Is i686 32 or 64-bit?
In general terms, I686 is the 32-bit version while x86_64 is the 64-bit version of the OS.
What is Linux i686?
i686 means that you’re using 32 bit OS. Go into the terminal and type in. uname -a. If your results are similar to the one below, then yours is 64-bit; otherwise, it is 32-bit.
How do I know if my Linux is 32-bit or 64-bit?
To know whether your system is 32-bit or 64-bit, type the command “uname -m” and press “Enter”. This displays only the machine hardware name. It shows if your system is running 32-bit (i686 or i386) or 64-bit(x86_64).
What is the difference between a 32-bit bus and a 64-bit bus?
32-bit architecture is based on registers, address or data buses 32 bits (4 octets) wide. For software, 32-bit typically means use of 32-bit linear address space. 64-bit architecture is based on registers, address or data buses 64 bits (8 octets) wide. 64-bit systems allow up to 17 Billion GB of RAM.