Gigabyte P450B has reliable flat cable, 450 watt total power, OVP / OPP / SCP / UVP / OCP / OTP protection, 120 mm hydraulic bearing fan, 60-50 Hz frequency range, single +12V rail, 6 x SATA / 2 x PCI-e 6+2 pin / CPU/EPS 4+4 pin connector, 150 x 140 x 86 mm dimension.