Overview:

M.2 SSD 425S
Transcend's SATA III 6Gb/s M.2 SSD 425S comes with a small form factor and high-quality 3D NAND flash, upgrading your Ultrabooks and laptops in a snap. The SSD is designed with multiple firmware optimization technologies like SLC caching and LDPC ECC mechanism, which enhance the storage reliability and prolong the drive lifespan. A great difference can be made with a small upgrade.

Features:

Unparalleled performance
Featuring the M.2 standard (42mm), the mainstream SATA III 6Gb/s interface and a powerful controller, Transcend's M.2 SSD 425S reaches incredible read and write speeds of up to 550MB/s and 500MB/s, providing 1.5 times faster boot time than conventional hard drives.

Designed for slim devices
The height of the M.2 SSD 425S is only 42mm, making it ideal for Ultrabooks and lightweight notebooks. Thinner and lighter than normal hard drives, the M.2 SSD 425S gives your computer a much needed boost while saving space!

Respond fast
Dedicated to maximizing high-performance computing, the M.2 SSD 425S features 4k random file read and write speeds of up to 80,000 IOPS. It delivers incredibly short loading times and an almost instant response for heavy graphics and multimedia applications.

Store more in less space
Built with high-quality 3D NAND flash, the M.2 SSD 425S unleashes up to 2TB of capacity for your computer, adding more storage space and enhancing computing efficiency.

Remarkable reliability
Despite its extra-small dimensions, the M.2 SSD 425S contains advanced features that allow the data to be stored more reliably and for the SSD to have a longer lifespan.

RAID engine and LDPC coding
Detects and corrects transfer errors to prevent data corruption

Garbage Collection
Relocates existing data to release memory blocks

Wear-leveling
Distributes data evenly across memory cells to prolong SSD's lifespan

Built-in SLC caching technology
Saves loading times and boosts system responsiveness

DevSleep
Intelligently shuts down SATA interface when not in use to prolong device's battery life

SSD Scope software
Transcend SSD Scope is advanced, user-friendly software that makes it easy to ensure your Transcend SSD remains healthy, and continues to run fast with no errors. It determines the condition and optimizing the performance of your drive. Learn more

Guaranteed quality
Transcend's solid state drives are built to the highest standards and rigorously tested, and offer outstanding quality, performance, and reliability.

Specifications:

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Specifications
Product Code	TS2TMTS425S
Appearance
Type	M.2 2242
Dimensions	42.0 mm x 22.0 mm x 3.58 mm (1.65" x 0.87" x 0.14")
Weight	5 g (0.18 oz)
Interface
Bus Interface	SATA III 6Gb/s
Storage
Flash Type	3D NAND flash
Capacity	250GB/ 500 GB/ 1 TB/ 2 TB/
Operating Environment
Operating Temperature	0°C (32°F) ~ 70°C (158°F)
Operating Voltage	3.3V±5%
Performance
Sequential Read/Write (CrystalDiskMark)	2 TB Up to 550/500 MB/s
	1 TB Up to 550/500 MB/s
	500 GB Up to 530/480 MB/s
	250 GB Up to 500/330 MB/s
4K Random Read/Write (IOmeter)	2 TB Up to 55,000 / 80,000 IOPS
	1 TB Up to 55,000 / 72,000 IOPS
	500 GB Up to 50,000 / 75,000 IOPS
	250 GB Up to 40,000 / 75,000 IOPS
Terabytes Written (TBW)	2 TB 720 TBW
	1 TB 360 TBW
	500 GB 180 TBW
	250 GB 90 TBW
Mean Time Between Failures (MTBF)	2,000,000 hour(s)
Drive Writes Per Day (DWPD)	0.3 (3 yrs)
Note	Speed may vary due to host hardware, software, usage, and storage capacity.
	The workload used to rate DWPD may be different from your actual workload, which may vary due to host hardware, software, usage, and storage capacity.
	Terabytes Written (TBW) expresses the endurance under the highest capacity.
	For Mac users please visit our Apple Solutions here.
Certificate	CE/ UKCA/ FCC/ BSMI/ KC/ RCM/
System Requirement
Operating System	Microsoft Windows 7 or later
	Linux Kernel 2.6.31 or later
Technology
TRIM & NCQ Command	Yes
S.M.A.R.T.	Yes
DDR3 DRAM Cache	-
Advanced Garbage Collection	Yes
DevSleep Mode	Yes
RAID Engine	-
LDPC Coding	Yes