ASRock IES 2.1.49 that could have been downloaded from our website for free. The program is included in System Utilities. This free program is an intellectual property of ASRock. This PC software can be installed on 32-bit versions of Windows 2000/XP/XP Professional/Vista/7/8/10/11. The default filenames for the program's installer are AsrIes.exe or AsrIes-B2A152C794CA62DB2DC.exe etc. The following versions: 2.1 and 2.0 were the most frequently downloaded ones by the program users.
From the developer:
Asrock intelligent energy saver is a function for asrock mb to improve energy effiency by disabling extra phases when cpu is a light loadingWhen cpu is heavy loading,the system will be running with 4 power phases and when cpu is light at loading or idle, the system will be running with 2 power phases or single phase
You may want to check out more software, such as ASRock App Charger, ASRock XFast RAM or ASRock Timing Configurator, which might be related to ASRock IES.