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| Product Collection | Intel Xeon Gold |
|---|---|
| Processor Number | 5218T |
| Total Cores | 16 |
| Total Threads | 32 |
| Max Turbo Frequency | 3.80 GHz |
| Processor Base Frequency | 2.10 GHz |
| Cache | 22 MB |
| Bus Speed | 10.4 GT/s UPI |
| Number of UPI Links | 2 |
| UPI Speed | 10.4 GT/s |
| Max Memory Size | 1 TB |
| Memory Types | DDR4-2666 |
| Max Memory Channels | 6 |
| ECC Memory Supported | Yes |
| PCI Express Revision | 3.0 |
| PCI Express Lanes | 48 |
| Thermal Solution Specification | PCG 2019D |
| Max TDP | 115 W |
| Instruction Set | 64-bit |
| Instruction Set Extensions | Intel SSE4.2, Intel AVX, Intel AVX2, Intel AVX-512 |
| Socket | FCLGA3647 |
| Max CPU Configuration | 2 |
| Recommended Customer Price | N/A |
| Launch Date | Q2'19 |
| Lithography | 14 nm |
| Scalability | Up to 2S |
| Max Memory Speed | 2666 MHz |
Engineer's Note: The Intel Xeon Gold 5218T pairs 16 cores / 32 threads with a 2.10 GHz base clock that boosts to 3.80 GHz on demand and 22 MB of on-die cache, making it a drop-in candidate for latency-sensitive business applications. Its FCLGA3647 socket means it slots into existing platforms without board redesign. Positioned as the workhorse tier of the Scalable family, balancing per-core speed and core density, it is built for sustained multi-user workloads.
1. 22 MB of shared cache: a large last-level cache keeps hot working sets on-die, cutting memory round-trips for databases and compilers. Fewer main-memory accesses translate directly into lower average latency and better tail performance under load — often the difference you feel before any benchmark confirms it.
2. 16 cores / 32 threads: hardware multi-threading lets each physical core run two instruction streams, so concurrent workloads — latency-sensitive business applications — share the die without context-switch overhead. When you size licenses or plan VM placement, thread count is the number the scheduler actually sees.
3. 2.10 GHz base / 3.80 GHz turbo: the frequency governor drops light threads onto boosted cores, so single-threaded paths (license checks, stored procedures, log processing) finish fast while background jobs keep the remaining cores saturated. The result is responsive interactive performance without sacrificing aggregate throughput.
4. Scalability to 2-socket systems: in multi-socket servers the processors share memory over a coherent interconnect (10.4 GT/s UPI), letting a single OS instance use all cores and all RAM — the classic architecture for large relational databases and consolidation hosts.
5. Memory platform on the Intel Xeon Gold 5218T: support for DDR4-2666, up to 1 TB of RAM. This is the headroom in-memory databases and dense VM farms need — capacity for growth, bandwidth for the data streams in between.
If your roadmap includes latency-sensitive business applications, the Intel Xeon Gold 5218T turns architectural decisions into predictable outcomes. Its 16-core layout sizes the node for expected concurrency, the 3.80 GHz turbo headroom keeps interactive paths responsive, and 1 TB of addressable memory gives the platform room to grow. Every unit passes functional testing before shipment, and our bulk-pricing desk keeps multi-socket refresh projects inside budget.
Q: What memory does it require?
A: The platform supports DDR4-2666. Use ECC registered memory (RDIMM/LRDIMM) — desktop UDIMMs are not compatible with Xeon sockets. Faster modules will downclock to the processor's rated speed.
Q: Can I mix this processor with different models in the same server?
A: In multi-socket servers, matched processors (same model, same stepping) are strongly recommended. Mixed models can cause boot failures or instability because memory controllers and QPI/UPI links negotiate to the lowest common configuration.
Q: Does this CPU include a cooler?
A: Server processors are typically installed with chassis-specific heat sinks, so none is included. Match the heat sink to your server model for correct airflow direction — our team can advise on the right part.
Q: What workloads suit 16-core processors best?
A: With 16 cores / 32 threads, this processor is sized for multi-threaded server workloads: virtualization hosts, database servers, and application consolidation. Single-threaded-light environments (file servers, internal tools) will leave headroom unused.
Q: Is the Intel Xeon Gold 5218T compatible with my server?
A: The Intel Xeon Gold 5218T uses the FCLGA3647 socket. Check your motherboard's qualified processor list — any chassis with that socket and matching BIOS support will run it. Our team can confirm compatibility if you share your server model.
