Best Books and Resources for Learning the Hardware of Computers
If you’ve ever wondered how computers work at a fundamental level and want to dive into the hardware side of things, this guide is for you. Based on recommendations from contributors to the r/computerscience subreddit, we’ve curated a list of books, videos, and resources that explain computer hardware in accessible and engaging ways. Whether you’re a beginner or looking to deepen your understanding, these suggestions cover a wide range of topics, from basic circuits to advanced architecture.
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1. "Code: The Hidden Language of Computer Hardware and Software" by Charles Petzold
This classic book is often described as the perfect starting point for beginners. It takes you on a journey from basic circuits and transistors all the way to understanding how modern computers operate. Its accessible writing style makes it a favorite for those new to the subject.
2. "But How Do It Know?" by J. Clark Scott
This book is another excellent resource for understanding computer architecture from scratch. Many readers find it more straightforward than traditional textbooks, making it a great choice for those who prefer a concise and simplified explanation of how computers work.
3. "Structured Computer Organization" by Andrew S. Tanenbaum
Tanenbaum’s book has stood the test of time, remaining a go-to resource for over 20 years. It bridges the gap between hardware and software, explaining complex concepts in a way that fills in the "magic" many feel when learning how the two are interconnected.
4. "Digital Design and Computer Architecture" by Harris and Harris
This book provides a practical, mid-level overview of CPU design and computer architecture. While it doesn’t delve into topics like discrete electronics or advanced device physics, it’s an excellent starting point for understanding the heart and soul of a computer: the CPU. For those who want to go even deeper, consider following this with a more advanced Electronics/VLSI Design textbook.
5. "Computer Architecture: A Quantitative Approach" by Hennessy and Patterson
For those seeking an in-depth, technical exploration of computer architecture, this book is highly recommended. It’s suitable for readers with some foundational knowledge who want to expand their expertise further.
6. "The Elements of Computing Systems" by Nisan and Schocken
Also known as "Building a Modern Computer from First Principles," this book is perfect for hands-on learners. It guides you through the process of constructing a computer from the ground up, starting with logic gates and working your way to a functioning system.
Video Resources
Ben Eater’s YouTube Channel
If you’re a visual learner, Ben Eater’s videos are legendary. His step-by-step explanations of logic gates, breadboards, and other fundamental topics make complex concepts approachable. Many viewers consider his channel essential for anyone new to computer hardware.
A Crash Course in Computer Science
This YouTube series provides an engaging overview of computer science, including hardware topics. With 41 episodes, it’s a great way to supplement your reading.
Harvard’s CS50 Course on YouTube
For a broader understanding of computer science, Harvard’s CS50 course is a popular and free option. It covers hardware basics like RAM, CPUs, and motherboards while also introducing software concepts.
Honorable Mentions
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"Troubleshooting, Maintaining, and Repairing PCs" by Stephen J. Bigelow
A practical guide for those interested in hands-on repair and maintenance of personal computers. -
"Exploring How Computers Work"
An accessible resource for beginners looking to understand the basics of computer hardware.
Final Thoughts
Learning about computer hardware can be as simple or as in-depth as you want it to be. Whether you prefer reading books, watching videos, or taking a hands-on approach, the resources listed here offer something for everyone. Start with the basics, and don’t hesitate to dive deeper as your understanding grows. Happy learning!
Sources
Reddit Post. Jan 23, 2025.
Do you have a favorite resource for learning computer hardware? Let us know in the comments!
