{"id":166,"date":"2021-01-18T21:47:23","date_gmt":"2021-01-18T20:47:23","guid":{"rendered":"https:\/\/threedots.ovh\/blog\/?p=166"},"modified":"2021-01-18T21:53:23","modified_gmt":"2021-01-18T20:53:23","slug":"a-look-at-windows-10x-on-arm","status":"publish","type":"post","link":"https:\/\/threedots.ovh\/blog\/2021\/01\/a-look-at-windows-10x-on-arm\/","title":{"rendered":"A look at Windows 10X on Arm"},"content":{"rendered":"\n<p>From a quick look at Windows 10X build 20279 (fe_release_10x) on 64-bit Arm:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>No x86(_64) backwards compatibility for UWP apps<\/li><\/ul>\n\n\n\n<p>Which brings us to the next point&#8230;<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Arm 32-bit compatibility is not only there but <strong>required<\/strong>, base applications such as the Microsoft Store rely on it.<\/li><\/ul>\n\n\n\n<p>This also applies to 64-bit Arm Windows desktop SKUs. This issue is not resolved on Windows 10X. Even Microsoft didn&#8217;t transition all their in-house apps to 64-bit Arm yet. And that&#8217;s 3 years past the Arm 64-bit Windows release.<\/p>\n\n\n\n<p>32-bit Arm compatibility is going away in the hardware very soon. Matterhorn, the successor of the Cortex-A78, is the last chip to have it in hardware on the Cortex-A big core line. Makalu, its successor, drops it.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>No desktop application compatibility&#8230; and some special-purpose shims<\/li><\/ul>\n\n\n\n<p>This issue applies to Windows 10X on x86_64 too. Note however that Microsoft Edge runs <em>outside<\/em> of the sandbox that every third-party app developer has to go through on Windows 10X, with a compatibility shim.<\/p>\n\n\n\n<p>It would be nice if Microsoft&#8217;s own web browser would in the same environment that third-party app developers have to target for the platform.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Uses a BSP model, like Mobile and IoT Core<\/li><\/ul>\n\n\n\n<p>You won&#8217;t be able to have Windows 10X install media that will be usable everywhere. Windows 10X images are tailored to a given hardware model.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Every 3rd-party app is sandboxed<\/li><\/ul>\n\n\n\n<p>The times of just running non-Microsoft signed code outside of the sandbox are gone. It&#8217;s to be seen if Microsoft will relax those restrictions for users who don&#8217;t want them, if only for tinkering.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Is branded as Windows, runs within the same form factors as existing Windows devices, but does not have the compatibility that Windows is known for.<\/li><\/ul>\n\n\n\n<p>We&#8217;ll see the results and market acceptance of this product months from now. Windows 10 and Windows 10X are hard to distinguish as names for an unaware observer.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>From a quick look at Windows 10X build 20279 (fe_release_10x) on 64-bit Arm: No x86(_64) backwards compatibility for UWP apps Which brings us to the next point&#8230; Arm 32-bit compatibility is not only there but required, base applications such as the Microsoft Store rely on it. This also applies to 64-bit Arm Windows desktop SKUs.&hellip;&nbsp;<a href=\"https:\/\/threedots.ovh\/blog\/2021\/01\/a-look-at-windows-10x-on-arm\/\" rel=\"bookmark\">Read More &raquo;<span class=\"screen-reader-text\">A look at Windows 10X on Arm<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-166","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/threedots.ovh\/blog\/wp-json\/wp\/v2\/posts\/166","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/threedots.ovh\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/threedots.ovh\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/threedots.ovh\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/threedots.ovh\/blog\/wp-json\/wp\/v2\/comments?post=166"}],"version-history":[{"count":6,"href":"https:\/\/threedots.ovh\/blog\/wp-json\/wp\/v2\/posts\/166\/revisions"}],"predecessor-version":[{"id":172,"href":"https:\/\/threedots.ovh\/blog\/wp-json\/wp\/v2\/posts\/166\/revisions\/172"}],"wp:attachment":[{"href":"https:\/\/threedots.ovh\/blog\/wp-json\/wp\/v2\/media?parent=166"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/threedots.ovh\/blog\/wp-json\/wp\/v2\/categories?post=166"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/threedots.ovh\/blog\/wp-json\/wp\/v2\/tags?post=166"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}