Customers find value in the overclocking capabilities, performance, and price of the Core i9-9900K. They appreciate the ease of installation and the noticeable upgrade it provides over previous models. While some users have concerns about its temperature and cost, many agree that it is a powerful and fast CPU.
This summary was generated by AI based on customer reviews.
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 3 Showing 41-60 of 452 reviews
Pros mentioned:
Overclocking, Performance
Rated 5 out of 5 stars
A great chip for z390 motherboards
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Posted . Owned for 1 week when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Intel platform is rock solid and 8 cores offee great performance. These chips OC well too, mine does over 5Ghz, though your mileage may vary 5ghz is not uncommon.
I would recommend this to a friend
Pros mentioned:
Processor speed, Temperature
Rated 5 out of 5 stars
Still a good processor choice. Get one.
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Posted . Owned for 10 months when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Purchased for Wife's computer build. Does the job, Overclocks to 5.0 GHZ on hybrid cooler, nice and steady temps and no issues. Performs very well.
I would recommend this to a friend
Brand response from Intel team
Posted .
Hello there. We are so happy to know that you are having a great experience with our 9th Generation Intel® Core™ i9-9900K Processor. That's amazing! We agree that this model delivers a new performance, gaming on a whole new level, and creativity without limits. It also powers up and customizes your gaming rig with up to 40 platform PCIe lanes giving you outstanding flexibility. Thank you for choosing Intel.
Pros mentioned:
Performance
Cons mentioned:
Price
Rated 5 out of 5 stars
Still the best mainstream processor for gaming!
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Extremely pricey but still the best when it comes to gaming. Other than that, AMD's processors at the same price point are a better value and better performance-wise outside of gaming.
I would recommend this to a friend
Pros mentioned:
Performance, Processor speed
Rated 5 out of 5 stars
Fast!!!
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
The processor is phenomenal. Video editing, gaming, and regular tasks are handled with no problems. I can’t imagine using anything else. Premier pro, photoshop, after effects all run great!
I would recommend this to a friend
Pros mentioned:
Overclocking, Performance
Rated 5 out of 5 stars
Very fast overclocking
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Posted . Owned for 8 months when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
I was lucky enough to purchase the 9900 K that is able to over o’clock to 5.1 GHz. Gaming on this set up was perfect with a parent 2080 TIRTX
I would recommend this to a friend
Brand response from Intel team
Posted .
Hello there. We are so happy to know that you are having a great experience with our 9th Generation Intel® Core™ i9-9900K Processor. That's amazing! We agree that this model delivers a new performance, gaming on a whole new level, and creativity without limits. It also powers up and customizes your gaming rig with up to 40 platform PCIe lanes giving you outstanding flexibility. Thank you for choosing Intel.
Pros mentioned:
Overclocking, Performance
Rated 5 out of 5 stars
amazing CPU
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
This is the best Intel processor available at the mid level price range. Great performance right out the legendary engram they send it in. Overclocks very well.
I would recommend this to a friend
Pros mentioned:
Performance
Rated 5 out of 5 stars
Doesn't get much better
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Posted . Owned for 8 months when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
I purchased this CPU as an upgrade for my son, which had a i5 processor.
Since he uses his PC so often for both school and gaming, I believe it was well worth the upgrade and I expect this CPU to last him many years.
While there wasn't much of a lack of performance before the upgrade, the PC is noticeably quicker after the upgrade. Paired with a GTX 3090, this is the ultimate gaming PC configuration in 2021 / 2022.
I would recommend this to a friend
Pros mentioned:
Performance
Rated 5 out of 5 stars
Noticeable gaming difference in i7 and i9.
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
I bought my computer in 2018 and it was probably the best you could buy...gaming ibuypower i7th 9th gen with SSDs, 16G RAM, 850W power supply, an ACER gaming 144Hz 27inch monitor etc. I wanted to upgrade to get another 4 years of good gaming performance. I did not expect the difference to jump out at me...(I was playing the disappointing cyberpunk 2077) but it was very noticeable. Due go Covid, I did not install until 2 weeks ago. The bus architecture would not allow going to i10. Best Buy installed for free as I have TTS.
I would recommend this to a friend
Pros mentioned:
Processor speed, Temperature
Rated 5 out of 5 stars
Great cpu
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
I was in need of a CPU upgrade. I was running an old AMD fx cpu. This one is not disappointing me at all! Was able to run a stable 5 ghz on all cores with lower temps.
