Camera projection ploblem in Android device

hi sorry for same question yesterday. but it’s my important job.

so plz give me any tips.

i have android devices(Galaxy Tab 8.9 LTE & Nexus7).

and my game have perspective camera view(rotated(45, 180, 0)).

this is my screen shot.

security reason i replace my prefab. but same problem.

1st picture is on PC

2nd picture is on Android device.

graphic clashed in device.

what is happening in my game.

in orthogonal view looks perfect but that’s not i want.

plz give me any tips.

thank you.

check your depth buffer format in android device?
16bit may cause z fighting