Description
Product description: Intel® Xeon® Gold 6238R
Intel® Xeon® Gold 6238R is an updated and significantly enhanced model of the Cascade Lake Refresh series, designed for highly loaded enterprise systems, virtualization, cluster solutions, and data analytics.
The processor combines 28 cores and 56 threadsprovide enormous computing power. A base frequency 2.2 GHz and Turbo Boost up to 4.0 GHz allows for efficient processing of mixed workloads: from virtual machines and containers to large databases and engineering tasks.
Generation Cascade Lake-R has significantly improved performance: Intel has increased the core count and improved power efficiency while maintaining compatibility with LGA3647 server platforms.
The Gold 6238R supports up to 1 TB of DDR4-2933, 48 PCIe 3.0 lanesmultiprocessor support 2Sand Intel Optane™ persistent memory, making it a strong choice for midrange and high-end servers.
Thanks to Intel DL Boost, RDT, Hyper-Threading, AVX-512 (2×FMA), and powerful Turbo technologies, this processor is capable of solving AI inference, big data processing, and financial modeling tasks.
Advantages of the Intel Xeon Gold 6238R
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28 cores / 56 threads — Powerful parallelism for virtualization and HPC
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Turbo Boost Up to 4.0 GHz — High performance in mission-critical tasks
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Platform Cascade Lake Refresh — Improved per-core performance
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Support Up to 1 TB of DDR4-2933 memory
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AVX-512 + DL Boost — Accelerate AI and engineering calculations
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Intel Optane Persistent Memory support
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Great for virtualized-heavy workload systems (VMware/Hyper-V/Proxmox)
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Energy-efficient TDP 165 W with high performance
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Enterprise-level reliability: Intel vPro, Run Sure, RDT
Optimal use cases
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Virtualization (ESXi, Hyper-V, KVM, Proxmox)
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Kubernetes clusters and cloud platforms
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Database: Oracle, PostgreSQL, MySQL, SAP
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Big Data / Analytics / Apache Spark
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High-frequency API request processing
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Machine learning (inference), numerical calculations
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Financial systems and modeling
Basic information
| Product Collection | 2nd Generation Intel® Xeon® Scalable Processors (Refresh) |
|---|---|
| Code Name | Cascade Lake Refresh |
| Vertical Segment | Server |
| Processor Number | 6238R |
| Lithography | 14 nm |
Processor Specifications
| Total Cores | 28 |
|---|---|
| Total Threads | 56 |
| Base Clock | 2.20 GHz |
| Maximum turbo frequency | 4.00 GHz |
| Cache | 38.5 MB |
| Max. Number of UPI links | 3 |
| TDP | 165 W |
Additional Information
| Marketing status | Launched |
|---|---|
| Launch Date | Q1 2020 |
| Status Service | ESU Notification Issued |
| End of Updates | June 30, 2025 |
| Built-in options | No |
Specifications Memory
| Maximum memory | 1 TB |
|---|---|
| Memory Types | DDR4-2933 |
| Memory speed | 2933 MHz |
| Number of Channels | 6 |
| Intel® Optane™ Support | Yes |
| ECC | Yes |
Expansion options
| Scalability | 2S |
|---|---|
| PCI Express version | 3.0 |
| Max. PCIe lanes | 48 |
Packaging Specifications
| Sockets supported | FCLGA3647 |
|---|---|
| Tcase | 80 °C |
| Packaging Dimensions | 76.0 mm × 56.5 mm |
Advanced Technologies
| Intel® DL Boost | Yes |
|---|---|
| Speed Select — Performance Profile | No |
| Speed Select — Base Frequency | No |
| Intel® RDT | Yes |
| Intel® Speed Shift | Yes |
| Turbo Boost | 2.0 |
| Hyper-Threading | Yes |
| TSX | Yes |
| Instructions | SSE4.2, AVX, AVX2, AVX-512 |
| AVX-512 FMA Units | 2 |
| Enhanced SpeedStep | Yes |
| Intel® VMD | Yes |
Security and Reliability
| Intel® vPro | Intel vPro® Platform |
|---|---|
| AES-NI | Yes |
| Intel® Trusted Execution | Yes |
| Execute Disable Bit | Yes |
| Intel® Run Sure | Yes |
| MBEC | Yes |
| VT-x | Yes |
| VT-d | Yes |
| VT-x with EPT | Yes |

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