Preheat oven to 450°F
Pat ribeye roast dry
Season generously with salt and pepper
Rub with garlic, herbs, and oil if desired
Place roast fat side up on a rack in a roasting pan
Insert a meat thermometer into the thickest part
Roast at 450°F for 15 minutes
Reduce oven temperature to 325°F
Continue roasting until desired internal temperature is reached
Remove from oven at 120°F to 125°F for rare
Remove from oven at 130°F to 135°F for medium-rare
Remove from oven at 140°F to 145°F for medium
Tent loosely with foil
Rest for 20 to 30 minutes
Slice against the grain
Serve immediately