Hardware Spec Index

Caldera PW-4884 Prime 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW4884-PRIME · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index1,621 (Power Supplies scale)
Category rank#20,094
Street price$119
Power850 W (rated)
Performance per dollar13.62
Released2019

Specifications

BrandCaldera
ModelCaldera PW-4884 Prime
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
Fan120 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
Caldera PW-2027 XT 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,885$369Compare
Zephyra PW-2474 Plus 1300W 80 PLUS Platinum ATX Power Supply2,705$329Compare
Vantrel PW-4160 SE 850W 80 PLUS Gold SFX Power Supply1,554$99Compare
Novexa PW-6198 SE 1000W 80 PLUS Platinum ATX Power Supply2,509$249Compare
Zephyra PW-3725 Plus 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,626$329Compare
Teralux PW-2213 Ti 1000W 80 PLUS Gold ATX Power Supply2,221$199Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-4884 Prime 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/94890636 (accessed 2026-10-22).