Static Pressure vs Airflow

Greetings, I was wondering if my Arctic P12 PWN PST 120mm, were enough for a SFF build with the NR200 case. I was planning on putting 2 at the bottom, to help the gpu intake air, and either 2 at the top as exhaust or on the side where the radiator for my SFF build is going to be, working as...

Hi, After updating my bios, the pc would only boot from the second video card (I have crossfire 280X) Also, it will stay at the boot logo unless I press tab. The VGAs are not detected in the bios, the VGA tab is empty. It won't boot automatically anymore. All this started to happen after I...