{"id":22292,"date":"2025-10-06T12:29:48","date_gmt":"2025-10-06T16:29:48","guid":{"rendered":"https:\/\/carleton.ca\/scs\/?page_id=22292"},"modified":"2025-11-26T11:35:21","modified_gmt":"2025-11-26T16:35:21","slug":"vin170","status":"publish","type":"page","link":"https:\/\/carleton.ca\/scs\/vintage-computing\/item\/vin170\/","title":{"rendered":"OLPC XO"},"content":{"rendered":"<h2>OLPC XO<\/h2>\n<p>[Vin170]<\/p>\n<p>The OLPC XO laptop, also known as the &#8220;$100 Laptop&#8221; or &#8220;Children&#8217;s Machine,&#8221; was a landmark in computing history as one of the first rugged, low-cost, low-power laptops designed specifically for children in developing countries to facilitate education and self-directed learning. Its notable features include a durable design, power-efficient hardware with a unique sunlight-readable display, and a Fedora Linux-based OS with the child-friendly Sugar interface. The XO was important for pioneering affordable educational technology worldwide; however, it never reached its promised $100 price, was only moderately popular with about 3 million units delivered globally, and faced significant challenges in adoption and impact.<a href=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_140926748-scaled.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"alignright size-large wp-image-22294\" src=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_140926748-400x300.jpg\" alt=\"One Laptop Per Child XO\" width=\"400\" height=\"300\" srcset=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_140926748-400x300.jpg 400w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_140926748-240x180.jpg 240w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_140926748-160x120.jpg 160w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_140926748-768x577.jpg 768w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_140926748-1536x1153.jpg 1536w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_140926748-2048x1538.jpg 2048w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_140926748-800x600.jpg 800w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_140926748-360x270.jpg 360w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/a><\/p>\n<ul>\n<li><strong>Manufacturer<\/strong>: Quanta Computer<\/li>\n<li><strong>Type<\/strong>: Laptop<\/li>\n<li><strong>Release Date<\/strong>: 2007<\/li>\n<li><strong>Cost at release<\/strong>: USD $100 (CAD $160 adjusted for inflation)<\/li>\n<li><strong>MIPS<\/strong>: 0.5 &#8211; 1.0 (&lt;1000 KIPS)<\/li>\n<\/ul>\n<h3><span class=\"TextRun SCXW36078203 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW36078203 BCX0\">Hardware Specifications<\/span><\/span><\/h3>\n<ul>\n<li><strong>CPU<\/strong>: AMD Geode LX (x86-compatible) 433 MHz<\/li>\n<li><strong>Memory<\/strong>: 256 MiB DDR<\/li>\n<li><strong>Mass storage<\/strong>: 1 GiB SLC NAND flash (many units); some later or special units used 2 GiB or larger flash\/microSD expansion<\/li>\n<li><strong>Graphics<\/strong>: Integrated graphics in the Geode\/companion chipset with unified memory architecture and a display controller (DCON) that can keep the screen active while the CPU sleeps to save power<\/li>\n<li><strong>Display<\/strong>: 7.5&#8243; dual\u2011mode TFT (sunlight\u2011readable reflective grayscale mode and color backlit mode) with a perceived high-resolution rendering using subpixel sampling (grayscale mode very low power)<\/li>\n<li><strong>Battery<\/strong>: Replaceable rechargeable battery options (NiMH on early units; later LiFePO4 packs used in production) with typical battery life around 3 hours for XO-1 (longer on later revisions)<\/li>\n<li><strong>Power options<\/strong>: Support for solar chargers and external power solutions (and prototypes included hand-crank concepts)<\/li>\n<li><strong>Networking<\/strong>: Built-in 802.11b\/g Wi\u2011Fi with mesh networking support (802.11s-style mesh), integrated dual rotating antennas for diversity and mesh operation<\/li>\n<li><strong>Camera<\/strong>: Integrated color camera (approx. 640\u00d7480) capable of video and usable as a sensor for educational experiments<\/li>\n<li><strong>Audio<\/strong>: AC\u201997-compatible audio, internal stereo speakers, internal microphone, and headphone\/mic jacks<\/li>\n<li><strong>Input<\/strong>: Rubber-membrane sealed keyboard (multi-language layouts), directional\/game keys, and a touchpad\/stylus area depending on revision<a href=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_150325102-scaled.