{"id":64221,"date":"1996-04-29T22:56:41","date_gmt":"1996-04-30T02:56:41","guid":{"rendered":"https:\/\/lowendmac.com\/?p=64221"},"modified":"2025-05-09T22:57:12","modified_gmt":"2025-05-10T02:57:12","slug":"power-computing-powertower","status":"publish","type":"post","link":"https:\/\/lowendmac.com\/1996\/power-computing-powertower\/","title":{"rendered":"Power Computing PowerTower"},"content":{"rendered":"<p>The PowerTower came in a tower configuration with speed ranging from 166-200 MHz using the PPC 604 or 604e processor. The CPU was on a daughter card for ease of upgrade.<span id=\"more-40275\"><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-40257\" src=\"http:\/\/lowendmac.com\/wp-content\/uploads\/power-computing-logo-1.png\" sizes=\"auto, (max-width: 484px) 100vw, 484px\" srcset=\"https:\/\/lowendmac.com\/wp-content\/uploads\/power-computing-logo-1.png 686w, https:\/\/lowendmac.com\/wp-content\/uploads\/power-computing-logo-1-160x28.png 160w, https:\/\/lowendmac.com\/wp-content\/uploads\/power-computing-logo-1-320x57.png 320w, https:\/\/lowendmac.com\/wp-content\/uploads\/power-computing-logo-1-640x114.png 640w\" alt=\"Power Computing logo\" width=\"484\" height=\"86\" \/><\/p>\n<p>Thanks to Steve Kahng\u2019s connections to IBM from his days with Leading Edge, Power Computing was able to acquire higher-speed PowerPC CPUs before other companies, and the PowerTower was the fastest Mac or Mac clone when it shipped at 180 MHz in April 1996.<\/p>\n<ul>\n<li>Got a Power Computing machine? Join <a href=\"http:\/\/lowendmac.com\/power\/list.html\">LEM\u2019s Powerlist Group<\/a>.<\/li>\n<li>Got a PCI Power Mac? Join our <a href=\"http:\/\/lowendmac.com\/lists\/pci-powermacs.shtml\">PCI PowerMacs Group<\/a>.<\/li>\n<\/ul>\n<h3>Variants<\/h3>\n<ul>\n<li><b>PowerTower 166<\/b>. 166 MHz 604 processor<\/li>\n<li><b>PowerTower 180<\/b>. 180 MHz 604 processor<\/li>\n<li><b>PowerTower 180<\/b>. 180 MHz 604e processor<\/li>\n<li><b>PowerTower 200<\/b>. 200 MHz 604e processor<\/li>\n<\/ul>\n<h3>Details<\/h3>\n<ul>\n<li>introduced: 1996.04.29<\/li>\n<li>Gestalt ID: 108<\/li>\n<\/ul>\n<h4>Mac OS<\/h4>\n<ul>\n<li>requires System 7.5.3 through 9.1<\/li>\n<\/ul>\n<h4>Core System<\/h4>\n<ul>\n<li>CPU: 166-200 PPC 604<\/li>\n<li>L2 cache: 1 MB<\/li>\n<li>bus: 50-60 MHz<\/li>\n<li>RAM: 8 MB, expandable to 256 MB using 168-pin 60ns or faster FMP DIMMs in 4 DIMM slots<\/li>\n<\/ul>\n<h4>Video<\/h4>\n<ul>\n<li>Graphics: 1, 2, or 4 MB VRAM, supports 12\u00d7384 to 1280 x 1024<\/li>\n<\/ul>\n<h4>Drives<\/h4>\n<ul>\n<li>hard drive: 2GB or larger SCSI<\/li>\n<li>CD-ROM: 4x to 16x SCSI drive<\/li>\n<\/ul>\n<h4>Expansion<\/h4>\n<ul>\n<li>ADB: 1 port for keyboard and mouse<\/li>\n<li>two miniDIN-8 GeoPorts on back of computer<\/li>\n<li>SCSI: DB-25 connector on back of computer<\/li>\n<li>ethernet: AAUI and 10Base-T connectors on back of computer<\/li>\n<li>PCI slots: 3<\/li>\n<\/ul>\n<h4>Physical<\/h4>\n<ul>\n<li>power: 200W<\/li>\n<li>size (HxWxD): 15.0\u2033x7.0\u2033x16.0\u2033<\/li>\n<li>weight: 22.0 lb<\/li>\n<li>PRAM battery: 3.6V half-AA<\/li>\n<\/ul>\n<h3>Accelerators &amp; Upgrades<\/h3>\n<ul>\n<li>CPU daughter cards. See our <a href=\"http:\/\/lowendmac.com\/2005\/g3-daughter-cards-for-pci-power-macs-and-clones\/\">Guide to G3 Daughter Cards<\/a> and <a href=\"http:\/\/lowendmac.com\/ppc\/g4card.shtml\">Guide to G4 Daughter Cards<\/a><\/li>\n<\/ul>\n<h3>Online Resources<\/h3>\n<ul>\n<li>See: <a href=\"https:\/\/lowendmac.com\/1234\/online-resources-power-computing-powertower\/\">Online resources and links for the Power Computing