Topics you never ask: women, men, and the Pentium FDIV bug
Description
The meme is divided into three horizontal panels on a white background. Top panel: a cartoon businesswoman with blurred face and hands gesturing up; to her right the black text reads "Never Ask A Woman" and the red text underneath reads "Her Age." Middle panel: a cartoon businessman with blurred face and raised hand; to his right the black text reads "A Man," and the red text underneath reads "His Salary." Bottom panel: a photo of a vintage square Intel Pentium processor package sits on the left, and on the right black text reads "Intel," followed by the mathematical expression "4,195,835 ÷ 3,145,727." The joke references the infamous 1994 Pentium floating-point division (FDIV) bug, suggesting that asking Intel about this exact calculation is as taboo as asking personal questions, highlighting historic hardware bugs and floating-point precision issues that still amuse engineers
Comments
18Comment deleted
When a PM asks why we still run exhaustive property tests on floating-point ops, I just recite “4 195 835 divided by 3 145 727” and remind them Intel once spent $475 M on that one-line unit test they skipped
Intel spent $475 million on replacements for a bug that most users would never encounter, yet we still deploy on Friday afternoons with a YOLO commit message and a prayer to the demo gods
Ah yes, the Pentium FDIV bug - when Intel learned that 'close enough' doesn't cut it in floating-point arithmetic. This $475 million lesson taught the industry that hardware errata pages exist for a reason, and that sometimes the most expensive bugs are the ones that ship in silicon. At least modern CPUs have microcode updates; back then, your only patch was a physical replacement. Nothing says 'move fast and break things' quite like breaking IEEE 754 compliance at the transistor level
Pentium’s FDIV era: that moment when a divider lookup table ships missing a few entries - unit tests green, marketing green, and every spreadsheet quietly drifts by ~81 ppm
Proof that “works on my machine” can be literally true at the silicon level - five bad SRT LUT entries turned 4195835 ÷ 3145727 into a $475M unit test
FDIV: the bug where Intel's microcode omissions divided their market cap by zero
4195835/3145727 Comment deleted
1.333739068902037589 if you do this in an Intel Pentium with the FDIV bug Comment deleted
https://en.m.wikipedia.org/wiki/Pentium_FDIV_bug Comment deleted
Скоро настанет совсем Comment deleted
English, please Comment deleted
^same Comment deleted
a translation is fine too Comment deleted
According to DeepL Translator Comment deleted
honestly looks like a bot or a creepypasta that i don't know about Comment deleted
These sentences are not equal Comment deleted
As Russian native speaker, I can confirm these sentences equality has the context dependency. Anyway, the context is not provided properly Comment deleted
Approved. Word stressing and accents matter as well Comment deleted