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Turing Award Winner: TPU vs GPU vs CPU, Computer Architecture, RISC vs CISC | David Patterson

July 13, 2026 · 59 min

Show notes

David Patterson is a Turing Award winner famous for his contributions to computer architecture. I interviewed him about his past work, thoughts on GPU/TPUs and career advice from half a century of experience.


• My ergonomic keyboard project I mentioned, you can follow along here: https://read.compose.llc/

• The Kickstarter page for it: https://www.kickstarter.com/projects/ryanlpeterman/compose-simple-ergonomics-beautifully-done


Podcast links:


• YouTube: https://youtu.be/Pn4ZwlEh5nw

• Apple: https://podcasts.apple.com/us/podcast/the-peterman-pod/id1777363835

• Transcript: https://www.developing.dev/p/turing-award-winner-tpu-vs-gpu-vs?r=n49ky


Timestamps:


(00:00) Intro

(00:42) RISC vs CISC

(12:51) Compilers

(17:38) GPUs

(23:07) GPU vs TPU vs CPU

(32:12) Is Moores law dead?

(38:04) GPU benchmarks

(41:40) How to have a bad career

(49:59) Courage and optimism

(55:56) Advice for his younger self

(58:15) Outro


Where to find David:


• Wikipedia: https://en.wikipedia.org/wiki/David_Patterson_(computer_scientist)


Where to find Ryan:


• Newsletter: https://www.developing.dev/

• X/Twitter: https://x.com/ryanlpeterman

• LinkedIn: https://www.linkedin.com/in/ryanlpeterman/

• Threads: https://www.threads.com/@ryanlpeterman

• Instagram: https://www.instagram.com/ryanlpeterman

• TikTok: https://www.tiktok.com/@ryanlpeterman


Referenced in this episode:


• AlexNet paper: https://proceedings.neurips.cc/paper_files/paper/2012/file/c399862d3b9d6b76c8436e924a68c45b-Paper.pdf

• David Patterson's “How to Have a Bad Career” talk: https://www.youtube.com/watch?v=Rn1w4MRHIhc

• “Life Lessons from the First Half-Century of My Career”: https://cacm.acm.org/opinion/life-lessons-from-the-first-half-century-of-my-career/

• The 7 Habits of Highly Effective People (book): https://en.wikipedia.org/wiki/The_7_Habits_of_Highly_Effective_People

• Working (book): https://en.wikipedia.org/wiki/Working_(Terkel_book)

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