Lenovo Xeon Silver 4309Y 2.8 GHz 8-Core 16 Threads Server Processor

Overview

The Lenovo 4XG7A63443 is a server processor built around the Intel Xeon Silver 4309Y, designed to handle enterprise workloads that require reliable and efficient processing power. With eight physical cores and sixteen threads, it provides ample capacity for virtualization hosts, database servers, and application clusters. The processor runs at a base clock of 2.8 GHz and can boost up to 3.6 GHz, ensuring responsiveness during peak demand periods.

Supporting up to 6.14 TB of DDR4 memory and featuring a 12 MB L3 cache, this CPU is well suited for memory-intensive tasks such as large virtual machines and in-memory databases. Its 10 nm architecture and 105 W thermal design power strike a balance between performance and energy efficiency, making it a practical choice for Lenovo servers certified for the Xeon Silver 4300 family.

Key features

• Eight cores and sixteen threads enable efficient multitasking and parallel processing for demanding server applications.
• Intel Turbo Boost technology increases clock speed up to 3.6 GHz to handle sudden workload spikes smoothly.
• Support for up to 6.14 TB of DDR4 memory allows for large datasets and virtual environments to operate without bottlenecks.
• 12 MB L3 cache reduces latency by keeping frequently accessed data close to the processor cores.
• Energy-efficient 105 W thermal design power helps maintain lower operating costs and thermal output in server racks.
• Compatibility with Lenovo servers certified for the Xeon Silver 4300 series simplifies upgrades and new deployments.

Key specs

• Processor model: Intel Xeon Silver 4309Y
• Cores: 8 physical cores
• Threads: 16 with Hyper-Threading
• Base clock speed: 2.8 GHz
• Turbo Boost speed: up to 3.6 GHz
• Cache: 12 MB L3
• Memory support: up to 6.14 TB DDR4
• Process technology: 10 nm
• Thermal design power (TDP): 105 W

Performance and reliability

This processor delivers consistent performance for enterprise environments where uptime and responsiveness are critical. Its multi-core design and Hyper-Threading support allow it to handle multiple virtual machines or database queries simultaneously without slowing down. The large memory capacity and cache size reduce data access delays, which is essential for analytics and real-time processing tasks.

Built on a modern 10 nm process, the CPU offers improved energy efficiency compared to older generations, helping data centers reduce power consumption and cooling requirements. Lenovo’s certification ensures that this processor integrates seamlessly with their server platforms, providing a stable and tested foundation for business-critical applications.

Ideal uses and environments

This processor is well suited for IT teams looking to consolidate older hardware or expand branch office infrastructure with reliable and scalable server performance. It supports workloads such as virtualization, database management, application hosting, and development clusters. Its balance of core count, memory support, and power efficiency makes it a strong choice for medium-sized enterprises and organizations that require dependable throughput without the premium cost of higher-tier CPUs.