Author: Jorge Pichard
Date: 13:10:10 12/30/01
Go up one level in this thread
On December 30, 2001 at 15:28:29, Vincent Diepeveen wrote: >On December 30, 2001 at 12:35:29, Brian Katz wrote: > >For diep benchmarks see aceshardware.com > >K7 is blowing away the P4 (with rdram). > >Rdram has big bandwidthbut that is nothing compared to its >huge latency. > >nevertheless right now RAM says less than cpu speed. the P4 has >huge penalties for branch mispredictions. like 50% more at least than >the K7. That's what makes the real difference, together with the >biggest factor: CACHE SIZE. > >P4 can have like 8000 instructions in cache. > >K7 has 128KB L1 cache. > >that's huge difference, even when instructions are long and complex! http://www.pcworld.com/news/article/0,aid,77564,00.asp >> I have recently asked many questions regarding Pent 4 2.0 Gig vs the Athlon >>1900+, and have received many replies. Thank you. It is greatly appreciated! >> The general consensus is that the Athlon 1900+ outperforms the Pentium 4 2.0 >>Gig by far when run with most chess programs. >> I was just speaking to a technician at a local PC store about this issue. >>His view is that all the tests between the Athlons and the Pentium, where the >>Athlons were scoring better, were with the Peniums using only SDRAM instead of >>models using the faster RDRAM. He insisted that the bottleneck caused by using >>the SDRAM was one of the reasons. He also stated that with RDRAM where you can >>have BUS Speeds of 400-600 ( Athlon only 266) should allow the Pentium 4 to blow >>the Athlon away. >> He did go on to say that the Pentium will have a 3.5 GIG processor in about a >>years time. (Yes he said 3.5 GIG) >>He also went on to say that the Athlon Motherboards were a bit unsteady and >>caused some problems. >> I just happened to ask about getting the new Athlon 2000+ when it is >>available, and would it be possible to upgrade to a DUAL 2000+ Processor? That >>is when he said the Athlon Motherboards are unsteady when purchasing the >>moterboards. However, the Manufacturer made computers with Athlons seemed to be >>fine. >> >> I am ready to go out and Purchase an Athlon 2000+ as soon as they become >>available, perphaps they already are. >> If anyone can shed some light on any of the issues, it would greatly >>appreciated. >> >>Thank you and Happy New Year to everyone!!
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