Trocar o Pentium G3250 por um Xeon E3 1225 v3, mais poder de CPU e GPU sem placa de vídeo dedicada.

Intel Pentium G3250

https://www.techpowerup.com/cpu-specs/pentium-g3250.c1771
Intel Xeon E3-1225 v3

https://www.techpowerup.com/cpu-specs/xeon-e3-1225-v3.c1639
Intel HD Graphics

https://www.techpowerup.com/gpu-specs/hd-graphics.c2467
Intel HD Graphics P4600

https://www.techpowerup.com/gpu-specs/hd-graphics-p4600.c2369
NVIDIA GeForce GT 710

https://www.techpowerup.com/gpu-specs/geforce-gt-710.c1990
Intel Pentium G3250 @ 3.20GHz vs Intel Xeon E3-1225 v3 @ 3.20GHz

https://www.cpubenchmark.net/compare/Intel-Pentium-G3250-vs-Intel-Xeon-E3-1225-v3/2346vs1993
Intel HD P4600 vs GeForce GT 710

https://www.videocardbenchmark.net/compare/Intel-HD-P4600-vs-GeForce-GT-710/2601vs2910