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Customer Ratings & Reviews

  • WD_BLACK™ SN850X NVMe™ SSD POWERED BY SANDISK™
  • WD_BLACK™ SN850X NVMe™ SSD WD_BLACK SN850X 4 TB POWERED BY SANDISK™
  • WD_BLACK™ SN850X 4TB NVMe™ SSD WD_BLACK SN850X POWERED BY SANDISK™
  • WD_BLACK™ SN850X NVMe™ SSD WD_BLACK™ SN850X POWERED BY SANDISK
  • M2A_CP 8O PCIEX16 :: CECC TCN 948 M E EAC ASSEM: a : UK D33006 CE FC Pb 10 CA RoHS SN850X NVMe mE SSD WD_BLACK WD_BLACKT SN850X IRO 140 11 21 PCIEX1 POWERED BY SANDISK REV:1.0 138 - SPDIF PCIEX1 PCIEX1 4 PCIEX4 BEPEEMEECES G S 60 . USK ad SB M20 M/BIOS 9 ASE 3 246 2 4 - AT TF LAS CEM SATA3 PON Th 1e + CR2032 RB r CLR_CMOS RST SW
  • 269k PCIEX16 5 ap M o M2A PCIEX1 3 PCIEXI PCIEX4 80 Pb 10 UK CA D33006 RoHS CE WD_BLACK SN850X NVMe™ SSD WD_BLACK SN850X PCIEA O POWERED BY SANDISK 19SJB E SB VE M2P P8 : 195 B
  • 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:
$599.99
Save $1,125
The comparable value is $1,724.99

Customer reviews

Rating 4.9 out of 5 stars with 515 reviews

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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

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There aren't enough negative mentions yet.
98%would recommend to a friend

Customers are saying

Customers commend the BLACK SN850X 4TB Internal SSD for its speed, ample storage, and great performance. Users also appreciate its ease of use and installation, considering it a perfect SSD M.2 hard drive with wide-ranging compatibility. Some customers noted the absence of a heat sink as a potential drawback. Overall, many find it to be a great product for the 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 18 Showing 341-360 of 515 reviews

  • buy this drive

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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 SSD, I am using as my main external drive for my mac and the results have been amazing!

    I would recommend this to a friend

  • FAST

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

    Fastest highest performing card on the market. Highly recommend whether for PC use or PS5.

    I would recommend this to a friend

  • Fast SSD

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

    Excellent speeds and great value. Discounted with rewards certificates !!

    I would recommend this to a friend

  • Maximum Storage Output!!

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    Posted . Owned for 5 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Absolutely wonderful internal ssd for the PS5!! You won’t have any space issues after installing this! Highly recommended!

    I would recommend this to a friend

  • Great Product Very Fast!

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

    Install this inside my laptop and happy I did. Decent price for the amount of storage you will get.

    I would recommend this to a friend

  • Great SSD

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

    Great SSD for the money I spent on sale I’ll never have to worry where I will stick a game on my PC again

    I would recommend this to a friend

  • Works perfectly

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

    The ssd was easy to install and configure, im so glad i dont need to worry about storage space anymore

    I would recommend this to a friend

  • Excellent product

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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.

    Excellent read/write times and price was about what I would expect for the amount of storage.

    I would recommend this to a friend

  • Great Storage Capacity for a small package

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

    Definitely worth the money when on sale, but I wish it came with the small screw to lock it into place. Luckily my motherboard had a slot for it where it was under a heatsink that holds it in solidly.

    I would recommend this to a friend

  • Why not

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

    Great price at the time. Plenty of storage for what i need right now. Had it for a month and no issues.

    I would recommend this to a friend

  • Works as advertised!

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

    Works as advertised! it's one of the best PCIe Gen 4 out there! I like it!

    I would recommend this to a friend

  • WD Black 4Tb

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

    I have about 6 of these and none of them have messed up on me and they are working perfectly fine. I recommend these to anybody because all I use is Western digital

    I would recommend this to a friend

  • More space

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

    Love it. Gave me so much more storage for my Playstation 5

    I would recommend this to a friend

  • SSD Review

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

    A great piece of gear, lots of space and boots fast.

    I would recommend this to a friend

  • Game drive

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

    using as game drive on Dell T-7920 works great has plenty of storage for large games

    I would recommend this to a friend

  • Nvme king!

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

    Great Nvme drive! runs excellent and super for gaming!

    I would recommend this to a friend

  • Works Great

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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! Basically plug and play. No issues so far.

    I would recommend this to a friend

  • Great product at reasonal price!

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

    Speeds are great and this nvme is blazing fast! Beats my ssd and hdd speeds. Great nvme!

    I would recommend this to a friend

  • Works well

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

    Works well. You do have to purchase a heatsink separately, but other than that its great

    I would recommend this to a friend

  • Great Hard Drive

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

    Great hard drive with a lot of storage. Need plenty now for gaming

    I would recommend this to a friend
Page 18, Showing 341-360 of 515 reviews
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