The PS3 does not use memory cards. Every model includes an **internal 2.5" SATA hard drive** for all saves, downloads, and media.
| Model | Release | Stock HDD | User-Upgradable |
|---|---|---|---|
| PS3 "Fat" (CECHA/B/C/E/G) | 2006–2008 | 20 / 40 / 60 / 80 GB | ✅ Yes (any 2.5" SATA, 9.5mm max height) |
| PS3 Slim (CECH-20xx/21xx/25xx) | 2009–2012 | 120 / 160 / 250 / 320 GB | ✅ Yes |
| PS3 Super Slim (CECH-40xx/42xx/43xx) | 2012–2017 | 250 / 500 GB | ✅ Yes (slide-out tray) |
The **Memory Card Adaptor (CECHZM1)** lets you transfer PS1/PS2 saves from physical cards to the PS3 HDD via USB. It does not let you use cards as live storage.
Summary: PS3 = internal HDD only. Upgrade to 1–2 TB SSD for best performance. No memory card slot, no external game installs.