Apacer AS350X 2.5-Inch 4TB SATA III Internal SSD

The Apacer AS350X is a 2.5-inch internal solid-state drive built around the SATA III 6.0 Gb/s interface, making it a straightforward drop-in upgrade for laptops, desktops, and All-in-One systems that use the standard 2.5-inch drive bay. With a capacity of 4TB, the AS350X offers substantial room for operating systems, large application libraries, multimedia archives, and day-to-day work files — all in a single drive without the compromises of mechanical storage. Sequential read and write speeds reach up to 560 MB/s and 540 MB/s respectively, which represents near-ceiling performance for the SATA III standard. Real-world benefits are immediately noticeable: operating systems load faster, applications launch with fewer delays, and large file transfers complete in a fraction of the time compared to traditional hard drives. The drive also supports SATA Power Management, allowing the system to reduce the drive's power draw during idle periods — a useful feature for laptop users focused on battery longevity or for always-on desktop configurations where energy efficiency matters. The 2.5-inch form factor ensures broad compatibility across a wide range of consumer and prosumer hardware. Whether you are refreshing an older notebook, building a compact desktop, or adding secondary bulk storage to an existing system, the AS350X fits without adapters into any standard 2.5-inch SATA bay. Verified Specifications: - Model: Apacer AS350X - Capacity: 4TB - Form Factor: 2.5-inch - Interface: SATA III, 6.0 Gb/s - Sequential Read Speed: up to 560 MB/s - Sequential Write Speed: up to 540 MB/s - Power Management: SATA Power Management supported - Brand: Apacer Note: NAND type, endurance rating (TBW), MTBF, DRAM cache, and warranty terms are not confirmed in the available source data and are therefore not stated here