Hardware Spec Index

Caldera PW-2561 Plus 850W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW2561-PLUS · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index1,670 (Power Supplies scale)
Category rank#17,923
Street price$109
Power850 W (rated)
Performance per dollar15.32
Released2023

Specifications

BrandCaldera
ModelCaldera PW-2561 Plus
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (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
Teralux PW-5455 Pro 550W 80 PLUS Bronze ATX Power Supply992$39Compare
Novexa PW-1585 XT 750W 80 PLUS Gold ATX 3.0 Power Supply1,494$89Compare
Zephyra PW-9874 Max 850W 80 PLUS Bronze ATX 3.0 Power Supply1,401$79Compare
Vantrel PW-3720 Plus 1000W 80 PLUS Gold ATX 3.1 Power Supply2,113$209Compare
Novexa PW-9047 Max 850W 80 PLUS Gold ATX 3.1 Power Supply2,004$169Compare
Vantrel PW-6704 Edge 1000W 80 PLUS Gold ATX 3.0 Power Supply1,986$179Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-2561 Plus 850W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/76012343 (accessed 2026-10-23).