Hardware Spec Index

Caldera PW-7789 XT 1600W 80 PLUS Platinum ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW7789-XT · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index2,922 (Power Supplies scale)
Category rank#29,366
Street price$399
Power1600 W (rated)
Performance per dollar7.32
Released2022

Specifications

BrandCaldera
ModelCaldera PW-7789 XT
Rated output1,600 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin5×
Form factorATX
ModularityFully modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty12 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-1816 Pro 1000W 80 PLUS Gold SFX Power Supply1,995$169Compare
Novexa PW-7870 Ultra 850W 80 PLUS Gold ATX 3.0 Power Supply1,679$129Compare
Novexa PW-8612 Max 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,359$279Compare
Zephyra PW-4979 Ti 1200W 80 PLUS Gold ATX 3.0 Power Supply2,252$229Compare
Novexa PW-6126 XT 1600W 80 PLUS Titanium ATX 3.0 Power Supply2,852$379Compare
Teralux PW-2987 XT 1200W 80 PLUS Gold ATX 3.1 Power Supply2,165$209Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-7789 XT 1600W 80 PLUS Platinum ATX 3.0 Power Supply”, https://vextor7.com/item/11527832 (accessed 2026-10-21).