This card does have a 600ohm amp so yes, it can definitely handle those headphones. 
 
Here is an older thread from a different poster which had a pair of DT 990 Pro which uses a lesser driver but also runs at 250ohm
 
forums.evga.com/beyerdynamic-DT-990-PRO-250-ohm-m2912415.aspx#2912522 
 
 
 
 
 

it can drive upto 600 ohm without issue i do own it and its good