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| Product Collection | Xeon Platinum |
|---|---|
| Processor Number | 8156 |
| Total Cores | 4 |
| Total Threads | 8 |
| Max Turbo Frequency | 3.7 GHz |
| Processor Base Frequency | 3.6 GHz |
| Cache | 16.5 MB |
| UPI Speed | 10.4 GT/s |
| Max Memory Speed | 2666 MHz |
| Max Memory Size | 768 GB |
| Memory Types | DDR4-2666 |
| Max # of Memory Channels | 6 |
| PCI Express Revision | 3.0 |
| PCI Express Configurations | x4, x8, x16 |
| Max # of PCI Express Lanes | 48 |
| Intel Optane Persistent Memory Support | Yes |
| Intel Speed Shift Technology | Yes |
| Intel Turbo Boost Technology | 2.0 |
| Intel Hyper-Threading Technology | Yes |
| Intel Virtualization Technology (VT-x) | Yes |
| Intel VT-x with Extended Page Tables (EPT) | Yes |
| Instruction Set | 64-bit |
| Instruction Set Extensions | SSE4.2, AVX, AVX2, AVX-512 |
| Thermal Solution Specification | 85°C |
| Max Thermal Design Power (TDP) | 105 W |
| Compatible Chipset(s) | Intel C620 Series |
| Package Size | 76.0mm x 56.5mm |
| Sockets Supported | FCLGA3647 |
| Intel vPro Technology | No |
| Intel Trusted Execution Technology | Yes |
| Status | Launched |
| Launch Date | Q3'17 |
| Lithography | 14 nm |
Engineer's Note: The Intel Xeon Platinum 8156 High Frequency pairs 4 cores / 8 threads with a 3.6 GHz base clock that boosts to 3.7 GHz on demand and 16.5 MB of on-die cache, making it a drop-in candidate for large-scale virtualization hosts and in-memory databases. Positioned as the top tier of Intel's Scalable lineup, built for maximum throughput and platform reliability, it is built for sustained multi-user workloads.
1. 4 cores / 8 threads: hardware multi-threading lets each physical core run two instruction streams, so concurrent workloads — large-scale virtualization hosts and in-memory databases — share the die without context-switch overhead. When you size licenses or plan VM placement, thread count is the number the scheduler actually sees.
2. 3.6 GHz base / 3.7 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.
3. 16.5 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.
4. Memory platform on the Intel Xeon Platinum 8156 High Frequency: support for DDR4-2666, up to 768 GB 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. Platform positioning: the Intel Xeon Platinum 8156 High Frequency belongs to the top tier of Intel's Scalable lineup, built for maximum throughput and platform reliability, which sets expectations for what it should and should not run. Match the tier to the workload — over-provisioning wastes budget, under-provisioning burns weekends.
If your roadmap includes large-scale virtualization hosts and in-memory databases, the Intel Xeon Platinum 8156 High Frequency turns architectural decisions into predictable outcomes. Its 4-core layout sizes the node for expected concurrency, the 3.7 GHz turbo headroom keeps interactive paths responsive, and 768 GB 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: Is the Intel Xeon Platinum 8156 High Frequency compatible with my server?
A: The Intel Xeon Platinum 8156 High Frequency uses the platform-standard socket. Verify your board's supported processor list before purchase. Our team can confirm compatibility if you share your server model.
Q: What is the thermal design power?
A: The TDP is listed in the specifications table. It stays within standard server cooling envelopes for the platform generation.
Q: What workloads suit 4-core processors best?
A: With 4 cores / 8 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: 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: 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.
