nanog mailing list archives
Re: Energy Efficiency - Data Centers
From: Eric Kuhnke <eric.kuhnke () gmail com>
Date: Wed, 18 Dec 2019 16:58:37 -0800
The laws of thermodynamics dictate that near 100% of the electricity consumed by a piece of equipment (let's use a high powered 2RU size router as an example) comes off as heat. Unless it's doing mechanical physical work like lifting a load or spinning a fan. Some infinitesimal portion leaves as photons down the fiber. On Wed, Dec 18, 2019 at 6:58 AM Rod Beck <rod.beck () unitedcablecompany com> wrote:
Energy efficiency is a hobby of mine and most of my properties embody Passive House Technology. This led me to wonder what is the inefficiency of these servers in data centers. Every time I am in a data center I am impressed by how much heat comes off these semiconductor chips. Looks to me may be 60% of the electricity ends up as heat. Regards, Roderick. Roderick Beck VP of Business Development United Cable Company www.unitedcablecompany.com New York City & Budapest rod.beck () unitedcablecompany com 36-70-605-5144 [image: 1467221477350_image005.png]
Current thread:
- Energy Efficiency - Data Centers Rod Beck (Dec 18)
- Re: Energy Efficiency - Data Centers Ethan O'Toole (Dec 18)
- Re: Energy Efficiency - Data Centers merik () fiberhood nl (Dec 18)
- Re: Energy Efficiency - Data Centers William Herrin (Dec 18)
- Re: Energy Efficiency - Data Centers Rod Beck (Dec 18)
- Re: Energy Efficiency - Data Centers merik () fiberhood nl (Dec 18)
- Re: Energy Efficiency - Data Centers William Herrin (Dec 18)
- Re: Energy Efficiency - Data Centers Thomas Bellman (Dec 18)
- Re: Energy Efficiency - Data Centers Damian Menscher via NANOG (Dec 18)
- Re: Energy Efficiency - Data Centers Eric Kuhnke (Dec 18)
- <Possible follow-ups>
- Re: Energy Efficiency - Data Centers Rod Beck (Dec 18)
- Re: Energy Efficiency - Data Centers Ben Cannon (Dec 18)
- Re: Energy Efficiency - Data Centers Rod Beck (Dec 18)
- Re: Energy Efficiency - Data Centers Thomas Bellman (Dec 18)
- Re: Energy Efficiency - Data Centers Ben Cannon (Dec 18)
- Re: Energy Efficiency - Data Centers Rod Beck (Dec 18)
- Re: Energy Efficiency - Data Centers Thomas Bellman (Dec 18)