largest three processor manufacturers AMD ARM INTEL

 Investing in the world's largest three processor manufacturers is definitely a sure bet.

#AMD
https://www.amd.com/ 

#INTEL
https://www.intel.com/

#ARM
https://www.arm.com/

#MOTOROLA 680[0-6]0 doesn't seem to produce processors anymore, but good smartphones.
https://www.motorola.com/

Since most of #SUN went to #ORACLE
#SPARC servers can be found here:
https://www.oracle.com/servers/sparc/