Ps3

Mostly used to watch movies to be honest

CPU

The PS3 contain a Cell processor and all the details about coding for it can be found on the page about it.

GPU

Nvidia RSX that have 256 MB GDDR3 memory. Accessed by the PPU and SPUs with DMA.

Memory

256 MB system ram used by the PPU and accessible by the SPUs with DMA.

Controller

Sixaxis and later DualShock 3. Later the PlayStation Move was added as a motion-sensing game controller.

Reference

The PlayStation 3’s SPUs in the Real World: A Killzone 2 Case Study - 2009

https://www.guerrilla-games.com/read/the-playstation-3s-spus-in-the-real-world-a-killzone-2-case-study