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| Product Collection | Intel Xeon Gold |
|---|---|
| Processor Number | 6256 |
| Total Cores | 12 |
| Total Threads | 24 |
| Max Turbo Frequency | 4.50 GHz |
| Processor Base Frequency | 3.60 GHz |
| Cache | 33 MB |
| Smart Cache | 33 MB |
| QPI Speed | 10.4 GT/s |
| Number of UPI Links | 3 |
| Max Memory Size | 1 TB |
| Memory Types | DDR4-2933 |
| Max # of Memory Channels | 6 |
| ECC Memory Supported | Yes |
| PCI Express Revision | 3.0 |
| PCI Express Configurations | x4, x8, x16 |
| Max # of PCI Express Lanes | 48 |
| Thermal Solution Specification | PCG-2019D |
| Max TDP | 205 W |
| Instruction Set | 64-bit |
| Instruction Set Extensions | Intel SSE4.2, Intel AVX, Intel AVX2, Intel AVX-512 |
| Socket | FCLGA3647 |
| Max CPU Configuration | 8 |
| Recommended Customer Price | $3900.00 |
| Launch Date | Q2'19 |
| Status | Launched |
| Lithography | 14 nm |
| Turbo Boost Technology | Turbo Boost 2.0 |
| vPro Technology | Yes |
| Hyper-Threading Technology | Yes |
Engineer's Note: The Intel Xeon Gold 6256 High-Frequency Server Processor | 4.50GHz Turbo | Extreme Single-Thread Performance pairs 12 cores / 24 threads with a 3.60 GHz base clock that boosts to 4.50 GHz on demand and 33 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. FCLGA3647 platform compatibility: matching sockets across your fleet simplifies spares management — one processor SKU covers many chassis generations, and upgrades become a socket swap rather than a board replacement. That matters at 3 a.m. when a node needs to be back in service before morning.
2. Scalability to 8-socket systems: in multi-socket servers the processors share memory over a coherent interconnect, letting a single OS instance use all cores and all RAM — the classic architecture for large relational databases and consolidation hosts.
3. 3.60 GHz base / 4.50 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. Memory platform on the Intel Xeon Gold 6256 High-Frequency Server Processor | 4.50GHz Turbo | Extreme Single-Thread Performance: support for DDR4-2933, up to 1 TB of RAM, 6 memory channels. This is the headroom in-memory databases and dense VM farms need — capacity for growth, bandwidth for the data streams in between.
5. 12 cores / 24 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.
For teams running latency-sensitive business applications, the Intel Xeon Gold 6256 High-Frequency Server Processor | 4.50GHz Turbo | Extreme Single-Thread Performance turns architectural decisions into predictable outcomes. Its 12-core layout sizes the node for expected concurrency, the 4.50 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: Do you offer bulk pricing for fleet upgrades?
A: Yes. Multi-socket refresh projects and fleet orders get consolidated pricing — request a quote through the form on this page with your target quantity, and our team responds with an offer typically within one business day.
Q: What memory does it require?
A: The platform supports DDR4-2933. 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: Is it new or refurbished? What warranty applies?
A: We offer both new and tested refurbished units — the condition is shown on each listing. All processors include a one-year warranty and pass functional testing (boot, memory controller, all cores) before dispatch.
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: What workloads suit 12-core processors best?
A: With 12 cores / 24 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.
