1Heat oven to 350°F. Place paper baking cup in each of 24 regular-size muffin cups. Make cake mix as directed on box, using water, oil and eggs. Stir in pumpkin and cinnamon with whisk. Fold in raisins and pecans. Divide batter evenly among muffin cups.
2Bake 22 to 24 minutes or until toothpick inserted in center comes out clean. Cool 10 minutes; remove from pans to cooling racks. Cool completely, about 30 minutes.
3In medium bowl, beat butter, cream cheese and powdered sugar with electric mixer on medium speed until light and fluffy. Frost cupcakes. Top with pecans. Store covered in refrigerator.