{"id":22936,"date":"2025-12-06T10:04:12","date_gmt":"2025-12-06T15:04:12","guid":{"rendered":"https:\/\/carleton.ca\/scs\/?page_id=22936"},"modified":"2026-01-09T19:05:06","modified_gmt":"2026-01-10T00:05:06","slug":"vin174","status":"publish","type":"page","link":"https:\/\/carleton.ca\/scs\/vintage-computing\/item\/vin174\/","title":{"rendered":"Compaq 2820"},"content":{"rendered":"<h2>Compaq 2820<\/h2>\n<p>[Vin174]<\/p>\n<p>The Compaq 2820 laptop, part of the early Compaq Contura series from the mid-1990s, was notable as one of the pioneers of subnotebook designs, a precursor to the modern netbook. It stood out for its portability and compact size while running MS-DOS and Windows 3.1, and later Windows 95, addressing the growing demand for mobile computing in business and academic environments. Its significance lies in advancing mobile computing access, influencing the evolution of laptops from bulky portables to practical, lightweight machines.<\/p>\n<ul>\n<li><strong>Manufacturer<\/strong>: Compaq Computer Corporation<\/li>\n<li><strong>Type<\/strong>: Laptop<\/li>\n<li><strong>Release Date<\/strong>: 1994<\/li>\n<li><strong>Cost at release<\/strong>: $3,600 (adjusted for inflation)<\/li>\n<li><strong>MIPS<\/strong>: 20<\/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>: Intel 80486SX-SL (SL-enhanced 486SX) at 25 MHz\u200b<\/li>\n<li><strong>Memory<\/strong>: 4 MB standard (proprietary), expandable to 12 MB (Compaq modules) or 20 MB (third-party)\u200b<\/li>\n<li><strong>Storage<\/strong>: 2.5&#8243; IDE hard drive, typically 120-170 MB (options up to 250 MB)\u200b<\/li>\n<li><strong>Display<\/strong>: 8-inch passive matrix grayscale VGA (640&#215;480, 16 shades; color-capable externally), 256 KB VRAM\u200b<\/li>\n<li><strong>Graphics<\/strong>: SMOS 8108 chipset\u200b<\/li>\n<li><strong>Expansion<\/strong>: 1x PCMCIA Type II slot\u200b<\/li>\n<li><strong>Ports<\/strong>: 1x RS-232 serial, 1x ECP\/EPP parallel\u200b<\/li>\n<li><strong>Input<\/strong>: Integrated trackball, touch-typeable keyboard with palm rest\u200b<\/li>\n<li><strong>Audio<\/strong>: PC speaker\u200b<\/li>\n<li><strong>Battery<\/strong>: NiMH (1500 or 2300 mAh), up to 6 hours\u200b<\/li>\n<li><strong>Power<\/strong>: Barrel jack (17.5V, 1.4A)\u200b<\/li>\n<li><strong>Dimensions<\/strong>: 1.5 x 10.25 x 7.5 inches (3.8 x 26 x 19 cm)\u200b<\/li>\n<li><strong>Weight<\/strong>: ~1.3 kg<\/li>\n<\/ul>\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>\n<li class=\"my-0\"><strong>Operating System<\/strong>: MS-DOS 6.22 and Windows 3.1<\/li>\n<li><strong>Supported Languages: <\/strong>BASIC (e.g., QBASIC, GW-BASIC bundled with MS-DOS), C\/C++ compilers (e.g., Microsoft Visual C++ 1.x, Borland C++), Pascal (Turbo Pascal), and assembly language, all runnable via DOS or Windows 3.1<\/li>\n<\/ul>\n<h3>Notables<\/h3>\n<ul>\n<li>Part of Compaq Contura Aero 4\/25 series (1994), nicknamed &#8220;Aero&#8221; for its lightweight, aircraft-inspired subnotebook design at 2.9 lbs, among the first &#8220;no-compromise&#8221; affordable portables under $2,000 USD.\u200b<\/li>\n<li>Featured innovative integrated trackball and touch-type keyboard with palm rest, a precursor to modern laptop ergonomics; one of the earliest with SL-enhanced 486SX for better battery life (up to 6 hours NiMH).\u200b<\/li>\n<li>Compaq&#8217;s ad campaign touted it as the &#8220;world&#8217;s first no-compromise affordable subnotebook,&#8221; emphasizing grayscale 8&#8243; display and PCMCIA expansion amid the shift from bulky luggables to true mobiles.\u200b<\/li>\n<li>Marked Compaq&#8217;s push into consumer portables before HP acquisition; represented the 486 era&#8217;s portability boom, bridging MS-DOS\/Windows 3.1 to 95 in business\/academic use.<\/li>\n<\/ul>\n<p><strong>Donated by<\/strong>: Danny Globerman<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Compaq 2820 [Vin174] The Compaq 2820 laptop, part of the early Compaq Contura series from the mid-1990s, was notable as one of the pioneers of subnotebook designs, a precursor to the modern netbook. It stood out for its portability and compact size while running MS-DOS and Windows 3.1, and later Windows 95, addressing the growing [&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>Compaq 2820 - 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