Amazon.com: PhotoFast 4K Gamer Pro Video Game Console HDMI 4K upscaler 1080p to 4k @60fps without lag upscale for Nintendo Switch/Nintendo Switch OLED/Wii U/PlayStation 4 / PS3 / Xbox & more :
PS3 games look incredible when upscaled to 4K using this emulator | TechSpot
This is how good PS3 games were meant to look | Ars Technica
RPCS3 - Blog
My PlayStation 3, 4K TV and a gaming mouse and keyboard. : r/PS3
Since my last post had questions about actual gameplay on 4K...here's 4 examples. IIRC they're all 720p : r/PS3
PlayStation Plus Premium: Backwards Compatibility Performance Review - IGN
Retrotink 4K: PS3 Games in 4K on Original PS3 Hardware! (for more info check the comment section) : r/PS3
The Difference Between 1080p 4K Upscaled and Native 4K - YouTube
Amazon.com: Component to HDMI Converter Upscaler, YPbPr to HDMI Converter Upscaler Support 1080P for Wii, PS2, PS3, Xbox 360, Blu ray Player, DVD and More : Electronics
PSA: Remember to upscale your emulators when possible! : r/pcmasterrace
Can PS3 Support 4K Resolution? (Solved) | Leawo Tutorial Center