I would recommend this to a friend
Pros mentioned:
Processor speed
Rated 5 out of 5 stars
Great CPU but cost is a bit to high
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
I upgraded to this from a 2600K OCed to 4.4ghz. It was time to upgrade since I game at 1080p and I know that I was being limited by my CPU. I was able to get the 9900K to run sable at 5.2ghz all threads at 1.35v. I do run a custom watercooling loop with temps never going over 75c. I paired this with a MSI MEG Z390 ACE with Cosair LPX 2x16gb ram. Over all this was a great upgrade and will last me years to come.
I would recommend this to a friend
Pros mentioned:
Overclocking, Performance
Rated 5 out of 5 stars
Strong
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
Overclocked easily to 5ghz...demolishes every game and lets me stream without any lag or choppiness. A little pricey but you get what you pay for
I would recommend this to a friend
Pros mentioned:
Processor speed
Rated 5 out of 5 stars
Beast of a CPU
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
The Intel core i9-9900k is great for workstation applications.
With the addition of hyper-threading and a higher boost clock, the i9 handles CPU-intensive workstation processes much better than its i7 counterpart.
However, if just gaming, there is no substantial improvement over the i7-9700k. The same applies for general multitasking.
Overall, the i9 dominates workstation applications but is not worth it just for gaming.
I would recommend this to a friend
Pros mentioned:
Performance, Processor speed
Rated 5 out of 5 stars
good solid CPU
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Posted . Owned for 3 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
my review for the i9 9900k is a great cpu, very powerful used it for my first pc build and love it. Took 2 days to build. Overall great product.
I would recommend this to a friend
Pros mentioned:
Ease of use, Processor speed
Rated 5 out of 5 stars
Intel i9 cpu
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Posted . Owned for 1 month when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Very high performance intel i9 cpu. Performs Very well. Easy to install. We used it to build high end performance gaming desktop.
I would recommend this to a friend
Pros mentioned:
Overclocking, Processor speed
Rated 5 out of 5 stars
Great Performance and Overclocking
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Posted . Owned for less than 1 week when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
The i9-9900K is a great performance processor for the price. It has a great turbo boost and is the perfect candidate for Overclocking.
I would recommend this to a friend
Pros mentioned:
Overclocking, Processor speed
Rated 5 out of 5 stars
9900k what can u say
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Posted . Owned for 3 months when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
9900k great CPU what can u say.
overclocked to 5.0ghz on a cheap 240mm aio
not avx stable oh well everyday stable tho
I would recommend this to a friend
Brand response from Intel team
Posted .
Hello there. We are so happy to know that you are having a great experience with our 9th Generation Intel® Core™ i9-9900K Processor. That's amazing! We agree that this model delivers a new performance, gaming on a whole new level, and creativity without limits. It also powers up and customizes your gaming rig with up to 40 platform PCIe lanes giving you outstanding flexibility. Thank you for choosing Intel.
Pros mentioned:
Processor speed
Rated 5 out of 5 stars
Powerful
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Posted . Owned for 2 weeks when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
The most powerful processor I've ever owned. With an SSD copilot, it absolutely crushes load times and processing on complex strategy games like Civilization or Cities: Skylines. With a fairly simple fan cooler and an adequately ventilated case, keeps to the high 60s C under load.
In terms of raw power I suspect AMD's offerings have it beat, and already did on price point.
Either way I've been an Intel man since the 90s and this processor's performance has given me no reason for that to change.
I would recommend this to a friend
Pros mentioned:
Processor speed
Cons mentioned:
Price
Rated 5 out of 5 stars
Great
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Posted . Owned for 4 months when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Extremely fast and great. Expensive, close to the top in performance. With an intel build it was hard to buy a better CPU.
I would recommend this to a friend
Pros mentioned:
Overclocking, Performance
Rated 5 out of 5 stars
Excellent CPU
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Posted . Owned for 6 months when reviewed.
This reviewer received promo considerations or sweepstakes entry for writing a review.
Amazing CPU. Has been able to chew through everything thrown at it. Highly recommend you water cool it if you plan on overclocking.
I would recommend this to a friend
Pros mentioned:
Processor speed
Rated 5 out of 5 stars
Blistering performance, hot temps
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Posted .
This reviewer received promo considerations or sweepstakes entry for writing a review.
I wanted a processor that isamazing at both gaming as well as my workstation tasks, so I decided to spoil myself with this processor in my build. I am regularly seeing upwards of 4.7-5ghz without even overclocking, and my 2080 is bottleneckijg my CPU considerably instead of the reverse happening like when I had my old CPU. Despite the price, I am very happy I bought this CPU.