Product CollectionIntel® Core™ X-series Processors

Code NameProducts formerly Cascade Lake

Vertical SegmentDesktop

Processor Numberi9-10900X

Lithography14 nm

Included ItemsPlease note: The boxed product does not include a fan or heat sink

Performance Specifications

# of Cores10

# of Threads20

Processor Base Frequency3.70 GHz

Max Turbo Frequency4.50 GHz

Cache19.25 MB Intel® Smart Cache

Bus Speed8 GT/s DMI3

Intel® Turbo Boost Max Technology 3.0 Frequency ‡4.70 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

Max Memory Bandwidth94 GB/s

ECC Memory Supported ‡No

Expansion Options

Scalability1S Only

PCI Express Revision3.0

Max # of PCI Express Lanes48

Package Specifications

Sockets SupportedFCLGA2066

Max CPU Configuration1

Thermal Solution SpecificationPCG 2017X

TJUNCTION94°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