WD Black SN850X 4 TB (WDS400T2XHE)

The WD Black SN850X is an M.2 2280 solid-state drive that uses the PCI Express 4.0 x4 interface and NVMe 1.4 protocol. It employs 3D TLC NAND flash memory. Available capacities include 1 TB, 2 TB, 4 TB, and 8 TB versions. Maximum sequential read speeds reach up to 7300 MB/s, with write speeds up to 6600 MB/s depending on configuration. The WD Black SN850X comes with or without a heatsink depending on the model, enabling installation in both desktop PCs and gaming consoles, including PlayStation 5. It supports Game Mode 2.0 technology, which optimizes performance in gaming. The built-in cache and custom-designed controller ensure stable operation under high loads. The drive supports TRIM, S.M.A.R.T., and AES-256 encryption features. Mean time between failures (MTBF) is rated at 1.75 million hours. The drive excels with high random operation speeds: up to 1,200,000 IOPS for reads and up to 1,100,000 IOPS for writes. TBW rating can reach 4800 TB depending on capacity. Power consumption is optimized for various workload profiles with available power-saving modes. Compatibility is ensured with Windows, Linux, and macOS. Installation is possible in any system with M.2 PCIe Gen4 support. The WD Black SN850X is designed for systems where high throughput and responsiveness are critical, including gaming PCs, workstations, and custom builds focused on fast application loading and large data transfer performance.