My favorite load for the 6.5X57 is 46.5g of RL-19 with a Nosler 130g Accubond, RWS brass, CCI-200 primer seated to 3.055. Under MOA and deadly on deer. I have found about 50 to 100fps more than the 6.5X55 is the norm. Rifle is a Steyr with a 23" barrel.