Constant :  Pi
Algorithm:  Chudnovsky Formula

Decimal Digits    :   25,000,000,000
Hexadecimal Digits:   20,762,050,594

Threads:    8
Mode   :    Advanced Swap  ( Disks = 1 )

Start Time: Fri Jan 29 00:27:48 2010


Allocating and Reserving Memory...      9.00 GB
Constructing FFT lookup tables...
Setting Permissions for File Allocation...


Begin Computation:

Summing Series:  1,762,841,737 terms
Time:    101959.682 seconds  ( 28.322 hours )
InvSqrt...
Time:    7114.243 seconds  ( 1.976 hours )
Final Multiply...
Time:    7077.259 seconds  ( 1.966 hours )

Pi:  116151.222 seconds  ( 32.264 hours )

Writing Hexadecimal Digits:   20,762,050,595  digits written

Constructing Base Conversion Table:
Time:    6208.999 seconds  ( 1.725 hours )
Base Converting (Primary Cutting Parameters):
Time:    24230.292 seconds  ( 6.731 hours )

Writing Decimal Digits:   25,000,000,001  digits written


End Time:   Sat Jan 30 17:32:05 2010

Total Computation Time:                 146590.745 seconds  ( 40.720 hours )
Total Time (including writing digits):  147865.845 seconds  ( 41.074 hours )

CPU Utilization:        117.997 %
Multi-core Efficiency:  14.7497 %

Last Digits:  Pi
2448547079 5329693979 7145627081 9204187454 9483487803  :  24,999,999,950
1309759846 5364560010 7388984278 8403481193 9913806533  :  25,000,000,000

Version:          0.5.2 Build 8672 Alpha (x64 SSE4.1 - Windows ~ Ushio)
Processor(s):     Intel(R) Core(TM) i7 CPU 920 @ 2.67GHz
Logical Cores:    8
Physical Memory:  12,874,596,352 ( 12.0 GB )
CPU Frequency:    3,337,701,764 Hz  (frequency may be inaccurate)

Result File: Validation - Pi - 25,000,000,000.txt




Press any key to continue . . .




Validation Version:  1.0

Processor(s):        Intel(R) Core(TM) i7 CPU 920 @ 2.67GHz
Logical Cores:       8
Physical Memory:     12,874,596,352 ( 12.0 GB )
CPU Frequency:       3,337,701,764

Program Version:     0.5.2 Build 8672 Alpha (x64 SSE4.1 - Windows ~ Ushio)
Constant:            Pi
Algorithm:           Chudnovsky Formula
Decimal Digits:      25,000,000,000
Hexdecimal Digits:   20,762,050,594
Threading Mode:      8 threads
Computation Mode:    Advanced Swap
Swap Disks:          1
Working Memory:      9.00 GB

Start Time:          Fri Jan 29 00:27:48 2010

End Time:            Sat Jan 30 17:32:05 2010


Computation Time:    146,590.744 seconds
Total Time:          147,865.844 seconds

CPU Utilization:         117.99 %
Multi-core Efficiency:   14.74 %

Last Digits:
2448547079 5329693979 7145627081 9204187454 9483487803  :  24,999,999,950
1309759846 5364560010 7388984278 8403481193 9913806533  :  25,000,000,000

Timer Sanity Check:      Passed
Frequency Sanity Check:  Passed
ECC Recovered Errors:    0

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Checksum:    e716a5629a018a450b262efea14fc5f106b684caf4ab569c1244716f5b22c8f6