PErformance for Eclipse IDE is amazing, it's simply strategic and fast, it allows you to flourish and not have to worry about load times or any other type of issue might happen on other platforms.
It includes C++, PHP, and others so you aren't limited to just Java or anyone code. it's open source based so there's no 'hidden' or anything else like that, it's simply original and inclusive to best do your coding within the platform. It supports the latest java iterations so you can freely explore and program within your favorite coding base. Eclipse IDE is simply the best when it comes to performance ratio. Eclipse IDE allows professionals and amateurs coders the ability to freely code and program within their own limitations but also without any boundaries.