Shadow Of The Tomb Raider #RTXOn

Thought I would play some SOT on my old 3800X,it looks great in HDR but sadly this game stutter like a mother recording HDR content thru Windows 10.

♦ CPU - AMD 3800X With MasterLiquid Lite ML240L RGB AIO
♦ GPU - Nvidia RTX 2080
♦ RAM - G.Skill Trident Z 16GB DDR4(F4-4000C18D-16GTZ) (2x8)
♦ Mobo - MSI X470 - Gaming Plus(E7B79AMS.AAG-AMD ComboPI1.0.0.4b)
♦ SSD - NVME SSD Intel 512GB
♦ DSP - LG 65" 4K UHD HDR OLED G-Sync Over HDMI
♦ U - Antec High Current Pro 1200W