As for the other consolethere is only one PS3 console without an on-board WiFi card, that is the 20GB FAT PS3 console. The 20GB model has 4 USBs slots in the front, a media bay in the front left, and the black finish is more matte-lite compared to other FAT models.
Adding a device to your wireless network: PlayStation 3 Jun 13, 2017 How to improve your PS3 connection to the internet and Aug 24, 2011 PS3 Optimal Network Settings Guide - PlaystationTrophies.org Jul 08, 2009
Remember PS3 20 gig does not allow you to change the settings for wireless or wired connection. halospades This device is desgined to turn any wired network card into a wireless card.
Sep 06, 2012 Self Help > Network Setup: Wifi v. Wired Connections
Jul 24, 2012
Aug 13, 2019 PS3 Net Server Tutorial | PSX-Place Aug 19, 2016 Playstation 3 Media Server Setup - Digital Trends Sep 06, 2012 Self Help > Network Setup: Wifi v. Wired Connections