LABISTS Raspberry Pi 4 8GB RAM Starter Kit, with 128GB Micro SD Card (8GB RAM) - Walmart.com
Raspberry Pi 4 Model B - 1 GB RAM : ID 4295 : $35.00 : Adafruit Industries, Unique & fun DIY electronics and kits
Raspberry Pi 4 Model B 4GB RAM
Original Raspberry Pi 4 Model B 8gb 4gb 2gb Ram + Case + Fan + Heat Sinks + Power Adapter + 32/64/128 Gb Tf Card For Rpi 4b - Demo Board - AliExpress
Amazon.com: Waveshare Accessory Compatible with Raspberry Pi 4 Model B 4GB RAM with Powerful Processor Faster Networking Support Dual 4K Output and Different Choice of RAM Comes with a Copper Heat Sink :
Raspberry Pi 4 4GB model - New 2019 4GB Ram - Walmart.com