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THE MOST DIGITS OF PI 2 x Intel Xeon X5680 Processor speed measured at 3.33 GHz 96 GB DDR3 @ 1066 MHz 24 x 2 TB
10,000,000,000,000 digits (9.094 TBs)
Done with Alexander J. Yee's y-cruncher
See 'Super computer' for the program
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** indicates world size record on any platform (home or super computer) at the time of calculation.
| #digits | Time (secs) | Program(Opt#) | m/d/yr | Credit | ||
| 10,000,000,000,000** | 9.1-TB** | 32,216,400 | y-cruncher 0.5.5 Build 9180 (fix 2) | Oct '11 | Calc stats | S Kondo & A Yee |
| 5,000,000,000,000** | 4.55-TB** | 7,049,730 | y-cruncher v0.5.3.9132 Alpha | Aug '10 | Calc stats | Shigeru Kondo |
| 2,699,999,990,000** | 2.46-TB** | ~11,318,400 | tpi-0.9.3 (TachusPI) | Dec '09 | Calc stats | Fabrice Bellard |
| 1,000,000,000,000 | 932-GB | 1,119,402 | y-cruncher | May '10 | Calc stats | Shigeru Kondo |
| 500,000,000,000 | 466-GB | 634,700 | y-cruncher | Mar '10 | Calc stats | Shigeru Kondo |
| 250,000,000,000 | 233-GB | 319,658 | y-cruncher | Mar '10 | Calc stats | Shigeru Kondo |
| 206,158,430,000 | 192-gig | 6,659,545 | QPi 4.5 (64-bit) | Jun '08 | Calc stats | Shigeru Kondo |
| 100,000,000,000 | 93.13-GB | 198,147 | y-cruncher | Feb '10 | Calc stats | Alexander Yee |
| 100,000,000,000 | 93.13-gig | 3,454,018 | QPi 4.5 (64-bit) | Feb '08 | Calc stats | Shigeru Kondo |
| 70,000,000,000 | 65.19-gig | 6,310,482 | QPi 4.1 (64-bit) | Feb '07 | Calc stats | Shigeru Kondo |
| 51,600,000,000 | 48.06-gig | 4,198,997 | QPi 4.0 (64-bit) | Jan '06 | Calc stats | Shigeru Kondo |
| 30,000,000,000 | 27.94-gig | 1,927,085 | QPi 4.0 (64-bit) | Nov '05 | Shigeru Kondo | |
| 25,710,000,000 | 23.94-gig | 1,479,154 | PiFast 4.4 | Mar '04 | Shigeru Kondo | |
| 17,000,000,000 | 15.83-gig | 1,087,130 | PiFast 4.3 | Mar '06 | Calc stats | K. Fredrick |
| 10,737,418,240 | 10-gig | 167,128 | QPi 4.5 (64-bit) | May '08 | Calc stats | Tom Hewitt |
| 10,000,000,000 | 9.31-gig | 461,471 | PiFast 4.3 | Apr '07 | Calc stats | Matt Zychowski |
| 8,000,000,000 | 7.45-gig | 1,022,760 | PiFast 3.3 | Apr '01 | Gary Oliaro | |
| 5,368,709,120 | 5-gig | 96,143 | QPi 4.5 (64-bit) | May '08 | Calc stats | Tom Hewitt |
| 5,000,000,000 | 4.66-gig | 542,520 | PiFast 4.2 | Feb '03 | Fabrice Demoulins | |
| #digits | Time (secs) | O^2 | Program(Opt#) | m/d/yr | Credit | ||
| 12,884,901,888 | 12-gig | 287,416 | 2.36 | y-cruncher v0.5.4.9148(fix 1) | 7/29/11 | Calc stats | Stuart Lyster |
