{"id":2233,"date":"2009-08-27T20:54:11","date_gmt":"2009-08-28T00:54:11","guid":{"rendered":"http:\/\/blogs.n1zyy.com\/n1zyy\/?p=2233"},"modified":"2009-08-27T20:54:11","modified_gmt":"2009-08-28T00:54:11","slug":"cuda","status":"publish","type":"post","link":"https:\/\/blogs.n1zyy.com\/n1zyy\/2009\/08\/27\/cuda\/","title":{"rendered":"CUDA"},"content":{"rendered":"<p>I think I probably read the news at the time it was actually news, but glossed over it because it seemed boring at the time&#8230; <a href=\"http:\/\/en.wikipedia.org\/wiki\/CUDA\">CUDA<\/a> is an Nvidia technology that, in short, allows people to write code to use their video cards for number-crunching, not just drawing pixels. This seemed absurd without knowing too much about video cards, but it seems that GPUs are a fairly different environment from normal CPUs. Namely, they&#8217;re meant for massively-parallel workflows.<\/p>\n<p>The people who seem to really be loving this are security folks and distributed cracking teams. <a href=\"http:\/\/www.offensive-security.com\/blog\/backtrack\/backtrack-cuda-guide\/\">This post<\/a> on Offensive Security (affiliated with the BackTrack Linux distro) describes the configuration they&#8217;re using on a normal PC with an Nvidia card, and getting &#8220;10-15x&#8221; the throughput of a decent CPU in brute-forcing MD5 hashes.<\/p>\n<p>Distributed (over the Internet) cracking of keys is nothing new, but it seems that there&#8217;s an interesting field developing in which CUDA+Internet is being leveraged to create what are ultimately among the most powerful &#8220;supercomputers&#8221; in the world.<\/p>\n<p>I wonder what else this technology could be used for. Folding@Home comes to mind as one&#8230; Actually, I would wager that Photoshop would do extremely well using a GPU as a graphics processor, versus a normal video card.<\/p>","protected":false},"excerpt":{"rendered":"<p>I think I probably read the news at the time it was actually news, but glossed over it because it seemed boring at the time&#8230; CUDA is an Nvidia technology that, in short, allows people to write code to use &hellip; <a href=\"https:\/\/blogs.n1zyy.com\/n1zyy\/2009\/08\/27\/cuda\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2233","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/blogs.n1zyy.com\/n1zyy\/wp-json\/wp\/v2\/posts\/2233","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.n1zyy.com\/n1zyy\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.n1zyy.com\/n1zyy\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.n1zyy.com\/n1zyy\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.n1zyy.com\/n1zyy\/wp-json\/wp\/v2\/comments?post=2233"}],"version-history":[{"count":0,"href":"https:\/\/blogs.n1zyy.com\/n1zyy\/wp-json\/wp\/v2\/posts\/2233\/revisions"}],"wp:attachment":[{"href":"https:\/\/blogs.n1zyy.com\/n1zyy\/wp-json\/wp\/v2\/media?parent=2233"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.n1zyy.com\/n1zyy\/wp-json\/wp\/v2\/categories?post=2233"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.n1zyy.com\/n1zyy\/wp-json\/wp\/v2\/tags?post=2233"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}