A 1200W PSU in 2026… Still Overkill?

Video Description

#lianli #nvidia #pcgaming @PapaPC-Official In this video, I test the Lian Li SX1200P in a real-world system with my RTX 5070 Ti to see what actually changes when you add serious power headroom. Timestamps 0:00 - Introduction 0:40 - Do you need 1200w? 1:16 - 850w to 1200w results 1:44 - Lian Li SX1200P's unboxing 2:45 - Systems compatibility 3:11 - Voltage stability 4:23 - Noise & thermals 4:42 - Platinum Zone 5:15 - Value positioning 5:59 - Verdict 6:23 - Act fast! 6:33 - Outro Because most people choose their power supply based only on wattage — and that’s a mistake. No hype, no marketing talk — just real data, frame-time stability, voltage behavior, noise levels, and whether a 1200W PSU makes sense in 2026. We also compare it against other high-end 1200W ATX power supplies to see if this one really offers the best value for money — especially at the MSRP. If you’re building a high-end PC, upgrading your GPU, or just want the most stable system possible, this video is for you. Subscribe to Papa PC for simple, honest and useful analysis of PC hardware, components and market trends.