About Agp acceleration not actived/supported, that becaus you use an internal chipset (intel most of time) and Lineage II back in time was not compatible with these Laptop so as the laptop grown up they got the power to support it but still some annoyance.
You will have a bit of lag during train, or high visual but else that will run fine 🙂
(I used to play C3 on a satellite pro too ;))
Chip type: Intel(R) HD Graphics Family DAC type: Internal
Pew Pew Pew Laser Game !