This is slop, but perhaps the old-fashioned kind.

> An 8085 processor that could handle 1×106 rads of radiation with only a 25% reduction in performance, and 3×106 rads with a 40% drop.

Hmm, from where did they copy-paste this mangled scientific notation?

Ah here we are, pg. 37 (46 in PDF file): https://apps.dtic.mil/sti/tr/pdf/ADA063902.pdf