wich one is better? tsl or dsl.. for alexisonfire or parkway drive or morning tide stuff?

Ibanez SZ320
Randall RD75
Mesa boogie single recto series 2
Line 6 Toneport
Mesa boogie single recto series 1
Digitech GNX4
apparently the DSL is better by abit but you'd have to try it

i have a tsl60 head
its pretty good once its cranked on the lead channel for metal
maybe could do with a boost pedal once the poweramp is pushed
Gibson Les Paul Standard
Ran Custom Invader

Maxon OD9 Pro+
ISP Decimator
Diago Powerstation

Marshall TSL60
Marshall 1960A cab