{"id":15,"date":"2007-04-01T21:44:49","date_gmt":"2007-04-01T21:44:49","guid":{"rendered":"http:\/\/brej.org\/blog\/?p=15"},"modified":"2007-04-01T21:59:33","modified_gmt":"2007-04-01T21:59:33","slug":"instructions-per-clock","status":"publish","type":"post","link":"https:\/\/brej.org\/blog\/?p=15","title":{"rendered":"Instructions per clock"},"content":{"rendered":"<p>I sat down and figured out the Instructions Per Clock of a set of x86 architectures. You can use it to compare the raw single threaded performance of any architectures.<\/p>\n<p>e.g. a 2.5GHz Core 2 ia about the same as a 3GHz Athlon 64 x2<\/p>\n<pre>Pentium 1\t1.1\r\nPentium MMX\t1.2\r\nPentium 3\t1.9\r\nPentium 4 (Wil)\t1.5\r\nPentium 4 (Nor)\t1.6\r\nPentium 4 (Pre)\t1.8\r\nPentium 4 (Gal)\t1.9\r\nPentium D\t2\r\nPentium M\t2.5\r\nCore 2\t\t3\r\nK6 II\t\t1.1\r\nK6 III\t\t1.3\r\nAthlon B\t1.9\r\nAthlon C\t1.9\r\nAthlon XP\t2\r\nAthlon 64\t2.3\r\nAthlon 64 X2\t2.5\r\nVia C3\t\t0.85\r\nVia C7\t\t0.9<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>I sat down and figured out the Instructions Per Clock of a set of x86 architectures. You can use it to compare the raw single threaded performance of any architectures. e.g. a 2.5GHz Core 2 ia about the same as a 3GHz Athlon 64 x2 Pentium 1 1.1 Pentium MMX 1.2 Pentium 3 1.9 Pentium [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/brej.org\/blog\/index.php?rest_route=\/wp\/v2\/posts\/15"}],"collection":[{"href":"https:\/\/brej.org\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/brej.org\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/brej.org\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/brej.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=15"}],"version-history":[{"count":0,"href":"https:\/\/brej.org\/blog\/index.php?rest_route=\/wp\/v2\/posts\/15\/revisions"}],"wp:attachment":[{"href":"https:\/\/brej.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=15"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/brej.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=15"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/brej.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=15"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}