{"id":22966,"date":"2025-12-06T11:29:05","date_gmt":"2025-12-06T16:29:05","guid":{"rendered":"https:\/\/carleton.ca\/scs\/?page_id=22966"},"modified":"2025-12-06T11:42:08","modified_gmt":"2025-12-06T16:42:08","slug":"vin181","status":"publish","type":"page","link":"https:\/\/carleton.ca\/scs\/vintage-computing\/item\/vin181\/","title":{"rendered":"Sun Ultra 25"},"content":{"rendered":"<h2>Sun Ultra 25<\/h2>\n<p>[Vin181]<\/p>\n<p><a href=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/B_Logo_V-RGBRedBlackonLight150_130821.png\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft size-thumbnail wp-image-20435\" src=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/B_Logo_V-RGBRedBlackonLight150_130821-160x142.png\" alt=\"Carleton U Logo\" width=\"160\" height=\"142\" srcset=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/B_Logo_V-RGBRedBlackonLight150_130821-160x142.png 160w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/B_Logo_V-RGBRedBlackonLight150_130821-240x213.png 240w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/B_Logo_V-RGBRedBlackonLight150_130821-400x355.png 400w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/B_Logo_V-RGBRedBlackonLight150_130821-768x682.png 768w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/B_Logo_V-RGBRedBlackonLight150_130821-1536x1363.png 1536w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/B_Logo_V-RGBRedBlackonLight150_130821-2048x1818.png 2048w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/B_Logo_V-RGBRedBlackonLight150_130821-360x320.png 360w\" sizes=\"(max-width: 160px) 100vw, 160px\" \/><\/a>The Sun Ultra 25 workstation, released around 2007, stands out in vintage computing history for its role as an entry-level SPARC\/Solaris system that delivered reliable Unix performance in a compact tower form, succeeding models like the Sun Blade 1500 with upgrades to UltraSPARC IIIi processors (up to 1.34 GHz), support for 8 GB ECC memory, dual Gigabit Ethernet, and PCI Express graphics like the XVR-2500 for 3D visualization. Its claim to fame lies in bridging high-end workstation capabilities with affordability for sectors like education, CAD, scientific computing, and government, emphasizing dense SATA\/SAS storage (up to 1 TB internally) and robust I\/O for handling complex datasets. In a university museum context, it exemplifies Sun Microsystems&#8217; late-era push for accessible RISC\/Unix power before Oracle&#8217;s acquisition, making it valuable for demos of Solaris ecosystems and SPARC architecture&#8217;s legacy in networked computing.<a href=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251205_140825324-scaled.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"alignright size-large wp-image-22971\" src=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251205_140825324-400x300.jpg\" alt=\"Sun Ultra 25\" width=\"400\" height=\"300\" srcset=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251205_140825324-400x300.jpg 400w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251205_140825324-240x180.jpg 240w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251205_140825324-160x120.jpg 160w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251205_140825324-768x577.jpg 768w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251205_140825324-1536x1153.jpg 1536w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251205_140825324-2048x1538.jpg 2048w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251205_140825324-800x600.jpg 800w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20251205_140825324-360x270.jpg 360w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/a><\/p>\n<ul>\n<li><strong>Manufacturer<\/strong>: Sun Microsystems<\/li>\n<li><strong>Model<\/strong>: Ultra 25<\/li>\n<li><strong>Type<\/strong>: Desktop<\/li>\n<li><strong>Released<\/strong>: 2007<\/li>\n<li><strong>Original Pricing: <\/strong>~$4,000 (adjusted for inflation in CAD)<\/li>\n<li><strong>MIPS<\/strong>: 20-30<\/li>\n<\/ul>\n<h3><span class=\"NormalTextRun SCXW169789978 BCX0\">Hardware Specifications<\/span><\/h3>\n<ul>\n<li class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Processor<\/strong>: Single Sun UltraSPARC IIIi at 1.34 GHz with 1 MB L2 cache.