Essentials | |
| Product Collection | Intel Core X-series Processors |
| Code Name | Products formerly Skylake |
| Vertical Segment | Desktop |
| Processor Number | i9-9940X |
| Status | Discontinued |
| Launch Date | Q4'18 (2018) |
| Lithography | 14 nm |
| Included Items | Please note: The boxed product does not include a fan or heat sink |
CPU Specifications | |
| # of Cores | 14 |
| # of Threads | 28 |
| Processor Base Frequency | 3.30 GHz |
| Max Turbo Frequency | 4.40 GHz |
| Cache | 19.25 MB Intel® Smart Cache |
| Bus Speed | 8 GT/s |
| # of QPI Links | 0 |
| Intel® Turbo Boost Technology 2.0 Frequency‡ | |
| TDP | 165 W |
Memory Specifications | |
| Max Memory Size (dependent on memory type) | 128 GB |
| Memory Types | DDR4-2666 |
| Max # of Memory Channels | 4 |
| Max Memory Bandwidth | 85 GB/s |
| ECC Memory Supported * | No |
Expansion Options | |
| Scalability | 1S Only |
| PCI Express Revision | 3.0 |
| Max # of PCI Express Lanes | 44 |
Package Specifications | |
| Sockets Supported | FCLGA2066 |
| Max CPU Configuration | 1 |
| Thermal Solution Specification | PCG 2017X |
| TJUNCTION | 88°C |
Advanced Technologies | |
| Intel Optane Memory Supported * | Yes |
| Intel Turbo Boost Max Technology 3.0 * | Yes |
| Intel Turbo Boost Technology * | 2.0 |
| Intel Hyper-Threading Technology * | Yes |
| Intel Virtualization Technology (VT-x) * | Yes |
| Intel Virtualization Technology for Directed I/O (VT-d) * | Yes |
| Intel 64 * | Yes |
| Instruction Set Extensions | Intel SSE4.1, Intel SSE4.2, Intel AVX2, Intel AVX-512 |
| # of AVX-512 FMA Units | 2 |
| Enhanced Intel SpeedStep Technology | Yes |
Security & Reliability | |
| Intel AES New Instructions | Yes |
| Execute Disable Bit * | Yes |
Ordering and spec information | |||||||
| Spec Code | Ordering Code | Shipping Media | Stepping | Recommended Customer Price | |||
| SREZ5 | CD8067304175600 | TRAY | M0 | $1387.00 | |||
| SREZ5 | BX80673I99940X | BOX | M0 | $1387.00 | |||
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