The Federal centerfire ammo in the blue box is the power-shok line versus the vital-shok in the red box. Vital-shok is the premium line that has the various "fancier name brand bullets" for the most part. Look at their website for the options for a particular caliber to see the differences.
From their website:
http://www.federalpremium.com/ammunition_catalog/rifle.aspx
Understanding our rifle ammunition lines:
•V-Shok®: our varmint line includes some of the most explosive, fragmenting bullets available for prairie dogs, coyotes and other vermin—see our non-lead TNT® Green for the latest in technology.
•Vital-Shok®: for medium to large game. You'll find the best constructed bullets available for your trophy hunting needs, including the widest variety of non-lead, high-weight retention and copper bullets available.
•Cape-Shok®: designed for the world's largest and most dangerous game. When it's the difference between you or the elephant charging you--choose the toughest bullets on the planet. Includes Trophy Bonded® Bear Claw® and Trophy Bonded® Sledgehammer® Solid, Swift® A-Frame®, Barnes Banded Solid® and all-copper Barnes® Triple-Shock®.
• Gold Medal®: built for competition. It features Sierra® MatchKing bullets and some of the most accurate ammunition performance available.
• Power-Shok®: for the cost-conscious hunter. When your game is not trophy-caliber and you're looking for the best value for your dollar, shoot this capable ammunition.
• American Eagle®: Quality ammo loaded for pounding paper targets and getting performance that closely matches comparable Premium® loads for the ultimate in real-world practice.