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"alignright size-large wp-image-22297\" src=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_150325102-400x300.jpg\" alt=\"One laptop per child XO\" width=\"400\" height=\"300\" srcset=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_150325102-400x300.jpg 400w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_150325102-240x180.jpg 240w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_150325102-160x120.jpg 160w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_150325102-768x577.jpg 768w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_150325102-1536x1153.jpg 1536w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_150325102-2048x1538.jpg 2048w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_150325102-800x600.jpg 800w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251006_150325102-360x270.jpg 360w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/a><\/li>\n<\/ul>\n<p><\/p>\n<h3><span class=\"TextRun SCXW136206418 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW136206418 BCX0\">Operating System &amp; Programming Languages<\/span><\/span><span class=\"EOP SCXW136206418 BCX0\" data-ccp-props=\"{&quot;335559685&quot;:0}\">\u00a0<\/span><\/h3>\n<ul class=\"marker:text-textOff list-disc\">\n<li>\n<p class=\"my-0\"><strong>Operating System<\/strong>: Fedora-derived Linux distribution with the Sugar learning environment<\/p>\n<\/li>\n<\/ul>\n<ul>\n<li class=\"my-0\"><strong>Supported Languages<\/strong>:\n<ul>\n<li>Python (Python 2.5 on early XOs) and the Sugar Activity API, with many Activities authored in Python.<\/li>\n<li>JavaScript (in browser activities), Squeak\/Smalltalk (Etoys), Turtle Art (visual programming), Csound (music programming), and ActionScript\/Flash support via Gnash in some builds.<\/li>\n<li>Native\/low\u2011level options: C and C++ development was possible using standard GNU toolchains on the Fedora base, and developers could install Mono\/.NET in some deployments to run C# code, though additional dependencies increased footprint.<\/li>\n<li>Firmware\/boot: Open Firmware (a Forth\u2011style environment) was used on the XO hardware for low\u2011level access when developer modes were enabled.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>Notables<\/h3>\n<ul>\n<li>Nicknames: \u201c$100 Laptop,\u201d \u201cChildren\u2019s Machine,\u201d and the \u201cgreen machine.\u201d<\/li>\n<li>Famous firsts: Early mass effort to produce a sunlight-readable, extremely low\u2011power, rugged laptop intended for children at scale and one of the first widely publicized attempts at mesh networking for classroom collaboration.<\/li>\n<li>Design notables: Distinctive bright green rubber bumpers, rotatable antenna\/port covers, rubberized keyboard, and reversible\/sunlight-readable dual\u2011mode display designed by Yves B\u00e9har\u2019s Fuseproject.<\/li>\n<li>Technical firsts\/unusuals: Fanless, solid\u2011state design with display controller (DCON) that could keep the screen active while the CPU slept to save power.<\/li>\n<li>Cultural impact: Inspired later low\u2011cost netbooks and Chromebooks and pushed education ministries worldwide to commit to one\u2011to\u2011one computing initiatives despite mixed long\u2011term outcomes.<\/li>\n<li>Popularity\/fate: Over 3 million units shipped but fell short of lofty distribution goals and faced criticism for implementation and sustainability problems.<\/li>\n<li>Famous ads: \u201cGive One Get One\u201d campaigns (buy one, donate one) and high-profile promotional spots including a John Lennon style ad used online during the 2008 campaign.<\/li>\n<\/ul>\n<p><\/p>\n<p><strong>Donated by<\/strong>: Dr. Robert Biddle<\/p>\n","protected":false},"excerpt":{"rendered":"<p>OLPC XO [Vin170] The OLPC XO laptop, also known as the &#8220;$100 Laptop&#8221; or &#8220;Children&#8217;s Machine,&#8221; was a landmark in computing history as one of the first rugged, low-cost, low-power laptops designed specifically for children in developing countries to facilitate education and self-directed learning. Its notable features include a durable design, power-efficient hardware with a [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"parent":19704,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","_mi_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":"","_links_to":"","_links_to_target":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>OLPC XO - School of Computer Science<\/title>\n<meta name=\"description\" content=\"OLPC XO The OLPC XO laptop, also known as the &quot;$100 Laptop&quot; or &quot;Children&#039;s Machine,&quot; was a landmark in computing history as one of the first rugged,\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/carleton.ca\/scs\/vintage-computing\/item\/vin170\/\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/carleton.ca\/scs\/vintage-computing\/item\/vin170\/\",\"url\":\"https:\/\/carleton.ca\/scs\/vintage-computing\/item\/vin170\/\",\"name\":\"OLPC XO - 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