In game [CS:GO]:

Sensitivity: 2.2 - 400dpi
Zoom Sensitivity: 1
Monitor refresh rate : 144 Hz
Resolution: 1024x768
Launch Options:

-novid -freq 144 -tickrate 128

In Windows:

Mouse drivers: None
Mousefix: None
MouseAccel: Off
Windows: 6/11
USB Rate: 500Hz


Devices:

CPU: Intel i5 4690k
Motherboard: Asus z97-k
Graphics: Nvidia GTX 660
Memory: 8 Gb
Hard Drive: 500 Gb
Monitor: BenQ XL2411Z
OS: Windows 7

Mouse: Razer Deathadder @ 400CPI
Mousepad: QcK+ Heavy
Headphones: SS Siberia v2
Keyboard: Thermaltake Poseidon