There have been no physical changes to the device, no. All I really know is before patch 5.41 came out, I never got DirectX errors and now they fall out of the sky.
Regarding the other steps:
Heat is fine, and the card is not overclocked. Even with only XIV running (technically XIV and Steam, since I do play through Steam and have to launch the game through it), the issues still occur, and I do not have any custom graphics configs. There are no mods nor injectors running, and only my necessary USB devices are plugged in. I have both updated and reinstalled my graphics card drivers at least five times, both through DDU and not.
Admittedly I skipped over the Fullscreen Optimizations and am now giving that a try, but I am not entirely too optimistic of that being the answer. I have just finished doing a complete system wipe in order to completely, without a doubt, rule out the issue being software related and they are still persisting, even with my computer being a total blank slate.
Post-system wipe, here is the new system information pulled from the launcher:
-=-=-=-=-=-=- FFXIV Information -=-=-=-=-=-=-
MyDocument E:\Users\Turner\Documents
ProxyEnable 0
ProxyServer unspecified
ProxyOverride unspecified
-=-=-=-=-=-=- System Information -=-=-=-=-=-=-
SYSTEM_OS Windows 10 Pro 64-bit (6.2, Build 9200) (19041.vb_release.191206-1406)
SYSTEM_CPU Intel(R) Core(TM) i7-8700 CPU @ 3.20GHz (12 CPUs), ~3.2GHz
SYSTEM_CORE_NUM SYSTEM_CORE_LOGIC 12 SYSTEM_CORE_PHYSICS 6
SYSTEM_BIOS BIOS Date: 03/08/18 10:29:09 Ver: V1.30
SYSTEM_LANGUAGE English (Regional Setting: English)
SYSTEM_MEMORY 16338.902MB
SYSTEM_VIRTUAL_MEMORY 134217727.875MB
SYSTEM_PAGE_FILE 19282.902MB
SYSTEM_STORAGE C:\ SYSTEM_HARDDISK_DRIVE SYSTEM_TOTALDISC_SPACE 55.800GB SYSTEM_FREEDISC_SPACE 11.717GB
SYSTEM_STORAGE E:\ SYSTEM_HARDDISK_DRIVE SYSTEM_TOTALDISC_SPACE 238.018GB SYSTEM_FREEDISC_SPACE 114.160GB
SYSTEM_STORAGE F:\ SYSTEM_HARDDISK_DRIVE SYSTEM_TOTALDISC_SPACE 2794.394GB SYSTEM_FREEDISC_SPACE 2326.475GB
SYSTEM_STORAGE G:\ SYSTEM_HARDDISK_DRIVE SYSTEM_TOTALDISC_SPACE 0.098GB SYSTEM_FREEDISC_SPACE 0.054GB
SYSTEM_DIRECTX_VERSION DirectX 12
SYSTEM_GRAPHICS NVIDIA GeForce GTX 1080
SYSTEM_GRAPHICS_DEVICE \\.\DISPLAY1
SYSTEM_GRAPHICS_CHIP GeForce GTX 1080
SYSTEM_GRAPHICS_MAKER NVIDIA
SYSTEM_GRAPHICS_VRAM 8079.000 MB
SYSTEM_GRAPHICS_SHARED_VRAM 8169.451 MB
SYSTEM_GRAPHICS_DAC Integrated RAMDAC
SYSTEM_GRAPHICS_DISPLAY_MODE 1920 x 1200 (32 bit) (59Hz)
SYSTEM_GRAPHICS_DRIVER E:\WINDOWS\System32\DriverStore\FileRepository\nv_dispi.inf_amd64_5be8de9f3373beaf\nvldumdx.dll,E:\WINDOWS\System32\DriverStore\FileRepository\nv_dispi.inf_amd64_5be8de9f3373beaf\nvldumdx.dll,E:\WINDOWS\System32\DriverStore\FileRepository\nv_dispi.inf_amd64_5be8de9f3373beaf\nvldumdx.dll,E:\WINDOWS\System32\DriverStore\FileRepository\nv_dispi.inf_amd64_5be8de9f3373beaf\nvldumdx.dll
SYSTEM_GRAPHICS_DRIVER_VERSION 27.21.0014.6192
