On my A1200 040/40 32MB from shell:
pi-amiga1200 (with 100 digits): .02 (whithout text scrolling)
pi-amiga1200 (with 1000 digits): 1.00 (whithout text scrolling)
pi-amiga1200 (with 3000 digits): 7.28 (whithout text scrolling) and around 9.xx (with text scrolling)
pi-amiga1200 (with 9256 digits): 68.36 (with text scrolling)
Bonus:
Code:
pi_css5 4096
Calculation of PI using FFT and AGM, ver. LG1.1.2-MP1.5.2a.memsave
initializing...
nfft= 1024
radix= 10000
error_margin= 0.000176453
calculating 4096 digits of PI...
AGM iteration
precision= 48: 1.08 sec
precision= 80: 1.08 sec
precision= 176: 1.08 sec
precision= 352: 1.06 sec
precision= 688: 1.08 sec
precision= 1392: 1.08 sec
precision= 2784: 1.08 sec
precision= 5584: 1.08 sec
writing pi4096.txt...
11.82 sec. (real time)
pi_css5 16384
Calculation of PI using FFT and AGM, ver. LG1.1.2-MP1.5.2a.memsave
initializing...
nfft= 4096
radix= 10000
error_margin= 0.000878583
calculating 16384 digits of PI...
AGM iteration
precision= 48: 4.84 sec
precision= 80: 4.86 sec
precision= 176: 4.82 sec
precision= 352: 4.84 sec
precision= 688: 4.86 sec
precision= 1392: 4.84 sec
precision= 2784: 4.84 sec
precision= 5584: 4.86 sec
precision= 11168: 4.84 sec
precision= 22336: 4.86 sec
writing pi16384.txt...
62.56 sec. (real time)
Workbench (started by LoadWB) is "only" the GUI of AmigaOS IMHO. AmigaOS is the whole thing (KickROM + Workbench). I for example use DOpus5 as WB-Replacement. So no WB = no OS?? However, many people say/think Workbench is (equal to) AmigaOS.