Docs for MegaChip Two - 2MB Chipmem expansion for A500/1500/2000 by Power Computing (1994)
2MB CHIP RAM replacement PCB's for A500+ and upcoming A500++ boards - English Amiga Board
Andrew Hutchings on Twitter: "Tested out my Amiga 2MB chip RAM / Agnua upgrade this morning on my rev. 4.4 Amiga 2000. Working really well 🙂 https://t.co/Ni4IWUKOJ9" / Twitter
RAMesses II Amiga 2MB Chip RAM upgrade from Retro Supplies on Tindie
New 2MB RAM Memory Upgrade for Amiga 500 Computer 0.5MB CHIP + 1.5MB Slow 1334 | eBay
2megs ChipRAM on rev.6a Amiga 500 Motherboard | AmiBay
2MB RAM Amiga 500+ chip RAM mod :: BooBip.com
Lotharek's Lair
New Amiga 500 2000 2MB Chip RAM Mod Agnus 8375 PLCC Adapter #1288 - Gippokrat
500/200 2MB Chip Upgrade Amiga from Retro Supplies on Tindie