It's French by default. When you visited that site, you were probably asked (or it looked it up) what language you prefer (or your location). That gave you English views on everything, but since it's only a session cookie, the links give the default language, being French.
Yes, that looks like a very good set of things. The hard drive should perform better than older ones because of the 133MB/s transfer rate and the 8MB buffer!
And a graphics card actually does help overall performance - relieves the CPU of rendering all that video.
So... glad I could help and glad you're getting new things!