Hardware Spec Index

Caldera PW-7890 Pro 1000W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW7890-PRO · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index2,461 (Power Supplies scale)
Category rank#43,619
Street price$269
Power1000 W (rated)
Performance per dollar9.15
Released2026

Specifications

BrandCaldera
ModelCaldera PW-7890 Pro
Rated output1,000 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty10 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-8357 XT 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,756$349Compare
Zephyra PW-1250 SE 750W 80 PLUS Bronze ATX Power Supply1,291$69Compare
Vantrel PW-5061 SE 1300W 80 PLUS Gold ATX 3.1 Power Supply2,431$259Compare
Vantrel PW-1144 Ultra 1000W 80 PLUS Platinum ATX Power Supply1,983$209Compare
Zephyra PW-1394 Core 850W 80 PLUS Gold ATX 3.0 Power Supply1,516$119Compare
Zephyra PW-3898 Core 1000W 80 PLUS Gold ATX Power Supply1,915$189Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-7890 Pro 1000W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/10322656 (accessed 2026-10-20).