(It is worth mentioning that Corei7 supports HT hyper-threading technology. The four centers can be simulated into an eight-thread office, but it is necessary to enter the BIOS~-Enable IntelHTTechnology option. also. If you are watching high-definition movies or video corrections, it is recommended to choose a new version of the program that supports quad-core commands, such as ~!]PowerDirector8 or Win7codecs decoder. They can greatly improve the efficiency of video decoding.)