[ESPN.com] ESPN is reporting that the Arizona Cardinals have traded receiver Anquan Boldin to the Baltimore Ravens for third and fourth round draft picks, league sources told ESPN NFL Insider Adam Schefter.

Boldin, who was entering the final year of his contract, agreed to a three-year, $25 million extension with the Ravens, according to league sources, which leaves him with four years, $28 million left on his contract. The extension includes $10 million in guaranteed money.

The Ravens, Chiefs and Patriots had all reportedly proposed trade offers to the Cardinals for Boldin.