A:AnswerWill it work Yes, But transcoding speed is processor dependant so I will likely be slow in doing the conversions process? I use Elgato on an i7 and it worked well.
A:AnswerOffice is reasonably cheap but if you don't have legal version that you could simply install ... I would go to www.ninite.com and install open office. A free program to run all office apps, and safe place to get them. It installs without the toolbars or spyware.
A:Answer240W. It is built into the tower & does not have connectors to add GPUs that require additional power. If you are asking the question because you're considering upgrading the GPU, you can get a 1050 ti (or something along that line) that uses power straight from the motherboard.