You have Advantage on saving throws against spells, and you have Resistance to the damage of spells.
Spell Resistance
Raw data
{
"name": "Spell Resistance",
"page": 173,
"level": 14,
"__prop": "subclassFeature",
"header": 2,
"source": "XPHB",
"entries": [
"You have {@variantrule Advantage|XPHB} on saving throws against spells, and you have {@variantrule Resistance|XPHB} to the damage of spells."
],
"className": "Wizard",
"classSource": "XPHB",
"subclassSource": "XPHB",
"subclassShortName": "Abjurer"
}