{"id":91872,"date":"2019-04-12T18:33:52","date_gmt":"2019-04-12T18:33:52","guid":{"rendered":"http:\/\/gamefromscratch.com\/post.aspx?id=809d70ef-cd83-4000-9ef5-816c2cb20889"},"modified":"2019-04-12T18:33:52","modified_gmt":"2019-04-12T18:33:52","slug":"does-unreal-engine-real-time-raytracing-work-on-older-gpus","status":"publish","type":"post","link":"https:\/\/sickgaming.net\/blog\/2019\/04\/12\/does-unreal-engine-real-time-raytracing-work-on-older-gpus\/","title":{"rendered":"Does Unreal Engine Real-Time Raytracing Work on Older GPUs"},"content":{"rendered":"<p>At GDC 2019, <a href=\"https:\/\/www.gamefromscratch.com\/post\/2019\/03\/22\/Real-Time-RayTracing-At-GDC-2019.aspx\">real-time raytracing<\/a> was one of the marquee features.&nbsp; Unreal was the first to market with DXR support added to <a href=\"https:\/\/www.gamefromscratch.com\/post\/2019\/04\/02\/Unreal-Engine-422-Released.aspx\">Unreal Engine 4.22<\/a>.&nbsp; Unfortunately it also required you to have one of the newest generation video cards, an RTX 2060, 2070 or 2080.&nbsp; Thankfully Nvidia also announced at GDC that they would be bringing DXR support to some older GeForce 10 series cards based on the Pascal architecture.&nbsp;&nbsp; Does this mean you can now do real-time raytracing development on a older Nvidia GPU?&nbsp; Let\u2019s find out!<\/p>\n<p>There are a few requirements before you can start:<\/p>\n<ul>\n<li>an Nvidia 1060 6GB, 1070 or 1080 card (or of course a RTX 2060+ card)<\/li>\n<li>Unreal Engine 4.22 or newer<\/li>\n<li>Nvidia Drivers, 425.31 ore newer<\/li>\n<li>Windows 10 Build 1809 or later<\/li>\n<\/ul>\n<p>Be sure to launch Unreal Engine using the \u2013dx12 flag, then enable raytracing in the project settings, the full process is documented <a href=\"https:\/\/docs.unrealengine.com\/en-us\/Engine\/Rendering\/RayTracing\">here<\/a>.&nbsp; Watch the entire process and the mixed results in the video below.<\/p>\n<p>So can you do raytracing in Unreal Engine using older cards?&nbsp; Yes, yes you can\u2026 but the results aren\u2019t perfect as of yet.&nbsp; Once you have your raytraced project up and running, <a href=\"https:\/\/docs.unrealengine.com\/en-us\/Engine\/Rendering\/RayTracing\/RayTracingSettings\">check here<\/a> for documentation on how to configure raytracing in your project.<\/p>\n<p align=\"center\">[youtube https:\/\/www.youtube.com\/watch?v=zo0WVQrXgrM&#038;w=853&#038;h=480]<\/p>\n<p class=\"under\"> <span class=\"categories\"><a href=\"https:\/\/www.gamefromscratch.com\/category\/General.aspx\">General<\/a><\/span> <span class=\"tags\"><a href=\"https:\/\/www.gamefromscratch.com\/?tag=\/Unreal\" rel=\"tag\">Unreal<\/a><\/span> <\/p>\n<hr>\n","protected":false},"excerpt":{"rendered":"<p>At GDC 2019, real-time raytracing was one of the marquee features.&nbsp; Unreal was the first to market with DXR support added to Unreal Engine 4.22.&nbsp; Unfortunately it also required you to have one of the newest generation video cards, an RTX 2060, 2070 or 2080.&nbsp; Thankfully Nvidia also announced at GDC that they would be [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[71],"tags":[178],"class_list":["post-91872","post","type-post","status-publish","format-standard","hentry","category-game-development","tag-general"],"_links":{"self":[{"href":"https:\/\/sickgaming.net\/blog\/wp-json\/wp\/v2\/posts\/91872","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sickgaming.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sickgaming.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sickgaming.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/sickgaming.net\/blog\/wp-json\/wp\/v2\/comments?post=91872"}],"version-history":[{"count":0,"href":"https:\/\/sickgaming.net\/blog\/wp-json\/wp\/v2\/posts\/91872\/revisions"}],"wp:attachment":[{"href":"https:\/\/sickgaming.net\/blog\/wp-json\/wp\/v2\/media?parent=91872"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sickgaming.net\/blog\/wp-json\/wp\/v2\/categories?post=91872"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sickgaming.net\/blog\/wp-json\/wp\/v2\/tags?post=91872"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}