Samsung 36" Counter-Depth Side by Side Refrigerator with SpaceMax Technology. Store more food in a 20.5 cu.ft. interior. SpaceMax™ technology’s thin walls allow more usuable space compared to conventional refrigerators, so it creates more storage space. Monitor your energy consumption with AI Energy mode in SmartThings Energy. If your estimated monthly electricity bill exceeds your preset target, it gives you an option to go into energy mode. It optimizes the compressor speed and defrost cycle, based on your usage pattern and surroundings.