Which of these running activities can I shut down to free more CPU force?
I got 26 running activities.

bsclip
soundman
explorer
slrundll
slserv
nvsvc32
dvdramse
alg
spoolsv
svchost x 2
lsass
services
winlogon
csrss
smss
taskmgr
ramasst
ctfmon
msmsgs
rundll32
system

bsclip
soundman
slrundll
slserv
nvsvc32
dvdramse
alg
spoolsv
taskmgr
ramasst
ctfmon
msmsgs
rundll32

All of those can go.

Though if you wish for your firewall to remain up, keep Alg running.