how can i tell if i'm running linux x86 or linux x86_4

[sonaural]

i'm trying to install an ati driver form the website and they asked me this. i have no idea where to check the system specs

thanks

[YaroMan86]

Open a turminal and type the following:


uname -a

It should return something like this:


Linux irma 2.6.24-19-generic #1 SMP Wed Jun 18 14:15:37 UTC 2008 x86_64 GNU/Linux

[drs305]

uname -m

x86_64 is the 64-bit response.

[jerome1232]

Applications - Accessories - Terminal
type

uname -m