{"id":662,"date":"2014-05-03T12:24:52","date_gmt":"2014-05-03T10:24:52","guid":{"rendered":"http:\/\/albertomilone.com\/?p=662"},"modified":"2014-05-03T12:24:52","modified_gmt":"2014-05-03T10:24:52","slug":"hybrid-graphics-in-ubuntu-14-04","status":"publish","type":"post","link":"https:\/\/albertomilone.com\/blog\/hybrid-graphics-in-ubuntu-14-04\/","title":{"rendered":"Hybrid Graphics in Ubuntu 14.04"},"content":{"rendered":"<p>Here&#8217;s a short list of the new features concerning <strong>hybrid graphics<\/strong> in <strong>Ubuntu 14.04<\/strong>:<\/p>\n<ul>\n<li>External displays connected to the NVIDIA GPU can now be used through the \u201cnvidia-settings\u201d panel. We used to disable them but this is no longer the case (also there&#8217;s a fix pending for <a href=\"https:\/\/bugs.launchpad.net\/ubuntu\/+source\/ubuntu-drivers-common\/+bug\/1296020\">LP: #1296020<\/a>, in case your BIOS provides a fake output)<\/li>\n<li>We have a more robust system to detect and enable hybrid graphics, thanks to the new gpu-manager (I&#8217;ll write a more technical article with all the details soon).<\/li>\n<li>We now fall back on the open Intel driver if any of the required components is\u00a0missing (e.g. the kernel module was not built for the newly installed kernel, or a key package was accidentally removed).<\/li>\n<li>Installing the nvidia or the fglrx driver should allow hybrid graphics to work with no further action required. Switching from a power profile to another can be done using the relevant control panels (either AMD&#8217;s or NVIDIA&#8217;s), as usual.<\/li>\n<li>A direct benefit of using a recent kernel is that tearing on Intel\/NVIDIA systems, while still an issue, should be a little reduced.<\/li>\n<\/ul>\n<p>My special thanks go to <strong>Maarten Lankhorst <\/strong>(of Nouveau fame), who helped a lot by providing guidance, testing, and debugging X issues.<\/p>\n<p><a href=\"https:\/\/wiki.ubuntu.com\/X\/Config\/HybridGraphics#Known_issues\">Known issues<\/a><\/p>\n<p><a href=\"https:\/\/wiki.ubuntu.com\/X\/Config\/HybridGraphics\">Instructions<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Here&#8217;s a short list of the new features concerning hybrid graphics in Ubuntu 14.04: External displays connected to the NVIDIA GPU can now be used through the \u201cnvidia-settings\u201d panel. We used to disable them but this is no longer the case (also there&#8217;s a fix pending for LP: #1296020, in case your BIOS provides a <a class=\"read-more\" href=\"https:\/\/albertomilone.com\/blog\/hybrid-graphics-in-ubuntu-14-04\/\">[&hellip;]<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14,5,9,11],"tags":[],"class_list":["post-662","post","type-post","status-publish","format-standard","hentry","category-gnulinux","category-planet","category-ubuntu","category-voices-2"],"_links":{"self":[{"href":"https:\/\/albertomilone.com\/blog\/wp-json\/wp\/v2\/posts\/662","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/albertomilone.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/albertomilone.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/albertomilone.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/albertomilone.com\/blog\/wp-json\/wp\/v2\/comments?post=662"}],"version-history":[{"count":0,"href":"https:\/\/albertomilone.com\/blog\/wp-json\/wp\/v2\/posts\/662\/revisions"}],"wp:attachment":[{"href":"https:\/\/albertomilone.com\/blog\/wp-json\/wp\/v2\/media?parent=662"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/albertomilone.com\/blog\/wp-json\/wp\/v2\/categories?post=662"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/albertomilone.com\/blog\/wp-json\/wp\/v2\/tags?post=662"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}