\u200b<\/li>\n<li class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Memory<\/strong>: Up to 8 GB ECC DDR-1 (4 DIMM slots).\u200b<\/li>\n<li class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Expansion Slots<\/strong>: Two PCI-Express x16 (electrically x8), one PCI-Express x8 (electrically x4), two PCI-X 100 MHz\/64-bit.\u200b<\/li>\n<li class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Storage<\/strong>: Up to four internal SATA (250 GB each) or SAS (146 GB, 15K rpm) drives; standard 160 GB SATA.\u200b<\/li>\n<li class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Networking<\/strong>: Dual 10\/100\/1000 Base-T Gigabit Ethernet ports.\u200b<\/li>\n<li class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Graphics<\/strong>: Supported Sun XVR-300, XVR-2500 accelerators; up to two in PCI-Express slots.\u200b<\/li>\n<li class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Ports<\/strong>: Six USB 2.0, two FireWire, two serial, AC97 audio.\u200b<\/li>\n<li class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Optical Drive<\/strong>: DVD-ROM\/CD-RW.\u200b<\/li>\n<li class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Power Supply<\/strong>: 300-1000W.\u200b<\/li>\n<li class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Weight<\/strong>: Approximately 15-20 kg<\/li>\n<\/ul>\n<h3><span class=\"TextRun SCXW50331614 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW50331614 BCX0\">Operating System &amp; Programming Languages<\/span><\/span><span class=\"EOP SCXW50331614 BCX0\" data-ccp-props=\"{&quot;335559685&quot;:0}\">\u00a0<\/span><\/h3>\n<ul>\n<li><strong>O\/S<\/strong>: \u00a0Solaris 10<\/li>\n<li><strong>Programming Languages:<\/strong>\n<ul>\n<li class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>C\/C++<\/strong>: Via Sun Studio 11 compiler suite, preinstalled for high-performance computing and Solaris development.\u200b<\/li>\n<li class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Java<\/strong>: Through Sun Java Studio Creator, Enterprise, and NetBeans IDE, optimized for web and enterprise apps.\u200b<\/li>\n<li class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\"><strong>Fortran<\/strong>: Included in Sun Studio 11 for scientific and engineering workloads common on SPARC systems.\u200b<\/li>\n<li class=\"my-2 [&amp;+p]:mt-4 [&amp;_strong:has(+br)]:inline-block [&amp;_strong:has(+br)]:pb-2\">Unix shells like Bourne, Korn, and Bash for scripting; additional languages via packages, such as Python or Perl on Solaris.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>Notables<\/h3>\n<ul>\n<li>SUN computers were used extensively at the HPCVL (High Performance Computing Virtual Laboratory) and the Paradigm Laboratory at the School of Computer Science at Carleton University supervised by Dr. J\u00f6rg-R\u00fcdiger Sack<\/li>\n<li>Entry-level SPARC workstation succeeding Sun Blade 150\/1500, introducing PCI-Express graphics and SATA\/SAS storage for denser, faster I\/O in Unix environments.\u200b<\/li>\n<li>One of the last Sun-designed SPARC systems before Oracle acquisition, retaining binary compatibility for legacy Solaris apps in education, CAD, and defense.\u200b<\/li>\n<li>Emphasized N1 Grid Engine for clustering idle workstations, pioneering resource pooling in mid-2000s enterprise computing<\/li>\n<\/ul>\n<p><strong>Donated by<\/strong>: Dr. J\u00f6rg-R\u00fcdiger Sack<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sun Ultra 25 [Vin181] The Sun Ultra 25 workstation, released around 2007, stands out in vintage computing history for its role as an entry-level SPARC\/Solaris system that delivered reliable Unix performance in a compact tower form, succeeding models like the Sun Blade 1500 with upgrades to UltraSPARC IIIi processors (up to 1.34 GHz), support for [&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>Sun Ultra 25 - School of Computer Science<\/title>\n<meta name=\"description\" content=\"Sun Ultra 25 The Sun Ultra 25 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