I'm trying to overclock my strix 960 but I keep freezing my pc, I currently have it at 1391 (+100) with no added voltage, where do i go from here? I'd like to get it to at least 1420 but as soon as I get passed 1400 my screen freezes and i need to restart my pc. Any good guides or even advice?
Specs
Case: NZXT S340
Motherboard: MSI z97s sli krait edition
CPU: I5 4690k oc to 4200mhz
GPU: Asus GTX960 Strix 2GB
PSU: Rosewill Capstone 550w
Heatsink: Kraken x61
Fans: 120mm NF-F12 LTT edition x2
Fans: Corsair AF140 X1