Hardware Spec Index

Caldera PW-7443 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW7443-PRIME · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index1,546 (Power Supplies scale)
Category rank#39,010
Street price$99
Power850 W (rated)
Performance per dollar15.62
Released2026

Specifications

BrandCaldera
ModelCaldera PW-7443 Prime
Rated output850 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-pin2×
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-8560 Plus 1000W 80 PLUS Titanium ATX 3.1 Power Supply2,297$259Compare
Teralux PW-4197 Pro 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,932$379Compare
Zephyra PW-5302 Prime 1000W 80 PLUS Platinum ATX Power Supply1,978$169Compare
Vantrel PW-1991 Ti 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,867$339Compare
Teralux PW-9585 Plus 850W 80 PLUS Gold ATX 3.1 Power Supply1,398$79Compare
Teralux PW-6442 SE 550W 80 PLUS Bronze SFX Power Supply969$49Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-7443 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/315365 (accessed 2026-10-24).