8 TB M.2 PCI Express 4.0 Read speed: 7200 MB/s 1200000 IOPS Write speed: 6600 MB/s 1200000 IOPS NVMe Component for: PC Built for elite gaming.Crush load times and slash throttling, lagging, and texture pop-ins with the WD_BLACK SN850X NVMeSSD. Available in capacities of 1TB up to 8TB2, this gaming drive is built for top-tier performance. With 7,300MB/s1 speeds (1TB - 4TB models) and a heatsink option to maintain performance, you can enjoy your favorite games without worrying about lag. Plus, the downloadable WD_BLACK Dashboard (Windows® only) can automatically turn on Game Mode 2.0 features. The WD_BLACK SN850X NVMeSSD delivers a smooth, fast experienceand the innovations that let you compete at your absolute peak.Gain the Ultimate Gaming EdgeInsane speeds up to 7,300 MB/s1 (1TB - 4TB models) deliver top-tier performance with ridiculously short load timesfor the elite gaming experience youve been waiting for.Heatsink for the WinAll capacities have an optional heatsink version