Optiplex Upgrade | Xeon E3-1231 v3 | Worth it?

How to upgrade a dell optiplex 3020 sff cpu. Upgrading from a i3 4160 which has only 2 cores and 4 threads to a xeon e3 1231 v3 with 4 cores and 8 threads.
Worth the $20? Cinebench test included.
Previous Optiplex Video: • Optiplex 3020 SFF in 2...
Xeon E3-1231 v3 is very similar to i7-4770.
USERBENCHMARK: cpu.userbenchm...