SP Silicon Power

Silicon Power 128GB A55 M.2 SSD (SLC Cache For Speed Boost) SATA III Internal Solid State Drive 2280 (SU128GBSS3A55M28AB)

Name: Silicon Power 128GB A55 M.2 SSD (SLC Cache For Speed Boost) SATA III Internal Solid State Drive 2280 (SU128GBSS3A55M28AB)
Brand: SP Silicon Power
SKU: B079X7K6VP
Price: 39.97 USD
Availability: InStock

By SpecPicks Editorial · Verified 2026-07-10

$39.97

Buy on Amazon — $39.97 Compare to similar ssds & storage

*Price sourced from Amazon.com. Last updated 2026-07-10. Price and availability subject to change.

Bottom line: The Silicon Power 128GB A55 M.2 SSD (SLC Cache For Speed Boost) SATA III Internal Solid State Drive 2280 (SU128GBSS3A55M28AB) is a niche pick — read recent reviews before buying in the ssds & storage category, priced around $39.97. Read recent reviews carefully before committing.

Ultra-compact for Up-to-date DevicesDesigned with M.2 2280 form factor (80 × 22 x 3.5 mm), A55 M.2 2280 SSD features the super compact size and case-less design that make it applicable for tiny-and-thin devices such as ultrabooks, tablet computers and mini PCs.Enhanced Performance for Intensive WorkloadsEquipped with high-quality synchronous NAND flash chips and SATA III 6 Gb/s interface, the A55 M.2 2280 enables impressive transfer rates to offer you an instant upgrade solution whenever it comes to the daily computing applications or demanding multitasking. And it applies the intelligent…

SpecPicks Verdict

SpecPicks classifies Silicon Power 128GB A55 M.2 SSD (SLC Cache For Speed Boost) SATA III… as a niche pick — read recent reviews before buying in the ssds & storage category, based on our editorial and benchmark analysis and our ranking model that weights rating × review-volume × price-fit. SP Silicon Power's positioning sits within the broader category mid-tier. 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

✓ Compact M.2 form factor, ideal for ultrabooks, tablet computers and mini PCs.
✓ Backed by SP Silicon Power'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

Compact M.2 form factor, ideal for ultrabooks, tablet computers and mini PCs.
High quality controller and TLC NAND flash are applied to deliver high transfer speeds.
SLC Cache Technology for performance boost and longer lifespan.
Include the free-download SSD Health Monitor Tool - SP Toolbox Software.
3-year warranty. Please register your product via SP official website to get the complete manufacturer warranty services, product support and more.

Full Specifications

Brand	SP Silicon Power
Color	128GB
Model Name	A55
Read Speed	450 Megabytes Per Second
Form Factor	M.2
Media Speed	450-600 MB/s
Model Number	SU128GBSS3A55M28AB
Built-In Media	1 x Silicon Power A55 M.2 2280 Internal Solid State Drive
Item Type Name	Silicon Power 128GB A55 M.2 2280 SSD (SLC Cache for Speed Boost) SATA III Internal Solid State Drive
Hard-Drive Size	128 GB
Mfr Part Number	SU128GBSS3A55M28AB
Number of Items	1
Special Feature	TRIM Support
Hardware Platform	PC, laptop

Ready to buy?

Silicon Power 128GB A55 M.2 SSD (SLC Cache For Speed Boost) SATA III Internal Solid State Drive 2280 (SU128GBSS3A55M28AB) 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.

Check price on Amazon →

*Price sourced from Amazon.com. Last updated 2026-07-10. Price and availability subject to change.