| Maximum internal memory | 786432 MB |
| On-board graphics card | N |
| Memory clock speeds supported by processor | 2666 MHz |
| Tcase | 71 °C |
| Intel® vPro™ Platform Eligibility | Y |
| Intel® Optane™ Memory Ready | N |
| Market segment | Server |
| Status | Launched |
| Product family | Intel Xeon Processors |
| Intel Turbo Boost Max Technology 3.0 | N |
| Intel® Speed Shift Technology | Y |
| Supported instruction sets | AVX, AVX 2.0, AVX-512, SSE4.2 |
| Processor generation | 1st Generation Intel® Xeon® Scalable |
| Processor base frequency | 3.60 GHz |
| Component for | Server/workstation |
| ECC | Y |
| Memory channels | Hexa-channel |
| Product type | 4 |
| Processor ARK ID | 120499 |
| Processor code | SR3AV |
| Processor family | Intel® Xeon® Platinum |
| Processor model | 8156 |
| Processor boost frequency | 3.70 GHz |
| Processor cores | 4 |
| Processor threads | 8 |
| Processor cache | 16896 KB |
| Bus type | UPI |
| PCI Express slots version | 3.0 |
| Processor cache type | L3 |
| Processor lithography | 14 nm |
| Processor operating modes | 64-bit |
| Processor package size | 76 x 56.5 mm |
| Scalability | S8S |
| Stepping | H0 |
| Thermal Design Power (TDP) | 105 W |
| Maximum internal memory supported by processor | 768 GB |
| Conflict-Free processor | Y |
| Processor manufacturer | Intel |
| Processor codename | Skylake |
| Processor socket | LGA 3647 (Socket P) |
| Embedded options available | N |
| Enhanced Intel SpeedStep Technology | Y |
| Execute Disable Bit | Y |
| Intel 64 | Y |
| Intel Trusted Execution Technology | Y |
| Intel TSX-NI | Y |
| Intel Virtualization Technology (VT-x) | Y |
| Intel VT-x with Extended Page Tables (EPT) | Y |
| Intel® AES New Instructions (Intel® AES-NI) | Y |
| Intel® Turbo Boost Technology | 2.0 |
| Maximum number of PCI Express lanes | 48 |
| Memory types supported by processor | DDR4-SDRAM |