ASUS
WD_Black SN770M 2TB M.2 2230 NVMeSSD - PCIe Gen 4.0, Speeds up to 5150 MB/s, for Handheld Gaming Devices and Compatible laptops, TLC 3D NAND, Great for Asus ROG Ally, Steam Deck, Microsoft Surface
*Price sourced from Amazon.com. Last updated 2026-05-26. Price and availability subject to change.
Bottom line: The WD_Black SN770M 2TB M.2 2230 NVMeSSD - PCIe Gen 4.0, Speeds up to 5150 MB/s, for Handheld Gaming Devices and Compatible laptops, TLC 3D NAND, Great for Asus ROG Ally, Steam Deck, Microsoft Surface is a category leader on buyer feedback in the ssds & storage category, priced around $349.99, rated 4.7★ across 773 verified Amazon reviews. A confident buy for most shoppers in this category.
Expand your handheld gaming device or M.2 2230 compatible laptop’s storage with a WD_BLACK SN770M NVMe SSD with up to 2TB[2] of storage. Bring your large game library wherever you are and immerse yourself with blazingly quick game installations and level loads.
SpecPicks Verdict
SpecPicks classifies WD_Black SN770M 2TB M.2 2230 NVMeSSD - PCIe Gen 4.0, Speeds up to… as a category leader on buyer feedback in the ssds & storage category, based on 773 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. ASUS's positioning sits comfortably above the category median. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for ssds & storage of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Highly rated — 4.7★ average across customer reviews
- ✓ Backed by ASUS's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- Introducing the WD_BLACK SN770M SSD, the first M.2 2230 NVMe SSD built from a brand gamers trust.
- Supercharge compatible handheld devices such as the ASUS ROG Ally and Valve Steam Deck with speeds up to 5,150 MB/s[2] (1TB and 2TB models) for blazingly quick game installations and level loads.
- Play more games, larger games wherever you are with up to 2TB of trusted SANDISK TLC 3D NAND storage.
- Get ready for an immersive experience with exclusive gaming features including PCIe Gen 4.0[3], Sandisk's nCache 4.0 technology, and Microsoft’s DirectStorage Support.
- Revitalize and expand the storage of your M.2 2230 SSD compatible laptop such as many Microsoft Surface and Dell models.
- POWERED BY SANDISK: The WD_BLACK, WD Blue, and WD Green flash products are manufactured by Sandisk Technologies, Inc. or its affiliates and distributed under license from Western Digital Corporation.
Full Specifications
| Brand | Sandisk |
|---|---|
| Color | Black |
| Model Name | WD_BLACK SN770M NVMe SSD |
| Read Speed | 5000 Megabytes Per Second |
| Form Factor | M 2 |
| Media Speed | 450 megabits_per_second |
| Model Number | WDBDNH0020BBK-WRSN |
| Built-In Media | SN770M M.2 2230 NVMe SSD |
| Hard-Drive Size | 2 TB |
| Mfr Part Number | WDBDNH0020BBK-WRSN |
| Number of Items | 1 |
| Special Feature | Portable |
| Installation Type | Handheld |
| Compatible Devices | Laptop |
Ready to buy?
WD_Black SN770M 2TB M.2 2230 NVMeSSD - PCIe Gen 4.0, Speeds up to 5150 MB/s, for Handheld Gaming Devices and Compatible laptops, TLC 3D NAND, Great for Asus ROG Ally, Steam Deck, Microsoft Surface is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-26. Price and availability subject to change.
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