PCB and watercooling

Apr 5, 2018
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Hi, i own an EVGA 1070 FTW2 (08g-p4-6676-kr) and recently came into an EVGA 1080 HC (08gp4-6299-kr). i believe the 1080 is a FTW gaming. was wondering if the PCBs are the same or similar enough to transfer my EKWB waterblock from the 1070 to the 1080. Thanks.