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Customer Ratings & Reviews

Customer reviews

Rating 4.7 out of 5 stars with 886 reviews

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Rating by feature

  • Value

    Rating 4.4 out of 5 stars

  • Quality

    Rating 4.7 out of 5 stars

  • Ease of Use

    Rating 4.6 out of 5 stars

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93%would recommend to a friend

Customers are saying

Customers are satisfied with the XTM70 Extreme Performance Thermal Paste, especially its overall performance and thermal conductivity, with many reporting significant drops in CPU temperature when using liquid cooling setups. Users also appreciate the ease of applying the thermal paste. However, some customers have noted concerns about the texture of the paste.

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 4 Showing 61-80 of 886 reviews
  • Pros mentioned:
    Overall performance, Thermal conductivity

    Rated 5 out of 5 stars

    Excellent thermal paste for high-performance build

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    Posted . Owned for 8 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I used this thermal paste on my gaming PC build, and the results were fantastic. Application was smooth and easy thanks to the included spreader, and I noticed lower CPU temperatures right away compared to my previous paste. It delivers excellent heat transfer, which helps keep my system stable during long gaming or heavy workloads. Definitely worth it if you want top-tier cooling performance.

    I would recommend this to a friend
  • Pros mentioned:
    Application ease, Thermal conductivity

    Rated 5 out of 5 stars

    Thermal paste

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Easy to use product, i highly recommend using this if your system is over heating

    I would recommend this to a friend
  • Pros mentioned:
    Application ease, Overall performance
    Best Buy Employee

    Rated 5 out of 5 stars

    Nice product

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    Best Buy Employee
    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    My go to thermal compound for all my needs. Decent price and easy to use as well as comes with a spatula and stencils.

    I would recommend this to a friend
  • Pros mentioned:
    Thermal conductivity
    Cons mentioned:
    Texture

    Rated 5 out of 5 stars

    Excellent performance for way to high of a price

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    Posted . Owned for 3 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It’s way too expensive for what it is. That being said if you find yourself without thermal paste and need something you can just walk into a store and get I would highly recommend this. The past is incredibly thick I tried to spread it all over the cpu but had trouble doing so I would recommend just applying a pea size amount and letting your cooler spread it. Thermal performance is more or less same as other cheaper pastes however this paste does seem to not have any sort of pump out like other pastes do. After two hours of stress testing my cpu maxed out at a temp of 81 c a 7800x3d with a cheap 360mm aio and a -30 offset.

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance, Thermal conductivity

    Rated 5 out of 5 stars

    Good paste, a little tedious to spread

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Working great so far, keeping a 3900x nice and cool under load. A little tedious to spread

    I would recommend this to a friend
  • Pros mentioned:
    Thermal conductivity

    Rated 5 out of 5 stars

    Good paste to keep your CPU cool.

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    Posted . Owned for more than 2 years when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This is my third or fourth tube of this thermal paste. It works well. Thermals on the machines that I have used it on are great (they are using all in one water coolers). There is very little mess with this. One of the previous versions that I bought came with a plastic applicator. It wasn't that helpful to be honest. I recommend this paste.

    I would recommend this to a friend
  • Pros mentioned:
    Thermal conductivity

    Rated 5 out of 5 stars

    Elite Thermal Paste for Serious Builds

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I used the Corsair XTM70 in my latest custom build, and the results were outstanding. Application was smooth and clean thanks to the included stencil and spreader—no mess, no guesswork. Once installed, I saw an immediate drop in CPU temps, even under heavy load and overclocking. This paste is engineered for high-performance systems, and it shows. Whether you're gaming, rendering, or pushing your rig to the limit, the XTM70 keeps your components cool and stable. It’s non-conductive, easy to apply, and built for serious thermal efficiency. If you're building a high-end PC or upgrading your cooling setup, this thermal paste is a must-have. Corsair nailed it.

    I would recommend this to a friend
  • Pros mentioned:
    Thermal conductivity

    Rated 5 out of 5 stars

    Consistent Temps, No Drama

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    Posted . Owned for 4 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Performance wise, it delivers. I saw noticeably better and more stable temperatures under load, especially during longer sessions where thermals usually start to creep. It holds up consistently rather than spiking, which is what you want if you’re pushing your system or just want long-term reliability.

