Using the new Portal RTX, csgo surf maps can be launched with raytracing. However, due to incompatibilities, many maps will not open and cause the game to crash. The maps that do work, on the other hand, are pretty unsettling
Portal RTX: https://store.steampowered.com/app/2012840/Portal_with_RTX/
Full Drive for Surf Maps: https://github.com/OuiSURF/Surf_Maps
SourceMod: https://www.sourcemod.net/
Metamod: https://www.metamodsource.net/
Free Graphics Card Upgrade: https://www.youtube.com/watch?v=6uIZf61MGuA
Surf Maps I Tried
surf_ace
surf_aircontrol
surf_akai_final (worked)
surf_amplitude_apex
surf_amplitude_encore
surf_amplitude_light
surf_and_destroy_fix (worked)
surf_android_ksf
surf_annoyance_njv
surf_antimatter_v2
surf_antimatter2
surf_anzchamps
surf_apollo
surf_arghmyeyes_retexture
surf_aura
surf_b_r_o_x_x_x
surf_beginner
surf_beginner_hell
suirf_beginner2
surf_benevolent_refix
surf_beyond
surf_blackout
surf_borderlands
surf_calamity_njv
surf_chasm
surf_chateau_fix
surf_christmas
surf_classics
surf_classics2
surf_clavius
surf_commune_again_beta5
surf_commune_beta11
surf_concept
surf_derpis
surf_diamond_beta1 (worked)
surf_eclipse
surf_faint_fix
surf_glass7_ksf
surf_glass9
surf_gleam
surf_goliath
surf_graphia
surf_grassland
surf_mesa_fixed
surf_polygon (worked)
surf_pox