Get the best performance out of your system by using Kingstonas SSDNow UV400 2.5" 240GB SSD instead of a traditional hard drive. This SSD delivers speeds of up to 10x faster than any hard drive. Install your operating system and most used apps on the SSD and youall notice a difference so huge you wonat look back at hard drives anymore. Your system will boot up in seconds and your apps will start up in a flash. Solid state drives are also more reliable and durable than traditional mechanical hard drives.