Tomas Berdych advanced to his fourth quarterfinal of the season by beating Italian qualifier Thomas Fabbiano 6-2, 6-2 at the Dubai Championships on Wednesday.
Berdych, a two-time Dubai finalist, holds a 22-4 win-loss record at the tournament. He's reached at least the semifinals in four of the last five years.
The fourth-seeded Roberto Bautista Agut of Spain pummeled Hyeon Chung of South Korea 6-0, 6-1 to reach his fifth quarterfinal of the year.
The 18th-ranked Bautista Agut has won two of his four career titles this year at Auckland, New Zealand, and Sofia, Bulgaria.
The sixth-seeded Feliciano Lopez of Spain and eighth-seeded Philipp Kohlschreiber of Germany also advanced to the quarterfinals.