well i never had a tek light but i gt the 60 inch 8X80W and wow what a light stuff i had in other tanks for 6 months only a couple heads within 3 weeks like 5 heads on frags of lps it is crazy but remember to acclimate to lighting if you upgrade i may of bleached my torch on the bottom of a 24 inch tank with the light 10" above tank in 4 hours of first running it
