WESTERN DIGITAL Blue 250GB 3D NAND 2.5 SATA SATA 3 Solid State Drive (SSD)

The Western Digital Blue 250GB 3D NAND SATA SSD (model WDS250G2B0A) is an internal solid-state drive designed for users who want a reliable, fast, and energy-efficient storage upgrade for their laptop or desktop PC. Built on 3D NAND flash technology, it stacks memory cells vertically to achieve higher storage density while also reducing cell-to-cell interference — a key factor in long-term drive reliability. Performance-wise, this drive delivers sequential read speeds of up to 560MB/s and sequential write speeds of up to 530MB/s over a SATA III 6Gb/s interface. These speeds translate to noticeably faster system boot times, quicker application launches, and more responsive everyday computing compared to a traditional hard disk drive. The 2.5-inch, 7mm form factor makes it compatible with a wide range of laptops and desktops, including thin-and-light notebooks that require the slimmer 7mm profile. The drive carries a mean time to failure (MTTF) rating of 1.75 million hours and has been tested through Western Digital's F.I.T. Lab certification programme for broad system compatibility. Power efficiency is another strength: the 3D NAND design contributes to a lower active power draw compared to earlier WD Blue SSD generations, which is particularly beneficial for laptop users seeking longer battery life between charges. Western Digital backs this drive with a 5-year limited warranty and provides two free software tools: the WD SSD Dashboard for monitoring drive health, temperature, and SMART attributes, and Acronis True Image WD Edition for drive cloning and system backup. Key Verified Specifications: - Model: WDS250G2B0A - Series: WD Blue - Capacity: 250GB - Interface: SATA III 6Gb/s - Form Factor: 2.5" / 7mm - Sequential Read Speed: Up to 560MB/s - Sequential Write Speed: Up to 530MB/s - MTTF: 1.75 million hours - Warranty: 5 years limited - NAND Type: 3D NAND - Compatible with desktop and laptop systems