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286
   
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does Pi only run on one core?
CHeyworth
ASUS P5E Q9450 (3.2GHz, 8x 400MHz) ASUS 8800GT 4GB Kingston 400*2 MHz(4,4,4,12) Vista Premium 64bit500GB Maxtor 500GB 32mb cashe ANTEC 900 case Folding on, Q9450 (3.2GHz), 8800GT,
Windows Home Server PP1 with 1.5TB (DELL SC440) XP on P3 933mhz Vista 32bit on E2160 Old laptop with XP
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286
   
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-Wiz!- (18/09/2007)
LIES ALL LIES!!!!  I can tell you it isn't a lie. my pc can calculate pi to 1,000,000 decimal places in 7.60 seconds. at stock speed. What i didnt tell you was I didnt use superpi. basically because its so painfully slow. same computer with superpi = 21.800 seconds as far as i can tell, only CPU usage is only 25% with the given program, so i'd assume yes, it only uses 1 core. STOP PRESS, or rather EDIT: yeah, my computer can actually calculate pi to 1M decimal places in just 1.80 seconds. turns out i had the slow memory settings enabled when i got 7.60 seconds. the secret??? USE PIFAST. Program : PiFast version 4.3 (fix 1), by Xavier Gourdon Computation of 1000000 digits of Pi Method used : Chudnovsky Size of FFT : 128 K ------------------------------------------------------------ Computation run information : Start : Tue Sep 18 19:56:04 2007 End : Tue Sep 18 19:56:06 2007 Duration : 1.80 seconds
Pheonix
Alamo:Vista64/XPPro Intel C2Q Q6600 @ 3GHz, Asus P5N-E SLi, 4GB OCZ Reaper DDR2-800, 2x XFX 7900GS, OCZ 600W, SATA DVDRW, 750GB Samsung f1 250GB WD Caviar SE Maverick:XPHome AMD64 3200 (939) @ stock, 2GB DDR500 +512MB DDR600, 500W, Gigabyte K8N51GMF-9, X800GTO16, SONY DVDRW, 160GB WD Caviar Sidewinder:Vista32 Acer Aspire 5710WMLi, 1.66GHz C2D T5500, 1GB DDR2-800, Intel GMA950, 80GB
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Pentium
   
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Its more than likely ran between them unless you goto task manger and assign an affinity to one core....you could them run four instance oone per core...
Intel e7200 @ 4.0GHz (4.16GHz SP) Lapped Asus P5E-VM 4Gb Patriot Pc6400 4-4-4-12 250Gb Samsung Spinpoint Sapphire ATI 3870/Akasa Vortexx Neo Enermax 600 Watt PSU Ubuntu/Win XP All in a Thermaltake Handbag... Try some MM Super Pi(e) here!
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286
   
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25.734s for my C2D, I'm gonna try it on my crappy 3.3 GHz Celeron (Vista) at work tomorrow and see how it compares!
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'44' Special - SOLD:
ASRock 4CoreDual-VSTA, C2D E4400@2.66GHz, 2x512 MB Corsair XMS DDR 400, Sapphire Radeon X1950 Pro 256 MB, WD 2500KS 250 GB SATA 16MB, OCZ 500W StealthXtream.
Laptop:
Lenovo N100 3000, 15.4", C2D T5500 1.6 GHz 2 MB L2, 1 GB RAM, 160 GB HDD, Intel Graphics.
Just need to build a new home for my Antec TruePower Trio 650W!
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Pentium
   
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21.625s

gaming: E4400@2.66GHz / P5K-E / 2x1GB PC8000@533MHz / 2x80GB D'Max 9-RAID0 + 320GB / 8800GTS 512MB / ViewSonic VX2835wm
server+media: P4 2.8GHz @ 2.4GHz / 775Dual-VSTA / 2x512MB PC3200 / 1000GB+500GB+250GB / HD2400pro
also: P3 for the mrs and a linux box and probably enough bits to build another one
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286
   
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46seconds, lol thats pathetic
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www.allfreewarefiles.com
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Pentium
   
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PoWeR UsEr (18/09/2007)
46seconds, lol thats pathetic  Am sure theres more mhz in that chip with that mobo is there not
Intel e7200 @ 4.0GHz (4.16GHz SP) Lapped Asus P5E-VM 4Gb Patriot Pc6400 4-4-4-12 250Gb Samsung Spinpoint Sapphire ATI 3870/Akasa Vortexx Neo Enermax 600 Watt PSU Ubuntu/Win XP All in a Thermaltake Handbag... Try some MM Super Pi(e) here!
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Posted 18/09/2007 20:41 | | | |