Originally Posted by buddersnaps
with PBO i got a lower Heaven unigine score. any ideas?
Heaven is a bench designed for the GPU. Though it uses the CPU, not much, prolly like 25% on your 2600X. Run HWINFO64 in the background and run the bench again. Check the readings and temps.
Try using another bench like Cinebench 15 and use HWINFO to check what's going on.