Hardware Spec Index

Caldera PW-2809 Core 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW2809-CORE · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index1,523 (Power Supplies scale)
Category rank#18,920
Street price$89
Power850 W (rated)
Performance per dollar17.11
Released2025

Specifications

BrandCaldera
ModelCaldera PW-2809 Core
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
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty5 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Vantrel PW-3094 Edge 650W 80 PLUS Gold ATX 3.0 Power Supply1,348$69Compare
Teralux PW-5526 Ti 850W 80 PLUS Gold ATX 3.0 Power Supply1,734$139Compare
Zephyra PW-4040 Max 850W 80 PLUS Gold ATX 3.1 Power Supply1,577$109Compare
Zephyra PW-6509 Ti 850W 80 PLUS Gold ATX 3.1 Power Supply1,670$119Compare
Zephyra PW-9677 Ultra 1600W 80 PLUS Platinum ATX Power Supply2,882$329Compare
Novexa PW-6412 Core 550W 80 PLUS Bronze ATX Power Supply1,146$49Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-2809 Core 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/89171397 (accessed 2026-10-19).