Subj : Re: TF cards v MicroSD To : Theo From : nev young Date : Wed May 22 2024 08:10:27 On 20/05/2024 17:37, Theo wrote: > Knute Johnson wrote: >> On 5/20/24 09:03, nev young wrote: >>> Wherever I look on the internet I read that there is no difference >>> between TF cards and MicroSD cards. >>> >>> But I have never been able to boot any of my various Pi using TF cards. >>> They just do not boot! >> >> https://www.makeuseof.com/what-is-a-tf-card/ > Yup. seen all of that before. > > So TF == microSD. and yet they don't work! At least for me. Has anyone ever booted a Pi (of any sort) using a TF card? > > OP, what cards are you having problems with? Where did you buy them from? > Any chances they are fakes? > Both bought from, and returned to Amazon. and yes, of course, they could be fakes. these : https://www.amazon.co.uk/dp/B0BLSDMRSW?psc=1&ref=ppx_yo2ov_dt_b_product_details and these: http://nevilley.org.uk/tmp/Untitled.png All of these cards do work and store the advertised amount of data. Using Raspi imager as well as Linux program Disks to write/read/verify 64Gb images and run benchmarks, which do work but show very low read/write speeds. (~9Mb/s). -- Nev It causes me a great deal of regret and remorse that so many people are unable to understand what I write. --- SoupGate-Win32 v1.05 * Origin: Agency HUB, Dunedin - New Zealand | Fido<>Usenet Gateway (3:770/3) .