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Does my key fob have more computing power than the Lunar lander?

https://www.buzzsprout.com/2469780/episodes/18340142-17-does-my-key-fob-have-more-computing-power-than-the-lunar-lander
23•jammcq•5d ago

Comments

jammcq•5d ago
Does my key fob have more computing power than the Lunar Lander? In this episode of Runtime Arguments that just dropped today, Wolf and I dive into that question and we reveal some information that might surprise you. We had a lot of fun doing the research and we hope you enjoy it. Find it wherever you get your podcasts. And, if you enjoy it, please tell all of your friends. We'd really appreciate it.
slicktux•1h ago
I will give it a listen! :)
theamk•5d ago
TL/DL: yes, it does, and by significant amount

Key fob has nRF52840l, 64 MHz ARM, 1024 KB Flash, 256 KB RAM

Apollo Guidance Computer was 2MHz, ~72 KB ROM, ~4 KB RAM

The comparison might be up to 10x different due to more efficient architecture and different MIPS/MHz ratio, but it does not change much, since the differences are so dramatic.

(This is based on links in the podcast description, which I assume what they talked about. Those pretty new keyfobs, older ones might have something like nRF24LE01, which is only 16 MHz, 18 KB Flash, 1KB RAM)

y7•51m ago
I guess even a disposable vape has more computing power than the Lunar lander. (I don't know if that's more or less ridiculous than a key fob, but at least a key is not so disposable.)
abraae•43m ago
A keyfob is more analogous though - i.e. a computing device used to control a vehicle.
Detrytus•12m ago
The keyfob was brought up by someone so they can make a clickbaity title: "A thing in your pocket has more computing power than Apollo guidance computer. And it's not your smartphone"
antihero•48m ago
That said, the lunar lander still leads the keyfob in peripherals.
asplake•1h ago
How long until we can ask that question of USB cables?
PunchyHamster•1h ago
There are ones that do, they are just... the naughty kind
aitchnyu•1h ago
You are more than 5 years late.

https://www.popularmechanics.com/technology/a30916315/usb-c-...

HPsquared•1h ago
We have all these amazing technological resources and yet, houses are still out of reach for like half the population.
chrisBob•16m ago
Making houses 3 orders of magnitude smaller and cheaper isn't very popular.

But I get your sentiment.

coupdejarnac•34m ago
Low cost ARM M series microcontrollers are ubiquitous, and they're all immensely more powerful than the lunar lander computer.
1970-01-01•31m ago
Isn't the real challenge finding anything made today that has less compute power than the lander? I challenge you to find that.
jerf•18m ago
You can still find things like an Arduino Micro that has less ROM & RAM than the lunar lander.

But finding something new slower than a 2MHz CPU is probably a challenge nowadays; even the Micro is 16MHz and can probably be overclocked a ways above that without much work or risk.

https://www.amazon.com/dp/B00AFY2S56 - not that that is necessarily the best way to buy such a system, just showing they exist.

Pwntastic•17m ago
needs a [podcast] tag.

there's no useful text content on this page

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Does my key fob have more computing power than the Lunar lander?

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