Can I get some input on this 5090 build? Will use it for gaming mostly and LLM image gen. Budget is not really a restraint, but not just trying to max everything for sake of maxxxing. Canada. Monitor TBD. 7800X3D is ATL price rn so thinking of starting to assemble stuff.

>CPU – AMD Ryzen 7 7800X3D
>CPU Cooler – Arctic Liquid Freezer III 420 A-RGB
>Motherboard – MSI MAG X870E Tomahawk WiFi (ATX, AM5)
>Memory – 64 GB (2×32) Corsair Vengeance RGB DDR5-6000 CL30
>Storage – 2 TB Samsung 990 Pro NVMe PCIe 4.0
>GPU – MSI GeForce RTX 5090 Gaming Trio OC 32 GB
>Case – Lian Li O11 Dynamic EVO XL (full-tower)
>PSU – Corsair HX1200i 1200 W 80+ Platinum (fully modular)
>Fans – 6 × Arctic P14 PWM PST A-RGB 140 mm

Available Questions:
>what model of 5090?
>any 5090 builds that you recommend looking at?
>1000 W or 1200 W? How much overhead should I have?
>DDR5-6000 OR 6200?
>Is this mobo overkill?
>What are some good resources for first time AIO installation?
>Any cheap upgrades on currently listed components?