Hardware Spec Index

Caldera PW-5665 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW5665-PRIME · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index1,850 (Power Supplies scale)
Category rank#41,059
Street price$149
Power850 W (rated)
Performance per dollar12.42
Released2025

Specifications

BrandCaldera
ModelCaldera PW-5665 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
Fan120 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
Caldera PW-6514 Pro 850W 80 PLUS Bronze ATX Power Supply1,395$99Compare
Vantrel PW-3329 XT 1000W 80 PLUS Platinum ATX Power Supply2,363$279Compare
Vantrel PW-3918 Pro 750W 80 PLUS Gold ATX 3.1 Power Supply1,358$89Compare
Novexa PW-2399 Prime 850W 80 PLUS Gold ATX 3.0 Power Supply1,635$99Compare
Novexa PW-6128 Edge 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,750$339Compare
Novexa PW-9236 Prime 750W 80 PLUS Gold ATX 3.0 Power Supply1,094$49Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-5665 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/50835652 (accessed 2026-10-20).