Need help with psu

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I have a corsair cx550 psu and i am getting a 1080 ti. Do i need to ipgrade my psu or am i fine. Here are my specs

 

PCPartPicker Part List

Type	Item	Price
CPU	AMD Ryzen 5 3600X 3.8 GHz 6-Core Processor	$199.99 @ Amazon
Motherboard	MSI B450-A PRO MAX ATX AM4 Motherboard	$99.99 @ Amazon
Memory	Corsair Vengeance LPX 16 GB (2 x 8 GB) DDR4-3600 Memory	$69.99 @ Newegg
Storage	Seagate Barracuda Compute 2 TB 3.5" 7200RPM Internal Hard Drive	$49.99 @ Amazon
Video Card	EVGA GeForce GTX 1080 Ti 11 GB SC Black Edition Video Card	$1169.99 @ Amazon
Case	Cougar MX330 ATX Mid Tower Case	$44.99 @ Newegg
Power Supply	Corsair CX (2017) 550 W 80+ Bronze Certified ATX Power Supply	$64.98 @ Amazon
Wireless Network Adapter	TP-Link TL-WN725N USB 2.0 802.11b/g/n Wi-Fi Adapter	$7.49 @ Amazon
	Prices include shipping, taxes, rebates, and discounts
	Total	$1707.41
	Generated by PCPartPicker 2019-12-22 15:54 EST-0500

 

[OrionFOTL]

You don't need to, you'll hardly reach 300W under heavy load.

[LukeSavenije]

1 hour ago, OrionFOTL said:

You don't need to, you'll hardly reach 300W under heavy load.

and with that the cx is an LLC resonant half bridge, so it's rather unlikely to whine, which many other budget oriented units are more likely to do, due to them being double forward or ACRF