My graint of salt: Last time I tried the engine (also the ide) was slow like hell. Comparatively I can use and develop with unreal in my system, no problem what

My graint of salt: Last time I tried the engine (also the ide) was slow like hell. Comparatively I can use and develop with unreal in my system, no problem whatsoever but I cannot even start this thing without waiting minutes. So for me it is performance issues.