Intel Xeon Gold 6346 CPU Full Specification and Features
The Intel Xeon Gold 6346 is a high-performance 3rd Gen Intel Xeon Scalable server processor built on the advanced Ice Lake-SP architecture. Designed for enterprise and data center workloads, this CPU offers a strong balance of single-thread and multi-thread performance, robust memory support, extensive PCIe connectivity, and modern Intel platform technologies.
With 16 physical cores and 32 threads, high base and turbo frequencies, and support for eight-channel DDR4 memory, the Xeon Gold 6346 delivers excellent performance for virtualization, database processing, cloud infrastructure, and general server tasks. Its power and feature set make it ideal for demanding enterprise environments.
Key Highlights
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Enterprise-grade server processor from Intel’s Xeon Scalable 3rd Gen family
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16 cores, 32 threads for strong parallel workload handling
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High base clock of 3.1 GHz with turbo boost up to 3.6 GHz
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Large 36 MB shared L3 cache for improved data access
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Eight-channel DDR4-3200 memory support with large capacity
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PCIe 4.0 support with up to 64 lanes
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Advanced Intel platform technologies for security, virtualization, and performance scalability
General CPU Specifications
| Parameter | Specification |
|---|---|
| CPU Model | Intel Xeon Gold 6346 |
| Series | 3rd Generation Intel Xeon Scalable |
| Architecture | Ice Lake-SP |
| Process Technology | 10 nm |
| Socket | LGA 4189 |
| Cores | 16 physical cores |
| Threads | 32 simultaneous threads |
| TDP | 205 W |
| Max Temperature (Tcase) | 78 °C |
| UPI Speed | 11.2 GT/s |
| UPI Links | Up to 3 |
Clock and Cache Specifications
| Parameter | Value |
|---|---|
| Base Frequency | 3.10 GHz |
| Max Turbo Frequency | 3.60 GHz |
| L1 Cache | Per-core L1 instruction and data caches |
| L2 Cache | Per-core dedicated cache |
| L3 Cache | 36 MB shared Smart Cache |
Memory Support
| Feature | Details |
|---|---|
| Memory Type | DDR4 |
| Maximum Memory Speed | 3200 MT/s |
| Memory Channels | 8 (octa-channel) |
| Maximum Memory Capacity | Very high capacity per socket |
| ECC Support | Yes |
| Optane Persistent Memory Support | Yes |
I/O and Expansion
| Feature | Specification |
|---|---|
| PCIe Version | PCI Express 4.0 |
| Max PCIe Lanes | 64 lanes |
| Scalability | Supports 2-socket systems |
Advanced Intel Technologies
The Xeon Gold 6346 supports a suite of Intel performance, security, and manageability technologies:
| Feature | Supported |
|---|---|
| Intel Hyper-Threading Technology | Yes |
| Intel Turbo Boost Technology | Yes |
| Intel Virtualization Technology (VT-x) | Yes |
| Intel Virtualization Technology for Directed I/O (VT-d) | Yes |
| Intel Speed Select Technology | Yes |
| Intel Deep Learning Boost (DL Boost) | Yes |
| Intel Resource Director Technology (RDT) | Yes |
| Intel AES New Instructions (AES-NI) | Yes |
| AVX-512 & Advanced Vector Extensions | Yes |
Typical Use Cases
The Xeon Gold 6346 is engineered for demanding server environments, including:
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Virtualized infrastructure and multi-tenant cloud platforms
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Large-scale databases and analytics workloads
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High-performance enterprise applications
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Software-defined storage and networking functions
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Compute-intensive enterprise services
Summary
The Intel Xeon Gold 6346 CPU is a powerful server processor that combines robust multicore performance with modern memory and I/O capabilities. Its balanced design, advanced instruction sets, and enterprise-class features make it well-suited for a wide range of critical workloads in data centers and cloud facilities. With high clock speeds and extensive platform support, the Xeon Gold 6346 delivers reliable performance for both general-purpose and specialized compute environments.
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