Last year, the 49ers made the NFC Championship for the third straight season. And for the second time in three years, San Francisco failed to advance to the Super Bowl.
For the third straight year, the Cowboys entered the final game of their 2013 regular season with a shot to make the playoffs, and for the third straight year Dallas failed to obtain a playoff berth. The Cowboys missed the playoffs in 2013 for the eighth time in 11 years.
Kickoff: 4:25 p.m. ET
Live stream: The game can be live streamed through NFL Sunday Ticket.
TV coverage: FOX
The Cowboys finished 8-8 in 2013 for the third straight season, missing the playoffs for the fourth consecutive year.
For the third straight season, Dallas had a chance to win the NFC East on the final day of the regular season but failed to do so.
The Cowboys signed Michael Sam this week to their practice squad after the Rams cut him.
Despite dealing with injuries, Tony Romo's 96.7 QBR last season was fourth-best in his career.
Dallas cut longtime defensive end Demarcus Ware for salary cap purposes, and the Denver Broncos picked him up on a three-year, $30 million deal.
Dallas and San Francisco have met three times over the past decade, and the Cowboys have won all three meetings.
The Dallas defense allowed an average of 415.3 yards per game in 2013.
The Cowboys' offense ranked near the top of the NFL last season, scoring 27.4 points per game.
Since AT&T Stadium opened in 2009, the Cowboys are 20-18 at home.
In their last 10 season-openers, the Cowboys are 6-4.
Despite finishing 12-4 last season, the 49ers failed to win the NFC West, finishing one game behind the Seahawks.
The 49ers have appeared in three straight NFC Championship games, though they have only advanced to the Super Bowl once in those three years.
The 49ers selected Northern Illinois defensive back Jimmie Ward with their first-round pick in the 2014 NFL draft.
Michael Crabtree caught 85 passes for 1,101 yards in 2012, but he only played five games and caught 19 passes last season.
The Cowboys eliminated the 49ers from the postseason in 1970, 1971 and 1972.
The 49ers played the Cowboys in three straight NFC Championship games in the early 1990s, but only advanced to the Super Bowl once.
San Francisco's defense ranked third in the NFL last season, allowing just 17 points per game. The unit also ranked fifth with 316.9 yards allowed per game.
The 49ers offense in 2013 ranked 11th in the league with 25.4 points per game. Kaepernick threw for 3,197 yards and rushed for 524 last season.
The 49ers are 6-4 in season openers since 2004.
San Francisco is 14-11-1 against Dallas in regular season play all-time. Including postseason play, the series score is 16-16-1.
- Evan Webeck