    I would recommend this to a friend
  • Pros mentioned:
    Application ease, Overall performance

    Rated 5 out of 5 stars

    amazing

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    Posted . Owned for 7 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I like this Corsair thermal paste. it gets the job done that I need it for and it is easy and simple to use on any computer CPU or GPU, or as a replacement thermal past for just about any gaming system that needs its thermal paste replaced like any of the previous generation PlayStation or Xbox consoles or the Nintendo switch or other similar consoles computers or laptop. Or just about any device that ur gaming on from pc/laptops to stationery/ portable gaming consoles

    I would recommend this to a friend
  • Pros mentioned:
    Application ease, Thermal conductivity

    Rated 5 out of 5 stars

    Smooth and cool

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Some of corsairs older paste wasnt the best, howeverbthis new stuff rocks! Its goes on smooth but also delivers great tempts. Only downside is i whish it came with more in the tube for the price.

    I would recommend this to a friend
  • Pros mentioned:
    Application ease, Overall performance, Thermal conductivity

    Rated 5 out of 5 stars

    great product

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    works great, kept my tempts low, applying it was easy

    I would recommend this to a friend
  • Pros mentioned:
    Application ease, Cpu temperature, Thermal conductivity

    Rated 5 out of 5 stars

    Used it on my Alienware, M17

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    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Spread nice and evenly. My old thermal paste was garbage. This stuff was just what the doctor ordered temps went from 80-82C to 72-74C when doing some heavy gaming without the cooling pad. Good stuff.. kinda pricey compared to other thermal paste on the market

    I would recommend this to a friend
  • Pros mentioned:
    Cpu temperature, Overall performance

    Rated 5 out of 5 stars

    High Performance Thermal Paste

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I have been building pcs for a couple decades now and this XTM70 Extreme Performance Thermal Paste is on par with the big names like Thermal Grizzly, Noctua, and Arctic. Super easy to apply compared to some but performance is great. I used this on my gaming laptop, had Thermal Grizzly on there for just over a year, and temps dropped 10 degrees. Put this on my new PC build and my CPU thermals have been icy! It is slightly over priced maybe $5 but the performance is worth it.

    I would recommend this to a friend
  • Pros mentioned:
    Application ease, Thermal conductivity

    Rated 5 out of 5 stars

    Great thermal performance

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great thermal performance on my CPU! Application was very easy.

    I would recommend this to a friend
  • Pros mentioned:
    Application ease, Overall performance

    Rated 5 out of 5 stars

    Excellent Thermal Paste

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Used it for my 13900k and 4090 GPU. Easy to apply and works as advertised.

    I would recommend this to a friend
  • Pros mentioned:
    Application ease, Overall performance

    Rated 5 out of 5 stars

    CORSAIR - XTM70 Extreme Performance Thermal Paste

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    One of the best thermal pastes I’ve used. Easy to apply with the included spreader, and temps dropped noticeably on my Ryzen 7 7800X3D build. Highly recommend if you’re doing a new build or a repaste. It’s premium for a reason.

    I would recommend this to a friend
  • Pros mentioned:
    Thermal conductivity

    Rated 5 out of 5 stars

    Capable

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    Posted . Owned for 1 year when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Very capable, have not had any thermal issues with PC after a year of installation/use. Good alternative for those who don't want to risk counterfit thermals pastes from online retailers which is a possibility.

    I would recommend this to a friend
  • Pros mentioned:
    Thermal conductivity

    Rated 5 out of 5 stars

    Great Paste!

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This keeps my Ryzen 7 9800X3D cool while having long and intense gaming sessions. This paste paired with a Thermalright Peerless Assassin 120 SE CPU Cooler is a cheat code

    I would recommend this to a friend
  • Pros mentioned:
    Application ease

    Rated 5 out of 5 stars

    Easy to apply and great thermal performance

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    Posted . Owned for 10 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This thermal paste works really well and was easy to apply. I noticed better and more stable CPU temperatures after installing it, even under load. It spreads nicely and feels high quality. Overall, a solid choice if you’re building or upgrading a PC.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Good price for availability

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Good thermal paste the price and ability to just go to a store and pick it up. It ranks in the top for a paste that can be grabbed last minute when needed.

    I would recommend this to a friend
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