Hello Yash,
There are three law schools in Amity University, Noida
1.ALS 1- affiliated to amity unviersity, noida
2.ALS 2- affiliated to amity university, noida
3.ALSD - affiliated to guru gobind singh indraprasth university(GGSIPU).
1 and 2 law schools are affiliated by amity university and follows the amity university schedule where as ALSD is affiliated from GGSIPU and follows teaching schedule of the GGSIPU.
Hope this helps
Good Luck.

Yash,

       Yes, these are the same. Although there is another famous law college in Delhi, National Law University, Delhi.

Regards