Hey.
Here is a list of all governmentmedical colleges in Tamil nadu and their cut off ranks and marks respectively for the general category under the state quota.  You would require a score around this for a fair chance of admission here under the State quota.
ESI-PGIMSR, ESI Hospital, KK Nagar, Chennai
1,115
374
Kanyakumari Medical College, Kanyakumari
931
390
Coimbatore Medical College, Coimbatore
566
428
Govt. Dharmapuri Medical College, Dharmapuri
951
388
Vellore Medical College, Vellore
949
389
Thoothukudi Medical College, Thoothukudi
939
389
Mohan Kumaramangalam Medical College, Salem
906
392
K.A.P. Viswanatham Govt. Medical College, Trichy
892
394
Tirunelveli Medical College, Tirunelveli
886
394
Thanjavur Medical College, Thanjavur
774
404
Stanley Medical College, Chennai
333
469
Madurai Medical College, Madurai
423
Kilpauk Medical College, Chennai
435
Madras Medical College, Chennai
524
Chengalpattu Medical College, Chengalpattu
684
413
Govt. Medical College & Esic Hospital , Coimbatore
984
385
Govt. Medial College Omandurar Estate Chennai
759
405
Govt. Villupuram Medical College, Villupuram
956
388