Dell Drivers for Alienware Laptop M18x

Audio

supporting for windows7
IDT 92HD73 Audio click to download

Chip set

supporting for windows7
Intel Management Engine Interface click to download
Intel HM67 Cougar Point chipset click to download
Realtek RTS5209 Card Reader click to download 

communication 

SiBEAM Wireless Display click todownload

Mouse&keyboard(2)

supporting for windows7
NEC USB 3.0    click to download 
Synaptics Synaptics TouchPad click to download

Network(5)

supporting for windows7
Atheros AR8151 - AW  click to download
Bigfoot Networks Killer™ Wireless-N 1103 a/g/n 3x3 MIMO click to download
Dell Wireless 375 Bluetooth Module click to download
Intel Intel(R) WiFi Link 6300  ckick to download
Intel Intel(R) WiFi Link 6200 click to download

Video(6)

supporting for windows7
AMD Radeon HD 6990M Version:8.8.51.2, A00     click to download
AMD Radeon HD 6970M   Version:8.80.6.1, A01   click to download 
Intel ® HD Graphics 3000 click to download
nVidia GeForce GTX 580M click to download
nVidia GeForce GTX 460M click to download
nVidia GeForce GTX 560M click to download