Fall release should have the AMD 4xxx series and the latest gpus from Nvidia and AMD. It'd be a good time to wait for those and queue up your purchases.
Consoles are set in stone at this point. I bring this up because console ports or simultaneous releases tend to have at the worse, recommended...
I'd say if you can afford it, get a refurbished new 3DSXL off Nintendo's store. I honestly like the construction of these units better than the 2DS. That being said, I don't use 3D functionality on any of my 3DS.