PowerTower<\/a><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-57446\" src=\"https:\/\/lowendmac.com\/wp-content\/uploads\/roundedgraphic.png\" sizes=\"auto, (max-width: 720px) 100vw, 720px\" srcset=\"https:\/\/lowendmac.com\/wp-content\/uploads\/roundedgraphic.png 720w, https:\/\/lowendmac.com\/wp-content\/uploads\/roundedgraphic-320x22.png 320w, https:\/\/lowendmac.com\/wp-content\/uploads\/roundedgraphic-640x44.png 640w, https:\/\/lowendmac.com\/wp-content\/uploads\/roundedgraphic-160x11.png 160w\" alt=\"\" width=\"720\" height=\"50\" \/><\/p>\n<p><a href=\"https:\/\/lowendmac.com\/power-computing-index\/\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-64213 size-medium\" src=\"https:\/\/lowendmac.com\/wp-content\/uploads\/PCindexreturn-320x62.png\" alt=\"\" width=\"320\" height=\"62\" srcset=\"https:\/\/lowendmac.com\/wp-content\/uploads\/PCindexreturn-320x62.png 320w, https:\/\/lowendmac.com\/wp-content\/uploads\/PCindexreturn-640x124.png 640w, https:\/\/lowendmac.com\/wp-content\/uploads\/PCindexreturn-160x31.png 160w, https:\/\/lowendmac.com\/wp-content\/uploads\/PCindexreturn.png 720w\" sizes=\"auto, (max-width: 320px) 100vw, 320px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/lowendmac.com\/the-macintosh-clones\/\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-57786 size-medium\" src=\"https:\/\/lowendmac.com\/wp-content\/uploads\/cloneindex-320x62.png\" sizes=\"auto, (max-width: 320px) 100vw, 320px\" srcset=\"https:\/\/lowendmac.com\/wp-content\/uploads\/cloneindex-320x62.png 320w, https:\/\/lowendmac.com\/wp-content\/uploads\/cloneindex-640x124.png 640w, https:\/\/lowendmac.com\/wp-content\/uploads\/cloneindex-160x31.png 160w, https:\/\/lowendmac.com\/wp-content\/uploads\/cloneindex.png 720w\" alt=\"\" width=\"320\" height=\"62\" \/><\/a><\/p>\n<p><a href=\"https:\/\/lowendmac.com\/powerpc-mac-index\/\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-57656 size-medium\" src=\"https:\/\/lowendmac.com\/wp-content\/uploads\/PPCMacsindexes-320x62.png\" sizes=\"auto, (max-width: 320px) 100vw, 320px\" srcset=\"https:\/\/lowendmac.com\/wp-content\/uploads\/PPCMacsindexes-320x62.png 320w, https:\/\/lowendmac.com\/wp-content\/uploads\/PPCMacsindexes-640x124.png 640w, https:\/\/lowendmac.com\/wp-content\/uploads\/PPCMacsindexes-160x31.png 160w, https:\/\/lowendmac.com\/wp-content\/uploads\/PPCMacsindexes.png 720w\" alt=\"\" width=\"320\" height=\"62\" \/><\/a><\/p>\n<p><a href=\"https:\/\/lowendmac.com\/low-end-macs-tech-specs-index\/\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-56312 size-medium\" src=\"https:\/\/lowendmac.com\/wp-content\/uploads\/return-320x62.png\" sizes=\"auto, (max-width: 320px) 100vw, 320px\" srcset=\"https:\/\/lowendmac.com\/wp-content\/uploads\/return-320x62.png 320w, https:\/\/lowendmac.com\/wp-content\/uploads\/return-640x124.png 640w, https:\/\/lowendmac.com\/wp-content\/uploads\/return-160x31.png 160w, https:\/\/lowendmac.com\/wp-content\/uploads\/return.png 720w\" alt=\"\" width=\"320\" height=\"62\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The PowerTower came in a tower configuration with speed ranging from 166-200 MHz using the PPC 604 or 604e processor. The CPU was on a daughter card for ease of upgrade. Thanks to Steve Kahng\u2019s connections to IBM from his days with Leading Edge, Power Computing was able to acquire higher-speed PowerPC CPUs before other [&hellip;]<\/p>\n","protected":false},"author":714651,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[22],"tags":[],"class_list":["post-64221","post","type-post","status-publish","format-standard","hentry","category-articles"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Power Computing PowerTower - Low End Mac<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lowendmac.com\/1996\/power-computing-powertower\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Power Computing PowerTower - Low End Mac\" \/>\n<meta property=\"og:description\" content=\"The PowerTower came in a tower configuration with speed ranging from 166-200 MHz using the PPC 604 or 604e processor. 