Intel Core i9-9900X Review & Specs

Intel Core i9-9900X X-Series 10 Cores 4.4GHz Turbo Unlocked LGA2066 X299 165W (999AC5)

Intel Core i9-9900X X-Series 10 Cores 4.4GHz Turbo Unlocked LGA2066 X299 165W (999AC5)

- Intel

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10 Cores/20 Threads
3.50 GHz up to 4.40 GHz Max Turbo Frequency/19.25 MB Cache
Quad DDR4-2666 Memory channels
Compatible only with Motherboards based on Intel x299 chipsets
Intel Optane Memory supported


Specs Overview

Model BX80673I99900X
Release Date December 2018

* First availability for purchase, it may not correspond to the actual market launch date.

Series Core i9 X-Series
Core Name Skylake X
Socket LGA2066
Integrated Graphics None
CPU Cores 10
CPU Threads 20
CPU Clock Rate 3500MHz
CPU Turbo Clock Rate 4400MHz
TDP 165W
CPU Cooler included
Manufacturing Process 14 nm
Maximum Supported Memory 128GB
Cache L3 19.25MB

Intel Core i9-9900X Performance comparison with similar Processors

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Core i9-9900x X-Series Processor 10 cores up to 4.4GHz Turbo unlocked LGA2066 x299 series 165W processors


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