Author: Robert Hyatt
Date: 14:56:20 04/08/02
Go up one level in this thread
On April 08, 2002 at 12:50:30, Eugene Nalimov wrote: >Itanium is not great, but it should not be "pretty bad" either. What OS and >compiler had you used? GCC on Itanium is much worse than GCC on x86. IA-64 >requires very smart compilers. > >Eugene I ran on a windows box... and was using MSVC. But this was an early Itanium and it was simply slow compared to regular 32 bit machines. I only tried it once and left it alone... Sounds like the latest version of the processor is really screaming along... > >On April 08, 2002 at 11:52:03, Robert Hyatt wrote: > >>On April 08, 2002 at 06:57:56, Vincent Diepeveen wrote: >> >>>On April 07, 2002 at 12:09:12, Robert Hyatt wrote: >>> >>>>On April 07, 2002 at 01:00:55, Russell Reagan wrote: >>>> >>>>>Last night I was cruising the CCC archives reading over discussions on various >>>>>data representation approaches in chess programs, and I came across this >>>>>statement from 1999 in this post: >>>>>http://www.it.ro/ccc_search/ccc.php?art_id=39708 >>>>> >>>>>"Just wait 5 years and see if you can find a 32 bit machine left." >>>>> >>>>>Well we are 2 years away from the 5 year deadline. Do you still agree with this? >>>> >>>>Yes. The end is "in sight". >>>> >>>> >>>> >>>> >>>>>I'm not trying to throw old quotes back at you or anything. I'm really more >>>>>curious about how much longer it will be until 64-bit machines are the norm. >>>>> >>>>>I'm also curious if when the time comes that 64-bit machines are the norm, if >>>>>they will be on par with the Hz speeds of the 32-bit machines. For example, >>>>>right now you can get a 2.1 GHZ Athlon or 2.4 GHz P4 without having to take out >>>>>a loan. If you want a 64-bit Itanium, you're looking at $2,500 - $7,000 for a >>>>>chip that runs at 733-800 MHz (www.pricewatch.com). So once 64-bit machines are >>>>>practical from a price standpoint, will they still be at a third of the speed we >>>>>can get from a 32-bit machine? >>>> >>>>64 bit machines can run at identical clock speeds. The issue is price. As >>>>demand increases, price will go down driving performance up. >>>> >>>> >>>> >>>>> >>>>>If my data from pricewatch isn't entirely accurate please correct me. E.g. if >>>>>there are other 64-bit chips that are cheaper and faster than Itanium. Heck, how >>>>>much would a good 64-bit system cost today? >>>>> >>>>>Thanks, >>>>>Russell >>>> >>>> >>>>There are plenty of chips cheaper than Itanium and far faster... but Intel >>>>is going to set the standard. The other vendors (HP, DEC/COMPAQ/whatever they >>>>are today, MIPS, IBM, have been doing 64 bit chips for years. Intel is _way_ >>>>behind... >>> >>>I am not so sure about this. Did you already try mckinley? >>>6 integer units or something? >>> >>>that'll kick butt of course. >> >> >>No I haven't... However I have tried the production Itanium machines and >>they were pretty bad... The Alpha was the best around by a huge margin...
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