tag:blogger.com,1999:blog-32351755.post1148902388037560059..comments2023-08-01T11:15:10.503-04:00Comments on Scientia's Blog: 2007: Where Are The Clock Speeds?Scientia from AMDZonehttp://www.blogger.com/profile/11307174874527564058noreply@blogger.comBlogger185125tag:blogger.com,1999:blog-32351755.post-29226923426321809912007-04-05T01:38:00.000-04:002007-04-05T01:38:00.000-04:00ho ho:"So does there exist a research paper talkin...<I><B>ho ho</B>:"So does there exist a research paper talking about the thing you claim the enhanched dynamic acceleration is supposed to be? If you find it I'll believe what you say, not before."</I><BR/><BR/>Didn't I tell you the EPI throttling? That <I>was</I> before, you know.abinsteinhttps://www.blogger.com/profile/09589312866039619976noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-78468411493040239952007-04-04T17:24:00.000-04:002007-04-04T17:24:00.000-04:00abinstein"The main purpose of clock throttling is ...<B>abinstein</B><BR/><I>"The main purpose of clock throttling is power saving"</I><BR/><BR/>I think we are talking about different kind of throttleing. I'm talking about that one that occurs when chip gets too hot. You are probably talking about all sorts of powersaving features and those can and do change awfully fast. I don't tend to call it throttleing, this is where the confusion might have Ho Hohttps://www.blogger.com/profile/00177815588184912351noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-49481247999465303552007-04-04T14:28:00.000-04:002007-04-04T14:28:00.000-04:00ho ho:"Also throttleing is vastly different from p...<I><B>ho ho</B>:"Also throttleing is vastly different from powersaving. My Core2 seems to lower it's voltages and clock speed when it isn't fully loaded."</I><BR/><BR/>The main purpose of clock throttling <I>is</I> power saving. I don't know why else you'd want to throttle the clock.<BR/><BR/><BR/><I>"Actually I just said how often they are switched. Your writing was a bit awkward and I first abinsteinhttps://www.blogger.com/profile/09589312866039619976noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-86557459701523071052007-04-04T00:14:00.000-04:002007-04-04T00:14:00.000-04:00RE: Hmmm, since you allow anonymous posts I guess ...RE: Hmmm, since you allow anonymous posts I guess you can't verify that this is actually me. With anonymous posting enabled someone can simply select "Other" and type in someone else's name without having to enter the password. Let me know when you get verification figured out. <BR/><BR/>Thanks for the tip. I'm not particularly bothered if people want to add someone else's details to my comments.Petehttps://www.blogger.com/profile/16068926501117662391noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-3153752149278085902007-04-03T19:25:00.000-04:002007-04-03T19:25:00.000-04:00abinstein"Just thought you should know that clock ...<B>abinstein</B><BR/><I>"Just thought you should know that clock throttling is not volt/freq scaling."</I><BR/><BR/>I know that and that was not what I is currently on the subject.Also throttleing is vastly different from powersaving. My Core2 seems to lower it's voltages and clock speed when it isn't fully loaded.<BR/><BR/><BR/><I>"You're mixing up threads and processes."</I><BR/><BR/>Actually IHo Hohttps://www.blogger.com/profile/00177815588184912351noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-73893776916031772422007-04-03T18:44:00.000-04:002007-04-03T18:44:00.000-04:00AbinsteinOh, I am Sorry Too, but are you being den...<B>Abinstein</B><BR/><I>Oh, I am Sorry Too, but are you being dense on purpose?</I><BR/><BR/>You have misunderstood my comments.<BR/><BR/><I>There is only one source of the information you talk about, which is Intel's official marketing press (as I already pointed out in a previous reply).</I><BR/><BR/>If I had missed that I appologize.<BR/><BR/>Now since there is only one source and the source enumaehttps://www.blogger.com/profile/03279137923346047097noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-24790191294099508932007-04-03T17:48:00.000-04:002007-04-03T17:48:00.000-04:00enumae:"First, I am Sorry, but are you avoiding my...<I><B>enumae</B>:"First, I am Sorry, but are you avoiding my question on purpose?<BR/><BR/>I asked for another source with your same conclusion, can you not find one?"</I><BR/><BR/><BR/>Oh, I am Sorry Too, but are you being dense on purpose?<BR/><BR/>There is only one source of the information <I>you</I> talk about, which is Intel's official marketing press (as I already pointed out in a previousabinsteinhttps://www.blogger.com/profile/09589312866039619976noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-47354284883292867042007-04-03T17:42:00.000-04:002007-04-03T17:42:00.000-04:00ho ho:" ...versus...Just thought you should know t...<I><B>ho ho</B>:" ...<BR/>versus<BR/>...