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The CPU was on a daughter card for ease of upgrade. The PowerTower Pro was the first computer to use the PowerPC 604e CPU, and its 225 MHz speed\u2026","rel":"","context":"In &quot;Low End Mac&quot;","block_context":{"text":"Low End Mac","link":"https:\/\/lowendmac.com\/category\/articles\/"},"img":{"alt_text":"Power Computing logo","src":"https:\/\/i0.wp.com\/lowendmac.com\/wp-content\/uploads\/power-computing-logo-1.png?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":37165,"url":"https:\/\/lowendmac.com\/1998\/what-about-power-mac-7500-cpu-upgrades\/","url_meta":{"origin":64221,"position":1},"title":"What About Power Mac 7500 CPU Upgrades?","author":"Daniel Knight","date":"1998-12-01","format":false,"excerpt":"1998 - CF writes: I've got a few decisions to make in the next several months, and I'd like your two cents. Right now, my girlfriend and I have two Mac OS machines. I've got a Power Mac 7500 (older, somewhat fickle motherboard) upgraded with a Power Computing 604e 225\u2026","rel":"","context":"In &quot;Low End Mac&quot;","block_context":{"text":"Low End Mac","link":"https:\/\/lowendmac.com\/category\/articles\/"},"img":{"alt_text":"Power Mac 7500","src":"https:\/\/i0.wp.com\/lowendmac.com\/wp-content\/uploads\/power-mac-7500.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":58802,"url":"https:\/\/lowendmac.com\/1234\/online-resources-power-computing-powertower\/","url_meta":{"origin":64221,"position":2},"title":"Online Resources &#8211;\u00a0Power Computing PowerTower","author":"Mark Sokolovsky","date":"1234-04-15","format":false,"excerpt":"Low End Mac's Compleat Guide to Mac OS 9, 2008 edition, Charles W Moore, Miscellaneous Ramblings, 2008.05.12. Mac OS 9 remains fast and stable, but Classic software hasn't kept up with the changing internet. Which Macs support OS 9, where to buy it, and how to update to 9.2.2. Purposeful\u2026","rel":"","context":"In &quot;Online Resource Page&quot;","block_context":{"text":"Online Resource Page","link":"https:\/\/lowendmac.com\/category\/tech-specs\/online-resource-page\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/lowendmac.com\/wp-content\/uploads\/roundedgraphic.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/lowendmac.com\/wp-content\/uploads\/roundedgraphic.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/lowendmac.com\/wp-content\/uploads\/roundedgraphic.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/lowendmac.com\/wp-content\/uploads\/roundedgraphic.png?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":58805,"url":"https:\/\/lowendmac.com\/1234\/online-resources-power-computing-powertower-pro\/","url_meta":{"origin":64221,"position":3},"title":"Online Resources &#8211;\u00a0Power Computing PowerTower Pro","author":"Mark Sokolovsky","date":"1234-04-15","format":false,"excerpt":"Low End Mac's Compleat Guide to Mac OS 9, 2008 edition, Charles W Moore, Miscellaneous Ramblings, 2008.05.12. Mac OS 9 remains fast and stable, but Classic software hasn't kept up with the changing internet. Which Macs support OS 9, where to buy it, and how to update to 9.2.2. Purposeful\u2026","rel":"","context":"In &quot;Online Resource Page&quot;","block_context":{"text":"Online Resource Page","link":"https:\/\/lowendmac.com\/category\/tech-specs\/online-resource-page\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/lowendmac.com\/wp-content\/uploads\/roundedgraphic.