SR2LG Intel Xeon E3-1220 V5 Quad-Core 3.00GHz 8.00GT/s 8MB L3 Cache Processor

The Intel Xeon E3-1220 V5 Quad-Core 3.00GHz Processor

The SR2LG Intel Xeon E3-1220 v5 processor represents a pivotal component within modern professional workstations, entry-level servers, and small-to-medium business computing environments. Built on a refined Skylake microarchitecture and designed for the LGA1151 socket, this quad-core CPU offers a balanced combination of frequency, energy efficiency, and workload scalability. Its 3.00GHz base clock speed, 8MB Intel Smart Cache, and 8.00GT/s DMI3 interconnect support make it an ideal choice for administrators, integrators, and enterprises seeking a processor optimized for reliability and consistency rather than mainstream consumer-oriented burst performance. The Xeon E3-1220 v5 aligns well with systems requiring stable operations such as web hosting servers, mail servers, business application platforms, entry-level virtualization nodes, and computationally intensive professional tasks.

Processor Architecture and Technology

Leveraging the Skylake microarchitecture, the Intel Xeon E3-1220 v5 offers remarkable improvements in speed, efficiency, and security. With an R0 stepping specification and CPU ID string 506E3, this model is tailored for durability and consistent output under demanding workloads.

Server-Class Performance 

The E3-1220 v5 delivers reliable processing speed with its 3.00 GHz base frequency and 8 MB L3 cache size, ensuring fast access to frequently used data. The absence of Hyper-Threading allows each of its 4 cores to handle tasks with minimal latency, making it ideal for controlled, predictable workloads.

Compatibility and System Integration

The Xeon E3-1220 v5 SR2LG fits into systems using the LGA 1151 socket type, making it suitable for a wide array of server and workstation motherboard configurations. It integrates reliably with Intel-based server infrastructures, ensuring long-term compatibility.

Skylake Microarchitecture Advantages

As a part of Intel’s 6th-generation CPU lineup, the Skylake microarchitecture introduces improvements over earlier generations in terms of instruction throughput and performance-per-watt efficiency. This ensures the SR2LG Intel Xeon E3-1220 v5 delivers sustained computing capabilities tailored to multitasking scenarios, computational analysis software, mid-volume data operations, and collaborative applications. The microarchitecture also refines the CPU’s ability to handle advanced vector extensions, memory-intensive tasks, and multithreaded environments where consistency is more valuable than raw peak performance.

Energy Consumption and Thermal Features

Designed with a thermal design power (TDP) of 80W, the processor provides a stable balance between performance and heat output. The voltage range of 0.55V–1.52V offers fine-tuned power control to meet demanding enterprise needs.

L3 Smart Cache Capacity

With an 8 MB shared L3 cache, this Xeon processor provides quick access to commonly used instructions, reducing delays and improving efficiency in multi-application scenarios.

Connectivity and Interconnect Enhancements

Efficient data transfer is crucial in modern server environments, and the Intel Xeon E3-1220 v5 ensures smooth communication thanks to its 8.00 GT/s DMI3 interface.

Optimized for Entry-Level Server 

LGA1151 Xeon processors are frequently deployed within compact rack servers, tower servers, and workstations responsible for mission-critical duties. These platforms often require CPUs capable of operating continuously for long durations while maintaining secure, non-disruptive compute cycles. Whether supporting company databases, basic virtualization workloads, storage servers, or development environments, this class of processors allows businesses to run essential applications without excessive infrastructure investments.

Compatibility With Server-Oriented Chipset Memory

One of the standout advantages of the Intel Xeon processor category is support for ECC (Error-Correcting Code) memory modules. ECC RAM mitigates the risk of data corruption, making these CPUs well-suited for environments where computational accuracy is a priority. Combined with server-optimized chipsets, the Xeon E3-1220 v5 offers advanced support for professional hardware interfaces and ensures high data fidelity. This distinction reinforces the CPU’s category placement as a dependable solution not only for enterprise-level operations but also for small businesses seeking professional-grade stability.

Improved Memory Reliability Through ECC Support

ECC memory support is particularly crucial when handling sensitive financial applications, medical data systems, research-oriented software, and archival databases. Even minor memory errors can lead to data inconsistencies or system crashes, but the ECC feature helps protect against random bit flips, enhancing the predictability and trustworthiness of the computing environment. This contributes further to the Xeon E3-1220 v5’s strong reputation within the entry-level server CPU category.

Quad-Core Efficiency

The SR2LG Xeon E3-1220 v5 processor includes four physical cores designed to execute high-volume tasks concurrently without over-reliance on simulated threads. While lacking Hyper-Threading, the quad-core configuration is intentionally tailored for professional environments where consistency is preferable to dynamic clock fluctuations often observed in consumer processors. This design approach ensures better heat distribution and sustained workload performance, aligning well with the needs of scalable server and workstation environments.

Multi-Core Performance 

Continuous uptime environments require processors that can maintain consistent core frequencies over extended timeframes. The Xeon E3-1220 v5’s balanced power delivery, thermal dissipation characteristics, and microarchitectural design allow it to handle multitasking workloads such as file hosting, database management systems, network monitoring tools, and development frameworks. Unlike processors that rely heavily on burst speeds, the Xeon remains reliable and predictable in its performance delivery.

Advanced DMI3 Support

The Intel Xeon E3-1220 v5 integrates the high-speed 8.00GT/s DMI3 (Direct Media Interface) bus, facilitating rapid communication between the CPU and the chipset. This ensures low-latency data transfer between system components including SATA storage devices, PCIe expansion cards, networking adapters, and memory controllers. Efficient interconnect bandwidth is especially important in server systems that require consistent response times and high data throughput. DMI3 enables smooth coordination between the CPU and supported hardware devices within a server or workstation chassis.

Interconnect Stability for Data Integrity

Maintaining low error rates during data transfer cycles is essential for server environments, making DMI3’s improved signal quality another valuable benefit. The Xeon E3-1220 v5 leverages these advantages to ensure uninterrupted communication, supporting consistent performance throughout extended server workloads even under challenging data-processing demands.