The first four are from TS Kelso's System Benchmarking column The Core i7 is Shashwat Kandadai's personal laptop
Value: Avg Time:
386DX-33 2500.00000000117734 6.81 s 33 MHz : MS-DOS 6.20
486DX2-66 " 1.26 s 66 MHz : Windows 95
Pentium 90 " 0.55 s 90 MHz : Windows 95
Pentium 133 " 0.38 s 133 MHz : Windows 95
Core i7 2500.0000000025643 0.58 ms 2.0 GHz : Mac OS X
Honeywell-6000 (from Space-Track Report #3)
init ms prpgtion ms
SGP4 1.9 2.5
SDP4 5.1 3.6
Core i7 (Shashwat Kandadai's personal computer)
init ms prpgtion ms
SGP4 0.074 0.0017
SDP4 0.092 0.0046