New PC build for playing competitive games consistently (csgo, valorent, fortnite), any suggestions?

[Wxrr_]

Budget (including currency): CAD $2000 - $2300

Country: Canada

Games, programs or workloads that it will be used for: I want smooth 240hz mainly in competitive games (csgo, valorent, fortnite)

Other details: PCpartpicker link, I need suggestions on any issues or just overall better parts for the money.

PCPartPicker Part List

Type	Item	Price
CPU	Intel Core i9-9900K 3.6 GHz 8-Core Processor	$439.99 @ Best Buy
CPU Cooler	NZXT Kraken X73 73.11 CFM Liquid CPU Cooler	$159.99 @ Newegg
Motherboard	Asus PRIME Z390-A ATX LGA1151 Motherboard	$139.00 @ B&H
Memory	Corsair Vengeance RGB Pro 32 GB (2 x 16 GB) DDR4-3200 CL16 Memory	$142.99 @ Best Buy
Storage	Samsung 970 Evo 500 GB M.2-2280 NVME Solid State Drive	$59.99 @ Amazon
Storage	Seagate Barracuda Compute 2 TB 3.5" 7200RPM Internal Hard Drive	$54.48 @ Newegg
Video Card	Asus GeForce RTX 3080 10 GB TUF GAMING Video Card	$726.99 @ Staples
Case	Corsair 275R ATX Mid Tower Case	$89.99 @ Amazon
Power Supply	Corsair RM (2019) 850 W 80+ Gold Certified Fully Modular ATX Power Supply	$134.99 @ Corsair
Operating System	Microsoft Windows 10 Home OEM 64-bit	$99.99 @ Newegg
Case Fan	Corsair iCUE QL120 41.8 CFM 120 mm Fans 3-Pack	$119.99 @ Newegg
	Prices include shipping, taxes, rebates, and discounts
	Total	$2168.39
	Generated by PCPartPicker 2020-11-29 16:00 EST-0500