My, how deceiving looks can be. At first blush, the Raspberry Pi 3 Model B appears physically identical to the year-old Raspberry Pi 2 Model B: the same port selection, the same GPIO pin layout ...

Raspberry Pi Foundation updates its budget single-board computer with the Raspberry Pi 3 Model A+. Written by Liam Tung, Contributing Writer Nov. 15, 2018, 12:00 a.m. PT ...

While the Raspberry Pi 4 and Raspberry Pi 3 Model B+ look almost identical (they measure 85 mm x 56 mm, and the board layout is similar), their input/output ports are anything but. The RPi 4 uses ...

There is also the Raspberry Pi Compute Module 3 (CM3), which packs the same 1.2GHz, quad-core Broadcom BCM2837 processor and 1GB memory used on the Pi 3 onto a slimmer and smaller board.