The top seeded Indo-Czech pair defeated the Italian-Czech combination scored a comfortable 6-3 6-1 in one hour and three minutes in the semifinals of the USD 1,280,565 hard court event.
Paes has won three titles this season out of which two (Australian Open and Miami Masters) have come with Stepanek.
The veteran Indian had won the Chennai Open with Janko Tipsarevic.
Paes and Stepanek did not face a single breakpoint in the entire match.
They broke their rivals one time in the opening set and thrice in the second to win.
They will take on the winner of the others semifinal match between the pairs of Tomas Berdych/Nenad Zimonjic and Alexander Peya/Bruno Soares.
