Additional versions

5.6.0.08310	4.55%
5.4.0.12310	4.55%
5.2.0.05310	22.73%
5.1.0.12180	9.09%
5.0.0.10120	13.64%
4.0.0.07010	4.55%
4.0.0.04200	13.64%
3.1.00.06170	9.09%
3.0.00.06160	4.55%
2.2.00.06080	4.55%
2.1.00.14050	4.55%
2.0.00.11240	4.55%

SPM (Sony Power Management) driver is part of Power management, a program designed to set up power schemes of your computer that is running on AC power or batteries to suit your requirements for power consumption. VAIO Power Management is a software application developed exclusively for VAIO computers. With this software application, you can enhance the Windows power management functions to ensure better operations of your computer and for longer battery life.

spmdrv.dll is loaded as dynamic link library that runs in the context of a process. This is typically installed with the program VAIO Power Management published by Sony Corporation and is usually factory installed by the OEM. The file is digitally signed by Sony Corporation which was issued by the VeriSign certificate authority (CA).