в xorg.conf у меня указано:
Section "InputDevice"

    Identifier  "alps1"
    Driver "synaptics"
    Option "Protocol"   "auto-dev"
    Option "SHMConfig"  "On"
    Option "Device"     "/dev/input/mice"
    Option "LeftEdge" "120"
    Option "RightEdge" "830"
    Option "TopEdge" "120"
    Option "BottomEdge" "650"
    Option "FingerLow" "14"
    Option "FingerHigh" "15"
    Option "MaxTapTime" "180"
    Option "MaxTapMove" "100"
    Option "EmulateMidButtonTime" "75"
    Option "VertScrollDelta" "15"
    Option "HorizScrollDelta" "15"
    Option "MinSpeed" "0.2"
    Option "MaxSpeed" "0.55"
    Option "AccelFactor" "0.010"
    Option "EdgeMotionMinSpeed" "200"
    Option "EdgeMotionMaxSpeed" "200"
    Option "UpDownScrolling" "1"
    Option "CircularScrolling" "0"
    Option        "CircScrollDelta"       "0.1"
    Option        "CircScrollTrigger"     "2"

EndSection


при запуске иксов synclient -l показывает то же самое. 
после запуска syndaemon -d установки сбрасываются на 
$ synclient -l    
Parameter settings:
    LeftEdge             = 1900
    RightEdge            = 5400
    TopEdge              = 1900
    BottomEdge           = 4000
    FingerLow            = 25
    FingerHigh           = 30
    MaxTapTime           = 180
    MaxTapMove           = 220
    MaxDoubleTapTime     = 180
    ClickTime            = 100
    FastTaps             = 0
    EmulateMidButtonTime = 75
    VertScrollDelta      = 95
    HorizScrollDelta     = 10
    MinSpeed             = 0.02
    MaxSpeed             = 0.18
    AccelFactor          = 0.0015
    EdgeMotionMinZ       = 30
    EdgeMotionMaxZ       = 160
    EdgeMotionMinSpeed   = 1
    EdgeMotionMaxSpeed   = 200
    EdgeMotionUseAlways  = 0
    UpDownScrolling      = 1
    TouchpadOff          = 1
    GuestMouseOff        = 0
    LockedDrags          = 0
    RTCornerButton       = 2
    RBCornerButton       = 3
    LTCornerButton       = 0
    LBCornerButton       = 0
    TapButton1           = 1
    TapButton2           = 2
    TapButton3           = 3
    CircularScrolling    = 0
    CircScrollDelta      = 0.1
    CircScrollTrigger    = 0
    CircularPad          = 0
    PalmDetect           = 1
    PalmMinWidth         = 10
    PalmMinZ             = 200
    CoastingSpeed        = 0


что в данном случае влечёт замедление движения курсора на моём alps touchpad'е 
(критичные параметры: LeftEdge=120 RightEdge=830 TopEdge=120 BottomEdge=650 
TouchpadOff=0 MinSpeed=0.2 MaxSpeed=0.55)