i've had a chance to stress the GPU a bit now, (2080 Ti), 100% load for 15 mins, 50c. With both CPU and GPU at 100% for 15 min, CPU & GPU were 50c, coolant 29c. at the end of the test, CPU & GPU dropped to 33c, coolant dropped to 26c within 8 minutes and continues a slow ramp down to ambient...