In Skyrim, What is the absolute maximum carry capacity for the player? Just by leveling up and level perks and without potions, spells, enchantments. Is there a known limit?
Well, let's see.
The total is 900 pts. Steed stone, as well as some armor perks, will let you ignore the weight of equipped armor. The heaviest armor is Deadric - a full suit will weigh 15+50+10+6=81 points.
The default encumbrance in Skyrim is 300.
There are permanent solutions to improve carrying capacity:
Sum these up and your theoretical limit will be 800 + whatever armor you are wearing.
There are also semi-permanent ways:
Finally, there are temporary ways: