TRANSCEND MTS425S 250GB SSD disk M.2 2242, SATA III 6Gb/s (3D TLC), 500MB/s R, 330MB/s W 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. 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 75,000 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 1TB 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. Guaranteed quality Transcend’s solid state drives are built to the highest standards and rigorously tested, and offer outstanding quality, performance, and reliability. Specifications: Dimensions: 42.0 mm x 22.0 mm x 3.58 mm Weight: 5 g Type: M.2 2242 Bus Interface: SATA III 6Gb/s Flash Type: 3D NAND flash Capacity: 250 GB Operating Temperature: 0°C ~ 70°C Operating Voltage: 3.3V±5% Sequential Read/Write (CrystalDiskMark): up to 500/330 MB/s 4K Random Read/Write (IOmeter): up to 40,000/75,000 IOPS Terabytes Written (TBW): 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. Certificate : CE/FCC/BSMI/KC/RCM/UKCA Warranty: Three-year Limited Warranty Warranty does not apply when SSD Scope's life