Intel Xeon Gold 6238 22c/44t 2.1GHz-3.7GHz 140W (CD8069504283104)

Intel Xeon Gold 6238: High-Core-Count Enterprise CPU for Dense Virtualization and Data-Intensive Workloads

The Intel Xeon Gold 6238 is a high-core-count processor in the Cascade Lake lineup, designed for organizations that require robust parallel performance, strong memory bandwidth and predictable scalability across multi-socket enterprise servers. With 22 cores and 44 threads, the 6238 targets compute environments where throughput and workload density matter more than raw per-core frequency. It offers a balanced position within the Xeon Gold 62xx family, delivering strong parallel processing without the significantly higher cost and thermal load of top-end 28-core and Platinum models.

Running at a 2.1 GHz base clock with turbo speeds up to 3.7 GHz, the Xeon Gold 6238 is well-suited for virtualization clusters, high-density container orchestration, distributed databases, HPC workloads, data analysis pipelines and large-scale enterprise applications that execute many concurrent tasks. Its core count makes it particularly effective in environments with numerous lightly to moderately threaded processes, such as microservices architectures, multi-tenant cloud nodes and mixed VM deployments.

One of the defining advantages of the 6238 is its large 30.25 MB L3 cache combined with generous L2 cache capacity, which provides strong memory locality for data-heavy tasks. This architectural balance benefits workloads including distributed analytics systems, in-memory databases, multi-layer application servers and real-time data aggregation frameworks used in enterprise decision-making and automation. The processor is able to keep more active working sets close to the cores, reducing latency penalties and improving overall throughput.

As part of the Cascade Lake generation, the Xeon Gold 6238 supports six-channel DDR4 memory up to 2933 MHz and can address up to 1 TB of RAM per socket. This high-bandwidth memory platform is essential for scientific computing, AI preprocessing nodes, enterprise SaaS backends and large virtualization hosts. Compared to older Xeon E5 platforms, the transition to six-channel memory and improved memory controllers has been observed to significantly reduce latency and improve stability under mixed and bursty load patterns.

The processor also excels in dual-socket configurations. A pair of Xeon Gold 6238 CPUs provides 44 cores and 88 threads with abundant memory channels and shared PCIe bandwidth, making it suitable for large-scale storage controllers, distributed compute clusters, Kafka or Spark nodes and scalable web and application infrastructures. With 48 PCIe 3.0 lanes per CPU—96 in a dual-socket system—the platform supports dense NVMe storage arrays, RDMA-capable network adapters, accelerator cards and FPGA modules without introducing critical I/O bottlenecks.

As a second-generation Xeon Scalable processor, the 6238 integrates hardware-level mitigations for Spectre, Meltdown, L1TF and MDS vulnerabilities. This is especially important for financial institutions, cloud providers and enterprises operating under compliance and security requirements, where consistent performance under hardened configurations is mandatory.

Although the 140 W TDP is higher than that of Xeon Gold 52xx models, it remains manageable in modern 2U and 4U server platforms. In many real-world deployments, integrators highlight that the 6238 offers an efficient core-per-watt profile relative to its class, particularly in sustained multi-thread workloads that benefit from its balanced frequency curve, cache hierarchy and memory bandwidth.

In practice, the Intel Xeon Gold 6238 is often used as a dependable workhorse for scalable enterprise clusters. Its combination of 22 cores, strong memory subsystem and broad I/O capabilities makes it a compelling choice for virtualization farms, distributed compute services, analytics platforms and data-heavy enterprise systems. Positioned between mainstream Xeon Gold and high-end Platinum configurations, it delivers excellent parallel performance while maintaining cost efficiency and operational stability.