screen resolution stuck at 640x480 packard bell easynote

[TMG1961]

I marked the post as solved.
This is my xorg.conf file

Code:

# x11-driver-video-sisimedia
# 2014-08-22

Section "Device"
    Identifier    "sis671"
    Driver        "sisimedia"
    Screen        0
EndSection

Section "Monitor"
    Identifier    "tft"
    Option        "PreferredMode"    "1280x800"
    Gamma        1
EndSection

Section "Screen"
    Identifier    "Default Screen"
    Device        "sis671"
    Monitor        "tft"
    DefaultDepth    24
    SubSection "Display"
        Virtual 1280    800
        Depth    24
        Modes    "1280x800@60"    "1024x768@60"
    EndSubSection
EndSection

Section "ServerFlags"
    Option        "IgnoreABI"    "True"
EndSection