Long load times are obsolete with next-gen PCIe Gen4 technology. Arm your system with RGB lighting, an optional heatsink model, and up to 2TB1 capacity. Prepare for the next evolution of speed with the WD_BLACK SN850 NVMe SSD, giving you supreme PCIe Gen4 technology for your PC or laptop so you don t lag out on the next generation of games. The WD_BLACK SN850 NVMe SSD reaches irrational 7000MB/s read speed and 5300MB/s write speed2 to get you in quicker, with up to 1,000,000 IOPS for a smooth, responsive and powerful gaming experience.3 Enhance your gaming station with fully customizable RGB lighting controlled through the downloadable WD_BLACK Dashboard (Windows only), designed to match your style.4 With up to 2TB1 capacity, the WD_BLACK SN850 NVMe SSD gives you the space to store your favorite games so you still have room for the next big title. Supreme performance is best served cold with the WD_BLACK SN850 NVMe SSD, featuring an optional heatsink model so your PC doesn t bottom out when you re at the top of your game (heatsink model only). SN850 is available with or without heatsink. SN850 with heatsink is intended for Desktop PCs. Take total control with the downloadable WD_BLACK Dashboard, allowing you to monitor the health of your drive and optimize performance using gaming mode to ensure you re firing on all cylinders during intense gaming sessions. Designed with an M.2 2280 slim, light, and compact form factor to easily slide into your gaming rig. Engineered and built with Western Digital 3D NAND to give you the reliability and endurance needed to sustain pro-level performance.