Hacker News with Generative AI: Energy Efficiency

Study shows how households can cut energy costs (news.mit.edu)
An experiment in Amsterdam suggests providing better information to people can help move them out of “energy poverty.”

Energy Efficiency, Sustainability, Social Impact, Research

4 points by gnabgib 4 days ago | 1 comments

Reversible computing escapes the lab (ieee.org)
This weird information-theory concept has become a power-saving chip

Computer Science, Energy Efficiency, Quantum Computing

273 points by jasondavies 7 days ago | 75 comments

Reversible Computing Escapes the Lab in 2025 (ieee.org)
This weird information-theory concept has become a power-saving chip

Reversible Computing, Computing, Energy Efficiency, Hardware

17 points by pseudolus 15 days ago | 0 comments

OpenERV (openerv.ca)
The TW4 decentralized Energy Recovery Ventilator transfers clean outdoor air inside and moves polluted air outdoors, while harvesting ~90% of the heat energy - so you get fresh air without the downsides of heating or cooling it.

Energy Efficiency, HVAC, Green Technology, Open Source

849 points by graboy 33 days ago | 262 comments

Photonic processor could enable fast AI computations with energy efficiency (news.mit.edu)
The deep neural network models that power today’s most demanding machine-learning applications have grown so large and complex that they are pushing the limits of traditional electronic computing hardware.

Artificial Intelligence, Hardware, Energy Efficiency, Computing

5 points by gnabgib 46 days ago | 0 comments

Terrible popular websites waste your CPU and energy (ericra.com)
These simple tests demonstrate that you can cede control over a large % of your computer's processing power simply by leaving a poorly or maliciously-designed website open in the background.

Website Performance, Energy Efficiency, Privacy, Cybersecurity

25 points by ericra 79 days ago | 11 comments

AI engineers claim new algorithm reduces AI power consumption by 95% (tomshardware.com)

Artificial Intelligence, Energy Efficiency, Computer Hardware

370 points by ferriswil 90 days ago | 170 comments

Integer addition algorithm could reduce energy needs of AI by 95% (techxplore.com)
A team of engineers at AI inference technology company BitEnergy AI reports a method to reduce the energy needs of AI applications by 95%.

Artificial Intelligence, Energy Efficiency, Computer Science

9 points by ycnews 97 days ago | 2 comments

Addition is all you need for energy-efficient language models (arxiv.org)
Large neural networks spend most computation on floating point tensor multiplications. In this work, we find that a floating point multiplier can be approximated by one integer adder with high precision.

Generative AI, Artificial Intelligence, Machine Learning, Computer Science, Energy Efficiency

334 points by InvisibleUp 101 days ago | 126 comments

Datacenters bleed watts and cash – all because they're afraid to flip a switch (theregister.com)
Datacenter power consumption has become a major concern in recent years, as utilities struggle to keep up with growing demand and operators are forced to seek alternative means to keep the lights on.

Datacenters, Energy Efficiency, Environmental Impact, Technology

11 points by LinuxBender 118 days ago | 5 comments

Elastocalorics could replace heat pumps, air conditioning systems (pv-magazine-usa.com)

Elastocalorics, Heat Pumps, Air Conditioning, Energy Efficiency

41 points by watchdogtimer 184 days ago | 7 comments

New technology could reduce the amount of energy for air conditioning (wired.com)

Energy Efficiency, Climate Change, Technology, Sustainability

79 points by isaacfrond 185 days ago | 73 comments

High-altitude floating PV has energy payback time of 2.8 years (pv-magazine.com)

Renewable Energy, Solar Power, Sustainability, Energy Efficiency

8 points by thelastgallon 187 days ago | 4 comments

The hunt for the most efficient heat pump in the world (wired.com)