Hardware Spec Index

Caldera PW-2276 Plus 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW2276-PLUS · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index1,894 (Power Supplies scale)
Category rank#1,670
Street price$199
Power850 W (rated)
Performance per dollar9.52
Released2019

Specifications

BrandCaldera
ModelCaldera PW-2276 Plus
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-5432 Max 650W 80 PLUS Bronze ATX Power Supply901$39Compare
Vantrel PW-4477 Max 650W 80 PLUS Gold ATX Power Supply1,207$59Compare
Teralux PW-2312 Edge 1000W 80 PLUS Gold ATX 3.1 Power Supply1,623$129Compare
Novexa PW-2896 XT 850W 80 PLUS Gold ATX 3.0 Power Supply1,785$149Compare
Vantrel PW-8338 Pro 1600W 80 PLUS Titanium ATX 3.0 Power Supply2,832$309Compare
Novexa PW-3621 Max 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,953$379Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-2276 Plus 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/8058155 (accessed 2026-10-24).