ensure dust prevention and routine maintenance to preserve thermal performance over time.

BIOS, firmware, and microcode considerations

Server stability heavily depends on up-to-date BIOS, firmware, and CPU microcode. For HPE environments:

• Consult HPE Support Central for the correct ROM pack that includes the microcode for the Silver 4110.
• Install platform firmware updates during maintenance windows to avoid unexpected reboots.
• Test firmware updates in a staging environment before widespread deployment — this minimizes disruption across clusters.

Common firmware-related pitfalls

• Outdated BIOS may not recognize certain CPU features, causing suboptimal performance.
• Incompatible microcode can lead to erratic behavior under heavy AVX workloads — ensure HPE-provided ROM packs are used.
• Intermixing CPUs with different microcode levels in multi-socket systems can complicate diagnostics.

Reliability, availability, and serviceability (RAS)

Enterprise CPUs and platforms include RAS features to improve uptime. The Xeon Silver 4110 in HPE kits offers:

• Error-correcting memory support (ECC) — critical to prevent silent data corruption.
• Machine Check Architecture (MCA) for hardware error reporting and system event capture.
• Platform-level redundancy features when combined with HPE iLO and management tools.

Administrators should enable alerting and integrate hardware monitoring with existing systems (SNMP, syslog, or centralized monitoring) to detect early signs of component degradation.

Security features and platform hardening

Security at the silicon and platform layers reduces exposure to attacks. Key features and practices:

• Intel SGX / TXT support where available for secure enclaves (verify platform and CPU support before planning use).
• Secure Boot and HPE iLO firmware security updates to mitigate firmware-level vulnerabilities.
• Enforce least-privilege administrative access and segregate management network traffic for BMC access.

Hardening checklist

• Disable unused services in the server management network.
• Apply timely iLO security patches and rotate default credentials.
• Use network segmentation to isolate management interfaces from production traffic.

Content length and internal linking

Long-form category content helps cover the breadth of buyer intent. Combine this description with internal links to:

• Product detail pages for the HPE 826846-L21 kit and related SKUs.
• Compatibility matrices for HPE server families (ProLiant DL, ML lines).
• Support pages for BIOS and firmware downloads.

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Related accessories and complementary parts

When offering or stocking the HPE 826846-L21 kit, consider listing complementary items that buyers often need together:

• Compatible heatsinks and thermal interface kits specifically validated for HPE servers.
• ECC DDR4 DIMMs with the required density and speed for target workloads.
• Firmware ROM packs, iLO management licenses, and HPE Care Packs for extended support.
• High-efficiency power supplies and redundant PDUs for high-availability racks.

Bundling strategies

Bundling CPU kits with memory and firmware updates reduces friction for procurement teams and increases average order value. Consider pre-validated bundles: CPU + heatsink + memory kit + firmware image — ensuring plug-and-play compatibility for enterprise customers.

Use-case scenarios and deployment examples

Real deployment examples help buyers relate specs to outcomes. Below are hypothetical scenarios where the Xeon Silver 4110 makes sense:

Branch office consolidation

An organization consolidates multiple small application servers into a single rack node per branch. The Silver 4110 delivers enough cores for local services (DNS, AD-DS, file caching) while keeping power and cooling requirements modest.

Small cloud provider node

A cloud provider running many identical nodes selects the Silver 4110 to balance per-node cost and performance, enabling predictable scaling for shared hosting and platform-as-a-service offerings.

Test and development environment

Development clusters and CI/CD runners benefit from the predictable behavior and enterprise features at a lower cost point than higher-tier CPUs.

Search snippets and meta-content suggestions

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