{"id":969,"date":"2020-05-25T23:59:24","date_gmt":"2020-05-25T23:59:24","guid":{"rendered":"http:\/\/www.tech-g.com\/?p=969"},"modified":"2025-09-06T04:38:59","modified_gmt":"2025-09-06T04:38:59","slug":"how-fast-is-a-raspberry-pi-3-4-b","status":"publish","type":"post","link":"https:\/\/www.voodoo.business\/blog\/2020\/05\/25\/how-fast-is-a-raspberry-pi-3-4-b\/","title":{"rendered":"How fast is a raspberry PI 3\/4 B"},"content":{"rendered":"\n<p>The answer is, depending on your needs, but you are not here to hear that now are you, so I did a little experiment, tailored specifically for a certain need that does not apply accross the board, but combined with other experiments online, this might give you an idea<\/p>\n\n\n\n<p>The experiment is annotating an image with image magic plugin for PHP<\/p>\n\n\n\n<p>Both running buster (Debian\/Raspbian 10), both on PHP7.3 and everything fresh installed<\/p>\n\n\n\n<p>the PC has 8GB of DDR3 Ram, and the PI 1GB of LPDDR2-900 SDRAM<\/p>\n\n\n\n<p>The PC has a 12 year old &#8220;Intel(R) Core(TM)2 Quad CPU Q9450 @ 2.66GHz&#8221;<\/p>\n\n\n\n<p>The PC was around <strong>7 fold faster <\/strong>than the raspberry PI 3 (the mean of a trial of 20 runs, with all the files cached in ram by the linux kernel)<\/p>\n\n\n\n<p>The trial was done with a discrete VGA card (AMD RADEON) and with the chipset&#8217;s own graphics card, results were identical (The VGA card did not have it&#8217;s drivers installed, so we don&#8217;t know if it might have an effect or not)<\/p>\n\n\n\n<p>I am now moving into even older PCs to compare performance, and will report the results here again to see what the limiting factors might be<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The answer is, depending on your needs, but you are not here to hear that now are you, so I did a little experiment, tailored specifically for a certain need that does not apply accross the board, but combined with other experiments online, this might give you an idea The experiment is annotating an image [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9,217],"tags":[],"class_list":["post-969","post","type-post","status-publish","format-standard","hentry","category-pc-hardware","category-raspberry-pi"],"_links":{"self":[{"href":"https:\/\/www.voodoo.business\/blog\/wp-json\/wp\/v2\/posts\/969","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.voodoo.business\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.voodoo.business\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.voodoo.business\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.voodoo.business\/blog\/wp-json\/wp\/v2\/comments?post=969"}],"version-history":[{"count":2,"href":"https:\/\/www.voodoo.business\/blog\/wp-json\/wp\/v2\/posts\/969\/revisions"}],"predecessor-version":[{"id":971,"href":"https:\/\/www.voodoo.business\/blog\/wp-json\/wp\/v2\/posts\/969\/revisions\/971"}],"wp:attachment":[{"href":"https:\/\/www.voodoo.business\/blog\/wp-json\/wp\/v2\/media?parent=969"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.voodoo.business\/blog\/wp-json\/wp\/v2\/categories?post=969"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.voodoo.business\/blog\/wp-json\/wp\/v2\/tags?post=969"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}