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/lowendmac.com\/wp-content\/uploads\/roundedgraphic.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/lowendmac.com\/wp-content\/uploads\/roundedgraphic.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/lowendmac.com\/wp-content\/uploads\/roundedgraphic.png?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":60122,"url":"https:\/\/lowendmac.com\/1234\/other-clones-index-page-2\/","url_meta":{"origin":64221,"position":4},"title":"Other &#038; Clones Index &#8211; Page 2","author":"Mark Sokolovsky","date":"1234-04-18","format":false,"excerpt":"Here is a list of links to different pages and articles on Low End Mac about the various different clones and other types of computers Apple made prior to the Mac, such as the Apple I, II, and III. There were two eras of Macintosh clones: The unauthorized period, when\u2026","rel":"","context":"In &quot;Online Resource Page&quot;","block_context":{"text":"Online Resource Page","link":"https:\/\/lowendmac.com\/category\/tech-specs\/online-resource-page\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/lowendmac.com\/wp-content\/uploads\/Other-and-clones-160x160.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":32525,"url":"https:\/\/lowendmac.com\/1996\/1996-quad-processor-clones-powerbook-1400-and-the-acquisition-of-next\/","url_meta":{"origin":64221,"position":5},"title":"1996: Quad Processor Clones, PowerBook 1400, and the Acquisition of NeXT","author":"Daniel Knight","date":"1996-12-31","format":false,"excerpt":"After 12 years making Macs using the Motorola 680x0 family of processors (and one year with\u00a0Lisa before that), Apple discontinued that last 680x0-based Mac in 1996, marking the end of the Vintage Mac era. Power Macs As always,\u00a0Power Macs got faster, but 1996 saw no revolutionary jumps, just evolutionary improvements.\u2026","rel":"","context":"In &quot;Low End Mac&quot;","block_context":{"text":"Low End Mac","link":"https:\/\/lowendmac.com\/category\/articles\/"},"img":{"alt_text":"Performa 6300","src":"https:\/\/i0.wp.com\/lowendmac.com\/wp-content\/uploads\/performa-6300.jpg?resize=350%2C200","width":350,"height":200},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/lowendmac.com\/wp-json\/wp\/v2\/posts\/64221","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lowendmac.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lowendmac.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lowendmac.com\/wp-json\/wp\/v2\/users\/714651"}],"replies":[{"embeddable":true,"href":"https:\/\/lowendmac.com\/wp-json\/wp\/v2\/comments?post=64221"}],"version-history":[{"count":1,"href":"https:\/\/lowendmac.com\/wp-json\/wp\/v2\/posts\/64221\/revisions"}],"predecessor-version":[{"id":64222,"href":"https:\/\/lowendmac.com\/wp-json\/wp\/v2\/posts\/64221\/revisions\/64222"}],"wp:attachment":[{"href":"https:\/\/lowendmac.com\/wp-json\/wp\/v2\/media?parent=64221"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lowendmac.com\/wp-json\/wp\/v2\/categories?post=64221"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lowendmac.com\/wp-json\/wp\/v2\/tags?post=64221"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}