Givens
1AP=~1SP in tps
2SP=~ 1TPS before baked in salv =>2AP=~1TPS before baked in salv
2% threat is better than +20 SP at 500TPS before baked in salv
You have divine str (+15% modifier)
Before kings
15str enchant=> 17.25 str=> 34.5 AP=> 17.25 TPS=> 2% threat is better if you do 862.5 TPS pre baked in salv=> 2% threat is better if you 1233.375 TPS post baked in salv
Post kings
15str enchant=> 18.75 str=> 39.5 AP=> 18.75 TPS=> 2% threat is better if you do 937.5 TPS pre baked in salv=> 2% threat is better if you 1340.625 TPS post baked in salv
This of course is not 100% accuarate but it should give you a rough idea.
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Majiben