SYSTEM_GRAPHICS_DRIVER_DATE 3/9/2021 19:00:00
SYSTEM_GRAPHICS_DRIVER_LANGUAGE English
3.0
SYSTEM_GRAPHICS_PIXEL_SHADER 3.0
SYSTEM_GRAPHICS_VERTEX_TEXTURE SYSTEM_SUPPORT
SYSTEM_SOUND Realtek Digital Output (Realtek(R) Audio)
SYSTEM_SOUND_DEVICE_ID {F9BF7A68-9A30-41EE-AFFC-1E867EBC8175}
SYSTEM_SOUND_DEVICE_NAME RTKVHD64.sys
SYSTEM_SOUND_DRIVER_VERSION 6.0.8849.1
SYSTEM_SOUND_DRIVER_LANGUAGE English
SYSTEM_SOUND_DRIVER_DATE 11/25/2019 19:00:00
SYSTEM_SOUND Speakers (Realtek(R) Audio)
SYSTEM_SOUND_DEVICE_ID {ADE45E72-3961-498D-9F6B-DF7AE65C9F58}
SYSTEM_SOUND_DEVICE_NAME RTKVHD64.sys
SYSTEM_SOUND_DRIVER_VERSION 6.0.8849.1
SYSTEM_SOUND_DRIVER_LANGUAGE English
SYSTEM_SOUND_DRIVER_DATE 11/25/2019 19:00:00
SYSTEM_SOUND Speakers (Steam Streaming Microphone)
SYSTEM_SOUND_DEVICE_ID {44631D13-D57F-4326-B60C-43AD4216741D}
SYSTEM_SOUND_DEVICE_NAME SteamStreamingMicrophone.sys
SYSTEM_SOUND_DRIVER_VERSION 8.33.15.17
SYSTEM_SOUND_DRIVER_LANGUAGE
SYSTEM_SOUND_DRIVER_DATE 7/27/2017 19:00:00
SYSTEM_SOUND Speakers (Steam Streaming Speakers)
SYSTEM_SOUND_DEVICE_ID {64BA2869-AFA0-4FED-A576-42D5B81B6BFD}
SYSTEM_SOUND_DEVICE_NAME SteamStreamingSpeakers.sys
SYSTEM_SOUND_DRIVER_VERSION 17.56.13.764
SYSTEM_SOUND_DRIVER_LANGUAGE
SYSTEM_SOUND_DRIVER_DATE 7/19/2017 19:00:00
SYSTEM_INPUT {6F1D2B60-D5A0-11CF-BFC7444553540000}
SYSTEM_INPUT_NAME Mouse
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 3 SYSTEM_GAMEPAD_BUTTON 5 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {6F1D2B61-D5A0-11CF-BFC7444553540000}
SYSTEM_INPUT_NAME Keyboard
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 128 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {BAFF8C10-87A7-11EB-8001444553540000}
SYSTEM_INPUT_NAME SteelSeries Sensei Ten
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 0 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {BB046E10-87A7-11EB-8003444553540000}
SYSTEM_INPUT_NAME SteelSeries Sensei Ten
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 4096 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {BB06B800-87A7-11EB-8004444553540000}
SYSTEM_INPUT_NAME SteelSeries Sensei Ten
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 0 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {BB06B800-87A7-11EB-8005444553540000}
SYSTEM_INPUT_NAME SteelSeries Sensei Ten
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 265 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {BB01FD10-87A7-11EB-8002444553540000}
SYSTEM_INPUT_NAME Ideazon Merc Stealth MM USB Human Interface Device
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 18 SYSTEM_GAMEPAD_FOV 0
SYSTEM_INPUT {BB06B800-87A7-11EB-8006444553540000}
SYSTEM_INPUT_NAME Ideazon Merc Stealth MM USB Human Interface Device
SYSTEM_INPUT_REMARKS SYSTEM_GAMEPAD_AXIS 0 SYSTEM_GAMEPAD_BUTTON 0 SYSTEM_GAMEPAD_FOV 0
-=-=-=-=-=-=- Application Information -=-=-=-=-=-=-
DirectX 11 issue 11000002 — Mozilla Firefox
FFXIVLauncher
Microsoft Store
