How to Squeeze 50% More Memory Out of Your Raspberry Pi with zram
Raspberry Pi 4: How much RAM do you need? (1GB, 2GB or 4GB?) | Android Central
I made the Raspberry Pi 4 with 3GB of RAM. : r/raspberry_pi
8 GB Raspberry Pi 4 is Now Available - Thurrott.com
How to increase the RAM on my Raspberry Pi from 1 gig to 4 - Quora
Amazon.com: Raspberry Pi Compute Module 4 Raspberry Pi CM4 1GB RAM 0GB-eMMC/NO eMMC (Lite Version) Flash Without WiFi Comes with Heatsink and Board-to-Board Connector : Electronics