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  • WD_BLACK™ SN850X NVMe™ SSD POWERED BY SANDISK™
  • Front. WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe - Black.
  • Alt View 11. WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe - Black.
  • Alt View 12. WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe - Black.
  • Alt View 13. WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe - Black.
  • Alt View 14. WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe - Black.
  • Alt View 15. WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe - Black.
  • Alt View 16. WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe - Black.
  • Insane Speeds Up to 7,300 MB/s (1) Based on read speed. 1 MB/s = 1 million bytes per second. Based on internal testing; performance may vary depending on host device, usage conditions, drive capacity, and other factors.
  • Minimized Latency Loads Graphics Fast
  • Capacities from 1TB to 4TB2 come in the form of a WD_BLACK SN850X WD Digital Western SSD NVMe. The SN850X offers 1GB/s read speeds and 1TB of storage, with actual user capacity depending on the operating environment.
  • GAME MODE 2.0 DELIVERS PC PERFORMANCE-BOOSTING FEATURES Dechboard 15.26 SThip://wdscddtunb2wdt.com/dwhbowd/ Model WD\_BLACK SN85eX NVM+ SSD G Fizmware Version: A0814UC0 Drive Heaith: Nozmal Security: Frozen 7 Status Performance Teels Software Serrings OPTIONS Gene Felders Select device WD\_BLACK SNEsex M O Saning Rode 2.8 NUTO ON OFF Settings WD\_BLA D.BLACK P10 Gam Xbox One: Your gami always on the gol Top-tier external HDD b specifically for gamers k expand the potential of so they can drive their way they choose APPLICATION UPDATE GAMING MODE 2.0 Specify folders for Dashboard to watch for gome launches. Selected Bame Folders Cr/Program Files [x86]/Stean/steanacon/connon ADD FOLDER x SIBUNTH & I gwing & 1 Pytnia = C./Program Files/Epie Ganes x Lear.More C./Program 11es/Oculus/Software x C/Rlet Cames x Shortcuts HINDONS 01ix MANA D./Steanlibraty/steanacon/connon x KENDOWS SYSTEM PRO WINDOWS DEVICE K SUP 2021 Western Digital Con
  • NEAR-MAX PCIe N850X GEN43 SPEEDS NVMeTM SSD [www.wdc.com](http://www.wdc.com) - WD\_BLACK SN850X Western Digital. Works with PCle B50X One notch slots only Sen4 Digital. (3) PCIe Gen4 storage technology requires a compatible motherboard. WD\_BLACK SN850X is backwards-compatible with PCIe Gen3.
  • SN850X overview video video 0 minutes 48 seconds

WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

Model:
WDBB9G0040BNC-WRSN
SKU:
12168027
Your price for this item is $799.99
The comparable value price is $1,724.99

Customer reviews

Rating 4.9 out of 5 stars with 493 reviews

Rating Filter

Rating by feature

  • Value

    Rating 4.7 out of 5 stars

  • Quality

    Rating 4.9 out of 5 stars

  • Ease of Use

    Rating 4.9 out of 5 stars

98%
would recommend
to a friend
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 8 Showing 141-160 of 493 reviews

  • Great at what it’s made to do

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

    Great speeds, good addition to the rig. The extra space is very nice and has fixed my lag issue with software

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • Very fast

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

    Very fast and easy to install. Also liked that it was detected right away by my MB.

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • Top Quality M.2 Drive

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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 SN850X is the perfect balance of quality, performance and price! Boot times are great and never had a single issue with drive recognition. Will continue to buy in the future!

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • 4GB of fast storage for my new laptop

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

    4GB of fast storage for my new laptop. Works well and doesn't seem to add any heat to my laptop.

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • Great price and the competition for Samsung

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

    Best competition for samsung SSD, fast and large. Price at Best buy very competitive

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • Super snazzy top of the line SSD.

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

    This is one insanely fast SSD and four terabytes in my laptop kind of crazy extracting gigabyte files takes seconds.

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • Great for the gamer and photo/video editing

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

    Great fast drives! I bought two, one for gaming and the other for my photo/video work. Easy to install and easy to setup.

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • FAST SSD

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

    This thing is really fast and I have not had any slow down or any issues while transferring files. Easy install.

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • Darn Good!

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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, was easy to install. Used it to replace an older Crucial 1tb drive. Significant in speeds! temps stay good as well.

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • Worth it

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

    Perfect for the need and it was very easy to install

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • Works great in ps5

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

    The performance has been great. I installed a heatsink from Amazon onto it and theres been no issues, super fast speeds

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • More than enough storage for an M.2

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

    With limited m.2 slots on motherboard, get this m.2 was a great purchase. Especially if you want to keep your great games on a fast ssd

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • Good SSD

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

    Needed an SSD, it's been great. Easy to install. Worked flawlessly.

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • Always reliable

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

    WD is a household name for a reason. They are one of the best in the industry. These things are fast and reliable.

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • Fastest and hottest ssd

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

    Fast drive. Runs pretty warm even with a good heatsink. Needs a case with lots of cooling.

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • Fast and reliable

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

    Very fast and reliable. This SSD is usually ranked in the top three available in it's catagory. I actually bought 2 of these and one is for my OS. I can only say good things about this drive.

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • Easy upgrade!

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

    Super fast, super easy to install! Make sure your motherboard can effectively use this to its potential.

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • Fast and reliable

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

    I purchased this to use for storing and running games and it’s been flawless. Super fast and reliable.

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • Great sad for custom build

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

    Great speed and price compared to the Samsung 980evo. Going to buy more for my custom build

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend

  • Fast and large size

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

    This ssd installed in a couple minutes and is extremely fast. We use this drive to store games and photos for editing.

    This review is from WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe

    I would recommend this to a friend
Page 8, Showing 141-160 of 493 reviews
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