The RT1200 will last forever for most trimming and is more than powerful enough. The new trimmer is so you can trim a case down from .223 length to 300blk.
God bless your fingers if you think you are going to trim a few hundred thousand rounds with a Giraud. At least at any pace close to what a Dillon trimmer can do.
You are talking about attacking something like this.
With an electric pencil sharpener.