| 8,589,934,592 | 8-gig | 186,947 | 2.70 | y-cruncher v0.5.4.9148(fix 1) | 8/26/10 | Calc stats | Stuart Lyster |
| 559,188 | 2.39 | PiFast 4.4 | 7/12/08 | Calc stats | Stuart Lyster | ||
| 6,442,450,944 | 6-gig | 355,595 | 2.33 | PiFast 4.4 | 8/09/07 | Calc stats | Stuart Lyster |
| 4,294,967,296 | 4-gig | 69,212 | 2.52 | y-cruncher v0.5.4.9148(fix 1) | 8/24/10 | Calc stats | Stuart Lyster |
| 233,234 | 2.65 | PiFast 4.4 | 11/13/09 | Calc stats | Stuart Lyster | ||
| 2,147,483,648 | 2-gig | 27,459 | 2.65 | y-cruncher v0.5.4.9148(fix 1) | 2/8/11 | Calc stats | Stuart Lyster |
| 87,861 | 3.41 | PiFast 4.4 | 05/15/07 | Calc stats | Stuart Lyster | ||
| 1,520,000,000 | 1.42-gig | 175,096 | PiFast 4.1** | 8/31/02 | Calc stats | Stuart Lyster | |
| 1,073,741,824 | 1-gig | 10,375 | 2.34 | y-cruncher v0.5.4.9148(fix 1) | 2/07/11 | Calc stats | Stuart Lyster |
| 25,759 | 2.91 | PiFast 4.4 | 5/12/07 | Calc stats | Stuart Lyster | ||
| 29,935 | 3.14 | QPi 4.5 Alpha 12 | 5/20/07 | Calc stats | Stuart Lyster | ||
| 536,870,912 | 512-meg | 4,430 | 2.25 | y-cruncher v0.5.5.9179(fix 1) | 2/21/11 | Calc stats | Stuart Lyster |
| 8,857 | 3.01 | PiFast 4.4 | 5/07/07 | Calc stats | Stuart Lyster | ||
| 9,527 | 3.89 | QPi 4.5 Alpha 12 | 5/15/07 | Calc stats | Stuart Lyster | ||
| 268,435,456 | 256-meg | 1,968 | 3.30 | y-cruncher v0.5.5.9179(fix 1) | 2/22/11 | Calc stats | Stuart Lyster |
| 2,451 | 2.79 | QPi 4.5 Alpha 12 | 5/15/07 | Calc stats | Stuart Lyster | ||
| 2,940 | 2.69 | PiFast 4.4 | 5/07/07 | Calc stats | Stuart Lyster | ||
| 134,217,728 | 128-meg | 595 | 2.36 | y-cruncher v0.5.4.9148(fix 1) | 8/20/10 | Calc stats | Stuart Lyster |
| 880 | 2.68 | QPi 4.5 Alpha 12 | 5/15/07 | Calc stats | Stuart Lyster | ||
| 1,093 | 2.46 | PiFast 4.4 | 5/07/07 | Calc stats | Stuart Lyster | ||
| 67,108,864 | 64-meg | 252 | 2.27 | y-cruncher v0.5.4.9148(fix 1) | 8/20/10 | Calc stats | Stuart Lyster |
| 328 | 2.45 | QPi 4.5 Alpha 12 | 5/15/07 | Calc stats | Stuart Lyster | ||
| 444 | 2.30 | PiFast 4.4 | 5/07/07 | Calc stats | Stuart Lyster | ||
| 33,554,432 | 32-meg | 111 | y-cruncher v0.5.4.9148(fix 1) | 8/20/10 | Calc stats | Stuart Lyster | |
| 134 | QPi 4.5 Alpha 12 | 5/15/07 | Calc stats | Stuart Lyster | |||
| 193 | PiFast 4.4 | 5/07/07 | Calc stats | Stuart Lyster |
Why a 1.42-gig run? Because the compressed Pi-fast
file fits comfortably on a CD-ROM disk.
THE MOST DIGITS OF PI
calculated using 128-meg Ram
Xavier Gourdon's PiFast 3.2
Calculation Stats here
Last update Oct 19, 2011
designed for IExplorer 6.0 in
800 x 600
monitor resolution
