Intel Core i9-10940X CPU 3.3GHz (4.6GHz Turbo) LGA2066 X 10th Gen 19MB 14-Cores 28-Threads 165W Boxed no Fan Cascade Lake Essentials Product CollectionIntel® Core™ X-series Processors Code NameProducts formerly Cascade Lake Vertical SegmentDesktop Processor Numbe i9-10940X StatusAnnounced Launch DateQ4'19 Lithography14 nm Included ItemsPlease note: The boxed product does not include a fan or heat sink Performance # of Cores14 # of Threads28 Processor Base Frequency3.30 GHz Max Turbo Frequency4.60 GHz Cache19.25 MB Intel® Smart Cache Intel® Turbo Boost Max Technology 3.0 Frequency ‡4.80 GHz TDP165 W Supplemental Information Embedded Options AvailableNo DatasheetView now Memory Specifications Max Memory Size (dependent on memory type)256 GB Memory TypesDDR4-2933 Max # of Memory Channels4 ECC Memory Supported ‡No Processor Graphics Processor Graphics ‡N/A Expansion Options Scalability1S Only PCI Express Revision3.0 Max # of PCI Express Lanes48 Package Specifications Max CPU Configuration1 Thermal Solution SpecificationPCG 2017X TJUNCTION86°C Advanced Technologies Intel® Deep Learning Boost (Intel® DL Boost)Yes 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 ExtensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512 # of AVX-512 FMA Units2 Enhanced Intel SpeedStep® TechnologyYes Security & Reliability Intel® AES New InstructionsYes Execute Disable Bit ‡Yes