961
How simultaneous multithreading works under the hood
Learn the microarchitecture-level details of the processor that enable to execute two threads at the same time on a CPU core
Topics /
Hardware & Electronics
The most popular blog posts about hardware & electronics on Hacker News. 4,804 posts.
962
Fluorite lenses: Corrective capabilities beyond ordinary optical glass
Canon developed its own technology for forming large, high-purity artificial fluorite crystals using fluorite ore as a raw material.
963
964
I put a datacenter GPU in my gaming PC
I bought a datacenter GPU that doesn't fit in a normal motherboard, macgyvered the fan with jumper wires, and now I'm running a model that ties with Claude Sonnet 4.6 on benchmarks, all for £200.
965
7 watts idle – building a low powered server/NAS on Intel 12th/13th gen
Maybe a poem will help remember complicated power-saving settings for SSDs. Here goes. "ALPM for SATA, not N-V-M-e. The latter needs ASPM, and A-P-S-T"....
966
How LEDs are Made
During the 2014 trip to China, our supplier YunSun was kind enough to pick us up in Shenzhen and give us a tour of their factory.
967
The Taylorator – All Your Frequencies Are Belong to Us
For the past two weeks or so, I've been working on constructing the Taylorator. The Taylorator is a piece of software which allows me to flood the FM broadcast band with Taylor Swift's music. No matter where you tune your radio, you will only be able to listen to her!
968
Trying to build the ultimate Raspberry Pi computer – Zero Terminal V3
Here's another iteration on the Zero Terminal projects I've been working on for a few years. For those of you who haven't seen them, I've been trying to design the most usable all in one Pi Zero computer out there.
969
From zero to main(): How to write a bootloader from scratch
A community and blog for embedded software makers
970
BusKill: A kill cord for your laptop
BusKill is a Kill Cord for your laptop implementing a Dead Man Switch using $20 in USB hardware + udev rule to trigger your laptop self-destruct if stolen.
971
Athlon 64: How AMD turned the tables on Intel
Better 32-bit performance was worth trading some 64-bit performance to get
972
What went wrong with wireless USB
(Hat tip to the late Bill Strauss and The Capitol Steps' Lirty Dies.) A few moons ago I was thinking of ways to take my Palm OS Fossil Wr...
973
100x defect tolerance: How we solved the yield problem
Cerebras powers the world's fastest AI inference on the biggest wafer chip. Cerebras CS-4 delivers up to 30x faster inference than GPUs.
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975
My audio interface has SSH enabled by default
I bought a Rodecaster Duo to solve some audio woes, and found that it has ssh enabled by default. I captured the firmware update process and created custom firmware to enable password authentication for ssh.
976
977
Micro heaters cut 87% off my electric heat bill
In June of 2010 I moved to a place in Montana with only electric heat. By myself. In the past few winters I had conducted experiments in cutting the amount of energy I needed to stay warm, with a focus on heating myself instead of heating the whole house.
978
Every GPU That Mattered
49 graphics cards. 30 years. From Quake to Cyberpunk.
979
ZenHammer: Rowhammer attacks on AMD Zen-based platforms
Our work shows that it is possible to trigger Rowhammer bit flips on DDR4 devices on AMD Zen 2 and Zen 3 systems despite deployed TRR mitigations. This result proves that AMD systems are equally vulnerable to Rowhammer as Intel systems , which greatly increases the attack surface, considering today’s AMD market share…
980
Ubiquiti all the things: How I fixed my dodgy Wi-Fi
I'm increasingly of the view that both my time and my sanity are worth more and more as the years progress. Particularly in my independent life, it really can be that black and white - if I can't work, it costs me money. Plus, I want to be happy
981
Everything you need to know to design your own CNC router
This is the encyclopedic blog post I wish I could have read when I started designing my CNC router.
982
$30 Homebrew Automated Blinds Opener (2024)
In the spirit of my thermostat and dishwasher controller , I managed to cobble together a decent blinds opener in a short weekend almost entirely from spare parts on hand. This design is very much what I could do quickly with what I had, so probably not worth copying, but perhaps it can be an inspiration.
983
How We Designed the Librem 5 Dev Kit with Free Software
Purism makes premium phones, laptops, mini PCs and servers running free software on PureOS. Purism products respect people's privacy and freedom while protecting their security.
984
985
Let's put Tailscale on a jailbroken Kindle
Jailbreaking a Kindle makes it able to do much more. Adding Tailscale takes the Kindle even further.
986
The Nintendo Switch Switch
Yesterday I had the idea that it would be cool if I turned a Nintendo Switch (will be referred to as NX to avoid confusion as NX is the code name for the Nintendo Switch ) console into an actual network switch. I thought about it a bit and realized that it would be doable in hardware at least, since the NX docking…
987
988
Heavy is the Head that wears the AirPods Max
“Oh, that’s a nice button. It has a good click.” “Is it a $550 click?” I asked. He clicked it a few more times. “It’s not *not* a $550 click.”
989
A macOS terminal command that tells you if your USB-C cable is bad
A quick cli script to tell you if your usb-c cable is bad
990
