Forget PC specs, here's my 40k collection (I haven't paid MSRP since 2019)
4500 pts Astra Militarum
3000 pts Eldar/Drukhari/Harlequins
1800 pts Adeptus Mechanicus
2200 pts Adepta Sororitas
3500 pts Necrons
2100 pts generic Astartes
1500 pts Dark Angels
1500 pts Blood Angels
1500 pts Ultramarines
0800 pts Heretic Astartes
1700 pts Iron Warriors