<BR/></I><BR/><BR/>Just thought you should know that clock throttling is <I>not</I> volt/freq scaling.<BR/><BR/><BR/><I>Actually threads are switched considerably slower. In XP it the scheduler runs at around 16ms or 16000us.</I><BR/><BR/>You're mixing up threads and processes. Do you actually see individual threads from Windows scheduler? You must have abinsteinhttps://www.blogger.com/profile/09589312866039619976noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-83948664928826777162007-04-03T11:28:00.000-04:002007-04-03T11:28:00.000-04:00By an interesting coincidence Pete lives in Brisba...By an interesting coincidence Pete lives in Brisbane. Maybe I'll get a post from someone in Tulsa as well.<BR/><BR/>I'll see if I can get a new article posted today.Scientia from AMDZonehttps://www.blogger.com/profile/11307174874527564058noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-16298539710500547612007-04-03T09:36:00.000-04:002007-04-03T09:36:00.000-04:00AbinsteinSo again, do you think Intel will sell yo...<B>Abinstein</B><BR/><I>So again, do you think Intel will sell you a 3.0GHz processor which in 90% cases clocks itself at 3.2GHz?</I><BR/><BR/>No body mentioned 90%.<BR/><BR/>Like I said, the slide says something different than you, and I am waiting for a source other than you...<BR/><BR/><I>Both indicate that this is not about increasing performance but managing power.</I><BR/><BR/>First, I am enumaehttps://www.blogger.com/profile/03279137923346047097noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-59779551697449500702007-04-03T04:59:00.000-04:002007-04-03T04:59:00.000-04:00abinstein"For a running (multi-threaded) program, ...<B>abinstein</B><BR/><I>"For a running (multi-threaded) program, you can identify the multi-threaded phase (during which memory/IO is likely to be the bottleneck) and automatically throttle the clock to save power usage"</I><BR/><BR/>versus<BR/><BR/><I>"Core utilization is a constantly fluctuating factor with context switches time in the order of 10us. Changing voltage/freq, however, takes time Ho Hohttps://www.blogger.com/profile/00177815588184912351noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-24817640595527362632007-04-03T03:31:00.000-04:002007-04-03T03:31:00.000-04:00enumae:"... but would like something from more tha...<I><B>enumae</B>:"... but would like something from more than one source which is all we have seen, and that is you."</I><BR/><BR/>Try google search the term "EPI throttling." There's at least a paper, a powerpoint, and an Intel magazine article, all about basically the same thing.<BR/><BR/>Unfortunately you won't find Intel roadmap nor processor spec in those articles. It's because they are abinsteinhttps://www.blogger.com/profile/09589312866039619976noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-50695397345855022862007-04-03T03:11:00.000-04:002007-04-03T03:11:00.000-04:00enumae:"... a similar conclusion that will not all...<I><B>enumae</B>:"... a similar conclusion that will not allow Intel to set one core dormant while running a single threaded application on the active core above the dual core's original frequency?"</I><BR/><BR/>I think most people who have such a question are confused of what we already have and what we are looking for.<BR/><BR/>If you're talking about one core stay idle while another at full abinsteinhttps://www.blogger.com/profile/09589312866039619976noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-66220108729967589782007-04-02T19:17:00.000-04:002007-04-02T19:17:00.000-04:00AbinsteinI am not trying to drink the Intel Koolai...<B>Abinstein</B><BR/><BR/>I am not trying to drink the Intel Koolaide, but Intel has shown a slide in which a dual core is able to lower the power of the dormant core and allow the heat that would have been released from the dormant core to be released from the active core while raising the frequency of said active core.<BR/><BR/>You have only shown your explanation as to why you don't think theyenumaehttps://www.blogger.com/profile/03279137923346047097noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-71320696923045245862007-04-02T17:43:00.000-04:002007-04-02T17:43:00.000-04:00"Ok Abi are you saying that Quadcore CPU that is s...<I>"Ok Abi are you saying that Quadcore CPU that is sold as 3.2GHz part will clock down to say 3.0 GHz when all cores are active"</I><BR/><BR/>Intel's current processors already have the ability to automatically clock throttle when heat becomes excessive. The technology in penryn will just make this even more power-efficient.<BR/><BR/>When a (multi-threaded) program enters the "multi-thread abinsteinhttps://www.blogger.com/profile/09589312866039619976noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-2023517307716014502007-04-02T04:18:00.000-04:002007-04-02T04:18:00.000-04:00... and who were those "everyone else"? Perhaps so...... and who were those "everyone else"? Perhaps someone who wrote an article for some site where we could read it?Ho Hohttps://www.blogger.com/profile/00177815588184912351noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-2558358739313017152007-04-02T03:06:00.000-04:002007-04-02T03:06:00.000-04:00"Really shows how incompetent you are."No, it real..."Really shows how incompetent you are."