You MUST ask HP if their BIOS supports the i5-2430M. The processor must be socket, BIOS, and chipset compatible.
I doubt the HP BIOS will support this upgrade.
In my opinion, doing such an upgrade is not worth the effort, especially if you intend to go to Windows 10.
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This question will be answer by your computer manufacturer HP as they are more familiar with your system information and how all the components interact with each other.
You should be able to get support here:
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