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Customer Ratings & Reviews

  • 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:
6512129
Highly rated by customers for:
Your price for this item is $379.99
The comparable value price is $610.99

Customer reviews

Rating 4.9 out of 5 stars with 478 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

Pros mentioned filter

Cons mentioned filter

98%would recommend to a friend

Customers are saying

Customers often highlight the BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe's impressive storage capacity and excellent performance. Many praise its ease of installation and compatibility with various systems, including the Playstation 5. While some users note that the drive can run warm, the positive feedback on speed, capacity, and ease of use outweighs this concern for most buyers. The drive is also frequently lauded as offering great value for its price.

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 8 Showing 141-160 of 478 reviews
  • Pros mentioned:
    Speed

    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.

    I would recommend this to a friend

  • Storage expanded!

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

    Working great. Don’t know what else to say, either these work or they don’t, and this one is working fine.

    I would recommend this to a friend

  • Happy Buyer!

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

    Exactly as stated, it was easy to put in to my laptop and has just the right amount of storage space for a good price.

    I would recommend this to a friend
  • Pros mentioned:
    Speed

    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.

    I would recommend this to a friend
  • Pros mentioned:
    Storage

    Fast M.2 and a lot of space for large files

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

    Amazingly fast m.2. Upgraded from a 500gb drive to this for my game drive. Tons of space and fast

    I would recommend this to a friend
  • Pros mentioned:
    Speed, Storage

    Plenty of space

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

    You can never have enough space and this was just right. So much faster than standard ssd drives. Easy to install and makes a great addition to pc.

    I would recommend this to a friend
  • Pros mentioned:
    Price, Speed

    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

    I would recommend this to a friend
  • Pros mentioned:
    Storage
    Cons mentioned:
    Heat

    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.

    I would recommend this to a friend
  • Pros mentioned:
    Speed

    Excellent

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    Posted . Owned for 1.5 years when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Speedy ssd, put my is on it because, but that did not improve boot times because I'm on a 7000 series CPU. Loads things very fast.

    I would recommend this to a friend
  • Pros mentioned:
    Speed, Storage

    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.

    I would recommend this to a friend
  • Pros mentioned:
    Speed

    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.

    I would recommend this to a friend
  • Pros mentioned:
    Speed

    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.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use, Speed

    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.

    I would recommend this to a friend
  • Pros mentioned:
    Storage

    Moo

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

    I really wanted more storage for the crap I keep saving on my computer. It’s like buying acres of land for the viruses to roam free. 10/10 would buy again.

    I would recommend this to a friend
  • Pros mentioned:
    Storage

    Great for gamers

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

    This is perfect to add to my PS5, it added so much space so I can now fit all my games without having to move or delete any to play!

    I would recommend this to a friend
  • Pros mentioned:
    Performance, Speed

    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

    I would recommend this to a friend
  • Pros mentioned:
    Performance, Speed

    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.

    I would recommend this to a friend
  • Pros mentioned:
    Speed

    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

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use, Speed

    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.

    I would recommend this to a friend
  • Pros mentioned:
    Performance, Speed

    Perfect item

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

    Works as intended fast, speedy, reliable. Would get it again.

    I would recommend this to a friend
Page 8, Showing 141-160 of 478 reviews
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