Transcend 1TB M.2 2242 SATA III SSD - Compact High-Speed Storage

Our review of the Transcend 1TB M.2 2242 SATA III SSD looks at whether this compact drive is a practical upgrade for ultrabooks, laptops and small form factor PCs. The bottom line: it is best for users who need a space-saving internal drive with consistently fast sequential transfers and improved responsiveness thanks to a dedicated DRAM cache. Installation is straightforward for most systems that accept the M.2 2242 form factor, and the drive's combination of 3D NAND and LDPC error correction makes it a reliable daily storage or boot drive.

Key Features

• M.2 2242 form factor: fits thin ultrabooks and compact laptops where a standard 2280 drive would not, saving space without sacrificing capacity.
• High sequential speeds: delivers up to 560 MB/s read and 500 MB/s write for faster file transfers and shorter system boot times compared with many older SATA drives.
• 3D TLC NAND Flash: provides a balance of endurance and density that supports large file storage and everyday workloads.
• DRAM cache: uses DDR3 DRAM cache for lower access latency and improved sustained performance during mixed tasks.
• Data integrity features: RAID engine and LDPC error correction help protect stored data and reduce corruption risks over time.
• Power management: supports DevSleep ultra low power state to extend battery life in portable systems.

Who It's For

This drive is aimed at laptop and ultrabook owners who need a compact, high-capacity internal SSD and want the snappiness of a DRAM-backed controller. It is a sensible choice for users replacing a small M.2 2242 drive in a Chromebook, thin notebook, or a mini PC that accepts the 2242 length and requires SATA III compatibility.

It is less appropriate for systems that require NVMe performance or for users who need the absolute fastest PCIe speeds; those buyers should look at NVMe M.2 options. Also check your device's compatibility list before purchasing to confirm support for the 2242 size and SATA interface.

Pros & Cons

Pros

• Compact M.2 2242 size fits small laptops and ultrabooks where larger drives cannot.
• Strong real-world sequential performance with up to 560 MB/s read and 500 MB/s write for faster boots and transfers.
• DRAM cache and LDPC error correction improve responsiveness and long-term data integrity.
• Low power DevSleep support helps preserve battery life in portable systems.

Cons

• Being SATA-based, it cannot match the peak throughput of NVMe drives for heavy workloads.
• Some buyers may find 2242 compatibility restrictive if their system only accepts other M.2 lengths.

Specifications

Form factor	M.2 Type 2242
Interface	SATA III
Capacity	1TB
Sequential read/write	Up to 560 MB/s read, 500 MB/s write
Flash memory	3D TLC NAND
Cache	DDR3 DRAM cache
Data protection	RAID engine and LDPC error correction

Our Verdict

The Transcend 1TB M.2 2242 SATA III SSD is a practical, good-value upgrade for users with compact systems that require the 2242 form factor. It pairs solid sequential performance and a DRAM cache with data integrity features, making it a dependable boot drive or primary storage option for everyday computing where NVMe speed is not required.

Frequently Asked Questions

Will this drive fit my laptop?
Check that your laptop supports the M.2 2242 length and the SATA III interface; if it only accepts 2280 or requires NVMe, this drive will not fit.

Is this SSD suitable as a boot drive?
Yes, customers report using it successfully as a boot drive thanks to its fast read performance and DRAM cache.

Does it help battery life?
It supports DevSleep ultra low power state, which can reduce power draw and help battery life in compatible portable systems.