News ASRock launches almost 20 ATX 3.1 power supplies — capacities from 750W to 1,650W and 80 Plus certifications from Bronze to Titanium

I still have and use my Thermaltake Toughpower 1500W PSU I have bought in 2008, is there really any reason to upgrade?

Specs:
  • Intel ATX 12V 2.3 and EPS 2.91 compatible
  • Stable 1500W continuous output, peak power at 1600W (at 50℃ operating environment)
  • Four 8-pin and four 6-pin PCI-E connectors design supports multiple high-end graphics card setup
  • Supports Nvidia SLI & 3-Way SLI (in particular) and all other Multi GPU technologies
  • Four independent +12V rails (Total Combined load of +12V is 120A)
  • Modularised Cable Management system designed to eliminate clutter and improve airflow inside the case
  • Active Power Factor Correction (PF>0.99) and high efficiency (up to 87 percent).
  • Industrial grade components (capacitor, transformer, etc)
  • High reliability: MTBF>120,000 hours
  • Quiet and reliable 14cm ball-bearing fan
  • Over Current, Over Voltage, Under Voltage, Over Temperature, Over Power and Short-Circuit protections
  • Safety / EMI Approvals: CE, CB, TUV, FCC, UL, CUL, and BSMI certification