Seasonic PRIME TX-1600 1600W 80 Plus Titanium ATX 3.0 Fully Modular
#5 in Power Supplies · Rated 4.5
Seasonic 1600W Titanium ATX 3.0 modular PSU
Seasonic PRIME TX-1600 is a flagship 1600W titanium PSU designed for the most demanding rigs. It adheres to ATX 3.0 with PCIe 5.0 and offers a fully modular cabling set plus robust protection. The TX-1600 uses Seasonic's high-end Japanese capacitors, a 135 mm FDB fan, and MTLP for tight voltage regulation. The unit targets enthusiasts running multi-GPU configurations or extreme overclocking setups, where stable power and efficiency are critical. Availability has improved in major markets in 2025, though titanium-grade PSUs remain premium and can be limited by supply.
Features
- ATX 3.0 / PCIe 5.0 ready
- 80 PLUS Titanium
- Fully modular
- MTLR
- 12-year warranty
Pros
- Top-tier efficiency and power delivery
- Excellent transient performance
- Long warranty and build quality
Cons
- High price
- Often stock-constrained in some regions