well 220 sounds like not a lot especially when you had 300. These powers are max power used by the power supply from the mains. But power supplies are not 100% efficient. If you have an efficient power supply, you still will not get 300 watts available in your case. It might be very well that your new PSU cannot reach the required 176 watt.
well 220 sounds like not a lot especially when you had 300. These powers are max power used by the power supply from the mains. But power supplies are not 100% efficient. If you have an efficient power supply, you still will not get 300 watts available in your case. It might be very well that your new PSU cannot reach the required 176 watt.