[conspire] Oh yeah? Raspberry Pi 4 Model B arrives with up to 4GB RAM

paulz at ieee.org paulz at ieee.org
Mon Jun 24 09:22:49 PDT 2019


 Depends on what you call a "real computer".  The Raspberry Pi was originally intended as an inexpensive way for people, especially high school age, to mess around with computer hardware in a way that is difficult with a factory assembled computer.
   
The PI-B was adequate for a $100 laptop some years ago.
I also used one as a radio transmitter that was heard on the East Coast.  Wonder if the latest has enough processing power to do the more complex software of decoding received signals.

So get a Pi and bake it into some project that is not a general purpose, do everything box.  Have fun.

Oh, and check the USB cable used for power.  In past, lots of people had problems because the random cable they tried to use had very skinny wires for power, probably not an issue with cables for USB-C.

    On Monday, June 24, 2019, 12:19:31 AM PDT, Rick Moen <rick at linuxmafia.com> wrote:  
 
 Available starting today:
https://www.raspberrypi.org/products/raspberry-pi-4-model-b/

1GB RAM model costs $35
2GB RAM model costs $45
4GB RAM model costs $55
(The RAM is non-upgradeable, as before.)

That's actually starting to look almost like a serious computer, limited
mainly by the usual woeful I/O insufficiency:  For mass storage, you're
basically stuck with using a microSD card.  It has the same USB2 stuff
but now also a USB-C port to supply inbound power, a pair of USB3
ports, and the same sort of GigE port and onboard Bluetooth/wireless.
Instead of standard HDMI, this one has a pair of microHDMI ports.

As with the RPi3, if you take the path of least resistance and go with
the Raspbian distro, you still end up with a rather kooky setup of an
ARMv8-type processor running 32-bit userland by default.  Raspbian isn't 
likely to move to pure 64-bit ('aarch64') in the medium future, but some
other distros such as Fedora ARM do install as real aarch64.

Prices above don't include:
o  Pretty beefy 5.1V / 3.0A DC PSU on the USB-C port
o  microSD card
o  keyboard, mouse
o  video cable(s) with microHDMI plugs
o  case

Still not a real computer.  ;->


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