Association 2 PCs in the cluster

There are 2 pitch
One
Percents i5 2380 3.40 Ghz
Mother Gigabyte Z77X UD3H
2 Hard. 1 500GB and 1 1TB
Video Radiator R9 270X
RAM 16 GB
Axis Windows 10 x 64 maximum

Second
Percents Intel core i3 2100 3.10 GHz
Mother Asus PBH6-LE
Hard drive 500 GB
Vidyahi not.
RAM 4 GB
Axis Windows XP

The question is. Is it possible to make one undervalue. And if Yes, how it would be expensive and workable.