<BR/><BR/>No, it really shows how awful you were at bringing your point across.<BR/><BR/>In any case, this conversation isn't going to go anywhere. I'll continue it further if I can glean some information from someone at Gateway.<BR/><BR/>"Not just me, but everyone at that talk understood the point clearly. Somebody actually raised the question asking Jeff Grawhttps://www.blogger.com/profile/01441858313398928245noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-4277487923512633562007-04-02T01:01:00.000-04:002007-04-02T01:01:00.000-04:00jeff:"You are saying that a 33% higher margin mean...<I><B>jeff</B>:"You are saying that a 33% higher margin means a 33% OC rate in the first quote. In the second pose you say that a 33% higher margin means a 100% higher OC rate in the second quote."</I><BR/><BR/>jeff... you <B>just can't understand</B>, can you?<BR/><BR/>The two statements are talking about different margins. The first margin value is of the specific OC'd system sold. The second abinsteinhttps://www.blogger.com/profile/09589312866039619976noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-26673366599162241382007-04-02T00:54:00.000-04:002007-04-02T00:54:00.000-04:00ho ho:"There is one simple possibility: you didn't...<I><B>ho ho</B>:"There is one simple possibility: you didn't understand them correctly."</I><BR/><BR/>Not just me, but everyone at that talk understood the point clearly. Somebody actually raised the question asking whether this technology could also used to optimize performance instead of power - and the answer was no.<BR/><BR/>The reason is pretty obvious - a quad-core chip with 3 cores turned abinsteinhttps://www.blogger.com/profile/09589312866039619976noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-26820649416145257442007-04-01T22:52:00.000-04:002007-04-01T22:52:00.000-04:00I stumbled across your blog whilst surfing the oth...I stumbled across your blog whilst surfing the other night and I would love the opportunity to interview you for my up and coming website www.bloggerview.net <BR/><BR/> <BR/><BR/>My idea is to bloggerview interesting bloggers from all walks of life with different stories. I think that everyone has a story to tell (perhaps even a few J) and If people can go to one central place to read interestingPetehttps://www.blogger.com/profile/16068926501117662391noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-9529696460415990432007-04-01T14:15:00.000-04:002007-04-01T14:15:00.000-04:00pwnt by the April fools. Hahaha.pwnt by the April fools. Hahaha.Unknownhttps://www.blogger.com/profile/04213836942211537422noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-66480804629673661772007-04-01T05:50:00.000-04:002007-04-01T05:50:00.000-04:00Don't get your panties in a knot. When most people...Don't get your panties in a knot. When most people say "Barcelona" they are referring to the K10 family in general.<BR/><BR/>In any case, it's an April Fool's joke.Jeff Grawhttps://www.blogger.com/profile/01441858313398928245noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-1763921970746148202007-04-01T05:20:00.000-04:002007-04-01T05:20:00.000-04:00ARGH! April 1st!ARGH! April 1st!Jeff Grawhttps://www.blogger.com/profile/01441858313398928245noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-90750817870563959672007-04-01T05:11:00.000-04:002007-04-01T05:11:00.000-04:00I can see *many* uses for an integrated graphics u...I can see *many* uses for an integrated graphics unit.<BR/><BR/>Notebook: <BR/>Lower power consumption, cheaper cost.<BR/><BR/>Server:<BR/>Stream computing FTW.<BR/><BR/>Desktop:<BR/>Game physics and audio processing for high end. Cheap and low cost for low end.<BR/><BR/>Also, don't forget "if you build it they will come". An integrated R600 would give the GPGPU guys something solid to work with.Jeff Grawhttps://www.blogger.com/profile/01441858313398928245noreply@blogger.comtag:blogger.com,1999:blog-32351755.post-62239752686767417222007-04-01T05:00:00.000-04:002007-04-01T05:00:00.000-04:00OK, I Google translated the piece, and then attemp...OK, I Google translated the piece, and then attempted to clean up the English a bit. The result:<BR/><BR/>"Barcelona with integrated R600 graphics.<BR/><BR/>In regards the chipset/complete PC market, a striking difference shows up between Intel and AMD - Intel offers its own graphics integrated into the chip set, while until recently this has been something AMD lacked.<BR/><BR/>We were told by a Jeff Grawhttps://www.blogger.com/profile/01441858313398928245noreply@blogger.com