honestly the only way to truly know if they are different is if somebody has the balls to take the heat sinks off both the X10 and GB and see if the ASICs have model numbers on them

hahaha, love it!
I'm sure someone has done this before.
TEST WAS ALLREADY DONE SIR
#1 - INSTALLED SGMINER-A SGMINER-B SGMINER-2000 start in ssh all exec bin on each baikal reserve test all ... nothing add algo or give bonus
#2 - put firmware 300mhz cube on x10 a - NOT WORKING COMPLETE BROKE THE ARM PLATE BLUE
#3 - echange GIANT B on GIANT A AND REVERSE - NOT WORKING
#4 - put firmware GIANT B on GIANT A - NOT WORKING