Intel Core i9-9900K Desktop Processor 8 Cores up to 5.0GHz Unlocked LGA1151 300 Series 95W (BX806849900K)

Name: Intel Core i9-9900K Desktop Processor 8 Cores up to 5.0GHz Unlocked LGA1151 300 Series 95W (BX806849900K)
Brand: Unbranded
SKU: B089J731BX
Price: 439.00 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-06

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

$439.00

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View Current Price on Amazon → Compare to similar processors

*Price sourced from Amazon.com. Last updated 2026-05-05. Price and availability subject to change.

Bottom line: The Intel Core i9-9900K Desktop Processor 8 Cores up to 5.0GHz Unlocked LGA1151 300 Series 95W (BX806849900K) is a niche pick — read recent reviews before buying in the processors category, priced around $439.00. Compare close alternatives before committing.

9th Gen Intel Core i9-9900K unlocked desktop processor. Features Intel Turbo Boost Technology 2.0 and offers Pro-level performance for gaming, creating, and overclocking. Thermal solution NOT included in the box. ONLY compatible with 300 series chipset based motherboard. 95W. Processor Base Frequency 3.60 GHz and Max Turbo Frequency 5.00 GHz. The Maximum Memory Bandwidth of this processor is 41.6 GB/s.

SpecPicks Verdict

SpecPicks scored Intel Core i9-9900K Desktop Processor 8 Cores up to 5.0GHz Unlocked… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the processors category. Compare with similarly-priced alternatives in the processors category before committing. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.

Common buyer scenarios for processors of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ 8 Cores/ 16 Threads
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

8 Cores/ 16 Threads
Up to 5.0 GHz Unlocked
Compatible with Intel 300 Series chipset based motherboards
Supports Intel Turbo Boost Technology
Supports Intel Optane Memory, no thermal solution included

Full Specifications

Brand	Intel
Turbo	Yes
Wattage	95 watts
Platform	Not Machine Specific
CPU Model	Core i9
CPU Speed	3.6 GHz
CPU Socket	LGA 1151
Model Number	BX806849900K
Mfr Part Number	BX806849900K
Processor Brand	Intel
Processor Count	1
Processor Speed	3.6 GHz
Secondary Cache	16 MB
CPU Manufacturer	Intel
Processor Series	Core i9
Processor Socket	LGA 1151
Processor Core Count	8
Warranty Description	3 Year Limited
Item Dimensions L x W	4.61"L x 4.41"W
Cache Memory Installed Size	16

Ready to buy?

Intel Core i9-9900K Desktop Processor 8 Cores up to 5.0GHz Unlocked LGA1151 300 Series 95W (BX806849900K) is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

View Current Price on Amazon →

*Price sourced from Amazon.com. Last updated 2026-05-05. Price and availability subject to change.