Modded skyrim lag's

[Ichigorod]

Hello i have 128 mod's HDT quality some kinky stuff bigger city's etc... i have also one mod dont know name now... it make game keep running like in darksouls when u go into inv etc mobs can kill u.... now the thing is that when im playng i have  20-40FPS outside and 5-10FPS inside some dung's that's unplayable, but when i hit ( ; ) console ( i ) inventory or something the game still going on becouse of that mod with 60fps+ ..... any ideas how to fix ingame lags ?

PC
NVIDIA GeForce GTX 1080 Ti
Intel Core i7-8700K 3.7GHz (12CPUs)
16GB ram
Also have harddisk/drive for only win so games will go smooth becouse of processes (hope u know what i mean im bad with pc and eng lel xD)

Mods if someone wanna see them
https://imgur.com/a/uieSK
(yes i realized that i added like 2 mods zipped in part's... sh*t happen's)