Top Features-Built for speed with the latest technology-Shock-resistant to keep your data safe Built for speed Waste no time waiting for your computer to catch up with you. Providing quicker read and write speeds than normal hard drives the SanDisk Ultra 3D 2.5 Internal SSD allows your computer to boot and run faster as well as access and save large files quicker. Desktop SSDs are normally secondary drives that store the operating system demanding software or commonly used files or programs. This reduces load times and is perfect for high-performance PCs or gaming set ups. The 3D NAND technology built into the Ultra SSD with nCache 2.0 provides a write speed of up to 530 MBs as well as boosting reliability. Shock-resistant The SanDisk Ultra Internal SSD can be fitted into a laptop as well as a desktop. If you drop your laptop you wont have to worry about your data as the Ultra SSD is shock-resistant up to 1500 G. So even if the rest of your laptop is irrecoverable you know that your data is safe and secure.