Hey, i just tested CF RX 480 and RX 470 with EVGA 500B in Heaven Benchmark for 15min and didn't notice any weird noises so does that means that this PSU is enough for those 2? Is that safe? My CPU is I7 6700(BCLK OC @4.5GHZ),Z170 Krait MSI MOBO,1 SSD, 1 HDD, 4 fans and NZXT Kraken X52. Thx