I think I've found the answer.
The HD4000 GPU does support 3 displays (i.e. 2 external monitors and the laptop display), however only on Windows 7 or Windows 8.
Windows XP doesn't support this feature, and has a maximum of 2 displays.
Source
I think I've found the answer.
The HD4000 GPU does support 3 displays (i.e. 2 external monitors and the laptop display), however only on Windows 7 or Windows 8.
Windows XP doesn't support this feature, and has a maximum of 2 displays.
Source