Microsoft Store
Settings
Settings
Microsoft Text Input Application
#raid_only - Discord
-=-=-=-=-=-=- Install Information -=-=-=-=-=-=-
Microsoft Edge
Microsoft Edge Update
Steam
Gyazo 4.1.5.0
Mozilla Firefox 86.0.1 (x64 en-US)
Mozilla Maintenance Service
FINAL FANTASY XIV Online
Among Us
-=-=-=-=-=-=- Proccess Information -=-=-=-=-=-=-
E:\Program Files (x86)\Gyazo\GyStation.exe 00001F40
E:\Program Files (x86)\Steam\bin\cef\cef.win7x64\steamwebhelper.exe 00003018
E:\Program Files (x86)\Steam\steam.exe 000032B8
E:\Program Files (x86)\Steam\steamapps\common\FINAL FANTASY XIV Online\boot\ffxivlauncher.exe 000027E4
E:\Program Files (x86)\Steam\steamapps\common\FINAL FANTASY XIV Online\boot\ffxivsysinfo64.exe 000015F0
E:\Program Files\Mozilla Firefox\firefox.exe 00002938
E:\Program Files\WindowsApps\Microsoft.Windows.Photos_2020.20110.11001.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe 000029F8
E:\Program Files\WindowsApps\Microsoft.WindowsStore_12011.1001.1.0_x64__8wekyb3d8bbwe\WinStore.App.exe 00003254
E:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_5.521.2012.0_x64__8wekyb3d8bbwe\GameBar.exe 00001EE4
E:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_5.521.2012.0_x64__8wekyb3d8bbwe\GameBarFTServer.exe 0000069C
E:\Program Files\WindowsApps\Microsoft.YourPhone_1.21011.127.0_x64__8wekyb3d8bbwe\YourPhone.exe 00002E74
E:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.13426.20688.0_x64__8wekyb3d8bbwe\HxAccounts.exe 0000215C
E:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.13426.20688.0_x64__8wekyb3d8bbwe\HxOutlook.exe 000027D4
E:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.13426.20688.0_x64__8wekyb3d8bbwe\HxTsr.exe 000026C8
E:\Users\Turner\AppData\Local\Discord\app-0.0.309\Discord.exe 0000156C
E:\Users\Turner\AppData\Local\Microsoft\OneDrive\OneDrive.exe 00000984
E:\Users\Turner\AppData\Local\NhNotifSys\nahimic\nahimicNotifSys.exe 00001D18
E:\WINDOWS\explorer.exe 000014AC
E:\WINDOWS\system32\ApplicationFrameHost.exe 0000269C
E:\WINDOWS\system32\CredentialEnrollmentManager.exe 00002544
E:\WINDOWS\system32\DllHost.exe 00000CC8
E:\WINDOWS\system32\SettingSyncHost.exe 0000221C
E:\WINDOWS\system32\sihost.exe 00000BF4
E:\WINDOWS\system32\svchost.exe 00002BE8
E:\WINDOWS\system32\taskhostw.exe 000018C4
E:\Windows\ImmersiveControlPanel\SystemSettings.exe 00002C78
E:\Windows\System32\CompPkgSrv.exe 00001480
E:\Windows\System32\DriverStore\FileRepository\realtekservice.inf_amd64_d87c47469b47c3f9\RtkAudUService64.exe 00002508
E:\Windows\System32\RuntimeBroker.exe 00002854
E:\Windows\System32\SecurityHealthSystray.exe 00001D74
E:\Windows\System32\oobe\UserOOBEBroker.exe 0000289C
E:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe 00002DB8
E:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe 00001864
E:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe 00002CB8
E:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe 000005A4