Air flow optimised fans on a radiator

1kca

Honorable
Jun 1, 2014
100
0
10,680
I'm planning on getting 2x Kraken x41s for my GPUs and a Kraken x61 for my CPU. Would I be killing my performance if I used either:

140mm AF fan in a pull config
or
140mm AF fan in pull paired with an SP optimised fan in push?