Windows 10 Enterprise 2016 LTSB is basically Windows 10 Aniversary Update (1607) that was release in 2016. However the normal Windows 10 1607 was EOL since April 2018 and was no longer receive any update. Windows 10 Enterprise 2016 LTSB however will get an important security update till 2026. Let's compare it to the most recent version which is Windows 10 1903. Test system i9-9900K @ 5Ghz core , 4.7Ghz uncore ASRock Z370 Taichi P4.00 2x8GB DDR4-3500 16-18-18-36-2T EVGA GTX 1080 Ti @ 2126 core / 12474 mem Transcend PCIE NVME 220S 1TB Seagate Barracuda 4TB Corsair HX 750W NZXT H440 White Custom Water Cooling Nvidia 436.30 Record by ShadowPlay Windows 10 Enterprise 2016 LTSB OS Build 14393.3204 (lastest update as of 18 Sep 2019). Windows 10 1903 OS Build 18362.356 (lastest update as of 18 Sep 2019). Side by side comparison. If you are curious about SOTTR and CIV 6 results I try to re-test several times but the results didn't change. However both games run normally on DX11 with Windows 10 1903.