Basically, they're cut the same way as Carl's Jr. Natural Cut Fries, but are made with sweet potatoes instead of Russets.
They came up with a pretty funny commercial to promote the new fries. You can check it out below:
Nutritional Info - Carl's Jr. Sweet Potato Fries - small (117g)
Calories - 360 (from Fat - 160)
Fat - 17g (Saturated Fat - 3g)
Sodium - 230mg
Carbs - 47g (Sugar - 19g)
Protein - 3g