Author: Vasik Rajlich
Date: 08:38:16 05/23/04
Go up one level in this thread
On May 23, 2004 at 06:29:13, Uri Blass wrote: >On May 23, 2004 at 05:54:38, Vasik Rajlich wrote: > >>On May 22, 2004 at 16:04:14, Uri Blass wrote: >> >>>On May 22, 2004 at 15:46:14, K. Burcham wrote: >>> >>>> >>>>These parts were priced at Monarch Computer. >>>>http://www.monarchcomputer.com/Merchant2/merchant.mv >>>> >>>>The MSI motherboard should be dependable, very little speed difference between >>>>dual processor motherboards. >>>>I priced the new Opteron 250, so this will give you Opteron 64 @ 4800 MHZ. >>>>The case is very high quality. I prefer a sealed case with a filter on intake >>>>fans but could not find on this site. I prefer more cfm intake than exhaust for >>>>positive case pressure. >>>>I priced 2 sticks of 512 for 1 gig ram--not sure how much your hash setting will >>>>be for tournament. Maybe for you 2 Gig is better. >>>>Seagate has been dependable for me. This hard drive is very good speed 7200 rpm, >>>>160 GIG, 8 meg cache, low heat. >>>>I priced the CD R/W DVD R/W combo, good price. I thought this drive was scary at >>>>first because mechanically complex but mine is working very good. >>>>sound card is dependable and cheap. >>>>Video card is not fast, but very good for chess, low heat, good price and >>>>dependable brand----also video card is same brand as motherboard. this is a plus >>>>for me. >>>>not sure if you need modem and/or network card. both included for travel. >>>>Operating System is Windows XP Pro. This is SMP compatable. I have been using >>>>with no issues. Advantage to having original Operating System CD instead of HP, >>>>Dell etc. recovery CD. >>>>Power supply is 465 watts---plenty. >>>>Extra 3 year warranty. >>>>The heat sink and fan is ok for this system. You should not overclock or tweak >>>>hardware for your purpose. Stay quiet and dependable. >>>>This system should be very dependable, low heat, low maintenance, very quiet, >>>>and extremely fast. >>>>Price can be reduced by going with slower Opteron. >>>>So far everytime I have built a system, all cables have been with drives and >>>>Motherboards. >>>>Of course all wires, quick disconnects, and plugs are already installed on power >>>>supply. The newer models have more than enough. >>>>Stay away from SCSI and Raid. Not necessary for you. not good for first >>>>system---keep it simple and dependable. >>>>If you order parts, post here when your parts are in and several here will give >>>>you assembly and operating system tips for dependability and program speed. >>>> >>>>Uri---question---Is Movei SMP for this tournament? I assume you want dual for >>>>comp-comp games later. >>> >>>Movei is not smp but I want dual for testing with pondering and maybe for smp >>>later(I do not plan smp in the near future). >>> >>>Thanks for list of things that I need to buy. >>> >>>I see that the 2 processors are 1798$ and they are most of the price. >>>I am afraid that in Israel it is going to be more expensive so I may go >>>for optern 248 or opteron 246. >>> >>>The question is what is the difference in performance from the point of view of >>>chess programs and what is the difference in price. >>> >>>I think that for being 10% faster I do not plan to add 1000$ but for being 50% >>>faster I will add 1000$. >>> >>>Uri >> >>Chess programs are bottlenecked almost 100% on CPU speed. If you go from 2.2 GHz >>to 2.4 GHz, you speed goes up pretty much by (2.4-2.2)/2.2. (Assuming same >>architecture of course.) >> >>In fact the speedup is a tiny bit less than that, because the max memory speed >>is the same on all of the Opterons. >> >>BTW in the CCC archives you will find some crafty benchmarks on the various >>Amd64 systems. >> >>Vas > >There are things that are not about Ghz. >Opteron248 or opteron246 or opteron244 is not Ghz. > >Uri IIRC Opteron 248 == 2.2 GHz, Opteron 246 is 2.0 GHz, and Opteron 250 (if it's already out) is 2.4 GHz. You can get the specs at a bunch of places - for example www.amd.com. Basically your NPS should go up in the neighborhood of 10% from each 24(x) to 24(x+2). Also note that two singles will be a bit cheaper than one dual. Vas
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