You can download Intel® Rapid Storage Technology software for Windows* 8.1 or earlier, by searching the name of the product or selecting Software, Chipset Software, Intel® Rapid Storage Technology in Intel® Download Center. You may want to check the Intel® Chipset compatibility in the ReadMe file.
Drivers for Windows* 10 are provided by Microsoft* with the installation of the operating system since the production drivers will be released when the operating system is officially launched.