| Maximum Enclave Size Support for Intel® SGX | 8 GB |
| Maximum internal memory | 6000 GB |
| Supported instruction sets | SSE4.2, AVX, AVX 2.0, AVX-512 |
| System bus rate | 10.4 GT/s |
| Tcase | 76 °C |
| Processor base frequency | 2.8 GHz |
| Commodity Classification Automated Tracking System (CCATS) | G178966 |
| Launch date | Q2'21 |
| Intel® Speed Select technology - Performance Profile (Intel® SST-PP) | Y |
| Intel® Total Memory Encryption | Y |
| Intel® Crypto Acceleration | Y |
| Intel® Platform Firmware Resilience Support | Y |
| On-board graphics card | N |
| Discrete graphics card model | Not available |
| Memory clock speeds supported by processor | 2667 MHz |
| Processor generation | 3rd Generation Intel® Xeon® Scalable |
| Discrete graphics card | N |
| Intel Software Guard Extensions (Intel SGX) | Y |
| Harmonized System (HS) code | 85423119 |
| Market segment | Server |
| Status | Launched |
| Export Control Classification Number (ECCN) | 5A992CN3 |
| Supported memory types | DDR4-SDRAM |
| Intel® Transactional Synchronization Extensions | Y |
| Intel® Speed Shift Technology | Y |
| AVX-512 Fused Multiply-Add (FMA) units | 2 |
| Number of UPI links | 2 |
| Intel® Volume Management Device (VMD) | Y |
| Mode-based Execute Control (MBE) | Y |
| Memory speed (max) | 2667 MHz |
| Intel® Deep Learning Boost (Intel® DL Boost) | Y |
| Intel® Resource Director Technology (Intel® RDT) | Y |
| Intel® Optane™ DC Persistent Memory Supported | N |
| Package type | Retail box |
| Component for | Server/workstation |
| ECC | Y |
| Memory channels | Octa-channel |
| Processor ARK ID | 215275 |
| Maximum internal memory supported by processor | 6144 GB |
| Processor codename | Ice Lake |
| Processor package size | 77.5 x 56.5 mm |
| Processor socket | FCLGA4189 |
| Processor family | Intel Xeon Silver |
| Processor manufacturer | Intel |
| Processor model | 4309Y |
| Processor boost frequency | 3.6 GHz |
| Processor cores | 8 |
| Processor threads | 16 |
| Processor cache | 12 MB |
| PCI Express slots version | 4.0 |
| Processor lithography | 10 nm |
| Processor operating modes | 64-bit |
| Scalability | 2S |
| Thermal Design Power (TDP) | 105 W |
| On-board graphics card model | Not available |
| Maximum number of PCI Express lanes | 64 |
| Embedded options available | N |
| Execute Disable Bit | Y |
| Intel 64 | Y |
| Intel Trusted Execution Technology | 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 |
| Memory types supported by processor | DDR4-SDRAM |