Oakland Raiders running back Latavius Murray (28) runs against San Francisco 49ers defensive back Perrish Cox (20) during the first quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 7, 2014. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers quarterback Colin Kaepernick, left, is tackled by Oakland Raiders outside linebacker Sio Moore (55) during the first quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 7, 2014. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers fullback Bruce Miller (49) scores on an 8-yard touchdown reception against the Oakland Raiders during the first quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 7, 2014. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers running back Frank Gore (21) is tackled between Oakland Raiders cornerback Tarell Brown (23) and cornerback Charles Woodson (24) during the first quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 7, 2014. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers wide receiver Anquan Boldin (81) runs against Oakland Raiders cornerback Charles Woodson (24) during the first quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 7, 2014. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers quarterback Colin Kaepernick (7) and fullback Bruce Miller (49) celebrate after connecting on an 8-yard touchdown pass against the Oakland Raiders during the first quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 7, 2014. (AP Photo/Ben Margot)

Oakland Raiders tackle Donald Penn (72) scores on a 3-yard touchdown pass from quarterback Derek Carr in front of San Francisco 49ers safety Eric Reid (35) and defensive end Quinton Dial (92) during the first half of an NFL football game in Oakland, Calif., Sunday, Dec. 7, 2014. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers quarterback Colin Kaepernick (7) passes against the Oakland Raiders during the second quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 7, 2014. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers running back Carlos Hyde (28) falls in front of Oakland Raiders cornerback Brandian Ross (29) during the third quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 7, 2014. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers running back Frank Gore (21) runs against the Oakland Raiders during the third quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 7, 2014. (AP Photo/Ben Margot)

San Francisco 49ers wide receiver Michael Crabtree (15) stiff arms Oakland Raiders cornerback D.J. Hayden during the third quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 7, 2014. (AP Photo/Marcio Jose Sanchez)

Oakland Raiders fullback Marcel Reece (45) scores on a 9-yard touchdown reception in front of San Francisco 49ers defensive back Dontae Johnson (36) during the third quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 7, 2014. (AP Photo/Marcio Jose Sanchez)

Oakland Raiders cornerback Charles Woodson (24) runs after intercepting the ball from San Francisco 49ers quarterback Colin Kaepernick as defensive end Justin Tuck (91) celebrates during the fourth quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 7, 2014. The Raiders won 24-13. (AP Photo/Ryan Kang)