Author: Matthew Hull
Date: 17:43:42 03/18/03
Go up one level in this thread
On March 18, 2003 at 18:08:17, Robert Hyatt wrote: >On March 18, 2003 at 16:57:17, Brian Richardson wrote: > >>On March 18, 2003 at 16:31:58, Robert Hyatt wrote: >> >>>On March 18, 2003 at 15:17:30, Dann Corbit wrote: >>> >>>>On March 18, 2003 at 14:04:56, Vincent Diepeveen wrote: >>>> >>>>>On March 17, 2003 at 19:49:30, leonid wrote: >>>>> >>>>>>On March 17, 2003 at 19:30:35, Dann Corbit wrote: >>>>>> >>>>>>>On March 17, 2003 at 19:17:38, leonid wrote: >>>>>>>[snip] >>>>>>>>It is truly sad that this kind of chip (Alpha) went to its end! Still, other >>>>>>>>fact of migration to the new Itanium chip is very positive. This signify that >>>>>>>>Intel's 64 chip had certain success and its quantity production is coming in >>>>>>>>real. Then prices cuts should become tangible very soon. >>>>>>> >>>>>>>Intel is in no hurry to get the Itanic floating, and has said so themselves. >>>>>>> >>>>>>>Look for AMD to beat them out the door with cost effective volumes by a >>>>>>>landslide. >>>>>>> >>>>>>>Microsoft also prefers the AMD approach, since all the old software will run >>>>>>>without any modification. >>>>>> >>>>>>To be sincere I do know that AMD chip will be more accessible for me to buy but >>>>>>Intel's chip more attractive to program. Intel's 128 registers do make me dream >>>>>>without even mentioning its new architecture. Learning completely new Assembler >>>>>>will be also interesting thing to do. >>>>> >>>>>$65000 for a 4 processor 1Ghz I2 box. >>>>> >>>>>Or if you buy 1 chip in a small 4 x 4 centimeter paper box it will be 'only >>>>>$10000' or so. >>>>> >>>>>And that price won't get cheaper at all >>>>> >>>>>So forget itanium2 unless you have access to a supercomputer that has them. >>>> >>>>Pricing information (cheapest I could find): >>>>http://www.hp.com/workstations/products/itanium/zx6000/summary.html >>> >>> >>>Not bad. Dual for just over $6,000 would be a blast for a certain chess >>>program. :) >> >>I have a dual Itanium2 1GHz system. Perhaps you forgot my earlier post. >>With the optimizing compilers (tried both Intel and Microsoft), it runs >>Tinker at about 2GHz Pentium speed (x86 binary code at only 30%). >> >>Has anyone been able to reproduce your (Eugene's?) results showing MUCH faster >>Itanium2 performance? >> >>Brian >> >>PS No integrated Visual Studio environment or debugger, working with command >>line interfaces, and so far pretty disappointing. > >The numbers from Intel were good, but they were on a single-cpu Itanium-2 >machine. > >Eugene's were also from a single-cpu Itanium-2 if I recall correctly. > >One issue might be the compiler. Eugene obviously has the latest since he is in >the >compiler group at MS. Intel may be using a beta MS compiler or their own, I >don't >know. Maybe he's not got Makefile configured correctly or chess.h. If he's got "undef HAS_64BITS" then the 64 bit c code does not get included, yes? Matt
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