Just switched from Windows 7 Home Premium to 8.1 Pro and suddenly my scripts which write a lot of text are 5-10 slower writing. I built a test and confirmed it is slower than a similar yet inferior machine. My new Windows Build has very fast Passmark scores.

Code:
alias SpeedWrite { var %1 = C:\Users\Public\Documents\SpeedWrite.txt, %2 = 1, %3 = $ticks | if ($exists(%1)) { .remove -b %1 }
  while (%2 < 200) { write %1 $str($r(A,Z),999) | inc %2 }
  echo Complete: $calc($ticks - %3) $+ ms
}


Win 8.1 Pro i7-4790 mIRC 7.32 similar with 6.21 and 7.41
=Kingston HyperX SSD=
Complete: 1219ms
Complete: 1157ms
Complete: 1172ms
Complete: 1360ms
=WD 1TB HDD=
Complete: 1172ms
Complete: 1000ms
Complete: 984ms
Complete: 1203ms
=Seagate 3TB HDD=
Complete: 1078ms
Complete: 1000ms
Complete: 968ms
Complete: 1109ms

Win 10 Pro i3-3225 Very Old WD 1TB HDD mIRC 7.32
Complete: 219ms
Complete: 266ms
Complete: 235ms
Complete: 188ms

The only difference being 8.1? How can i resolve this slow write speed...