{"id":1947,"date":"2019-07-25T23:34:04","date_gmt":"2019-07-25T21:34:04","guid":{"rendered":"https:\/\/alax.info\/blog\/?p=1947"},"modified":"2019-07-29T09:53:39","modified_gmt":"2019-07-29T07:53:39","slug":"a-few-interesting-observations-about-nvidia-turing-video-encoders","status":"publish","type":"post","link":"https:\/\/alax.info\/blog\/1947","title":{"rendered":"A few interesting observations about NVIDIA Turing video encoders"},"content":{"rendered":"\n<table class=\"wp-block-table is-style-stripes\"><tbody><tr><td>GPU<\/td><td>NVIDIA GeForce GTX 1080 Ti<\/td><td>NVIDIA GeForce GTX 1660 Ti<\/td><\/tr><tr><td>Microarchitecture<\/td><td><a href=\"https:\/\/en.wikipedia.org\/wiki\/Pascal_(microarchitecture)\">Pascal<\/a><\/td><td><a href=\"https:\/\/en.wikipedia.org\/wiki\/Turing_(microarchitecture)\">Turing<\/a><\/td><\/tr><tr><td>H.264 <br>NV_ENC_CAPS_SUPPORT_FIELD_ENCODING<\/td><td>Yes<\/td><td>No<\/td><\/tr><tr><td>H.264 <br>NV_ENC_PRESET_HP_GUID entropyCodingMode<\/td><td>NV_ENC_H264_<br>ENTROPY_CODING_MODE_<br>CAVLC<\/td><td>NV_ENC_H264_<br>ENTROPY_CODING_MODE_<br>CABAC<\/td><\/tr><tr><td>H.265\/HEVC <br>NV_ENC_CAPS_NUM_MAX_BFRAMES<\/td><td>0<\/td><td>5<\/td><\/tr><tr><td>H.265\/HEVC <br>NV_ENC_CAPS_SUPPORT_TEMPORAL_AQ<\/td><td>No<\/td><td>Yes<\/td><\/tr><\/tbody><\/table>\n\n\n\n<p class=\"wp-block-paragraph\">Apart from the capabilities, <a href=\"https:\/\/www.nvidia.com\/content\/dam\/en-zz\/Solutions\/design-visualization\/technologies\/turing-architecture\/NVIDIA-Turing-Architecture-Whitepaper.pdf\">a whitepaper mentions<\/a> these H.265\/HEVC improvements: <\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>Turing GPUs also ship with an enhanced NVENC encoder unit that adds support for H.265 (HEVC) 8K encode at 30 fps. The new NVENC encoder provides up to 25% bitrate savings for HEVC and up to 15% bitrate savings for H.264.  <\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>GPU NVIDIA GeForce GTX 1080 Ti NVIDIA GeForce GTX 1660 Ti Microarchitecture Pascal Turing H.264 NV_ENC_CAPS_SUPPORT_FIELD_ENCODING Yes No H.264 NV_ENC_PRESET_HP_GUID entropyCodingMode NV_ENC_H264_ENTROPY_CODING_MODE_CAVLC NV_ENC_H264_ENTROPY_CODING_MODE_CABAC H.265\/HEVC NV_ENC_CAPS_NUM_MAX_BFRAMES 0 5 H.265\/HEVC NV_ENC_CAPS_SUPPORT_TEMPORAL_AQ No Yes Apart from the capabilities, a whitepaper mentions these H.265\/HEVC improvements: Turing GPUs also ship with an enhanced NVENC encoder unit that adds support for&hellip; <\/p>\n<p><a class=\"moretag\" href=\"https:\/\/alax.info\/blog\/1947\">Read the full article<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[379,504,574,573,486],"class_list":["post-1947","post","type-post","status-publish","format-standard","hentry","category-video","tag-h-264","tag-h-265","tag-nvenc","tag-nviida","tag-video"],"_links":{"self":[{"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/posts\/1947","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/comments?post=1947"}],"version-history":[{"count":0,"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/posts\/1947\/revisions"}],"wp:attachment":[{"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/media?parent=1947"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/categories?post=1947"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/tags?post=1947"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}