Combine first 6 ingredients in a large bowl. Divide mixture into 2 equal portions; shape each into a 6-inch round. Cover and chill 8 hours, or freeze up to 1 month; thaw in the refrigerator 8 hours.
Place cheese rounds on serving plates; top evenly with Avocado-Mango Salsa; serve with tortilla chips.
Note: Smoked Cheddar cheese may be found in the deli seciton of your grocery store.