Hardware Spec Index

Caldera PW-7803 Max 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW7803-MAX · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index1,888 (Power Supplies scale)
Category rank#49,772
Street price$129
Power850 W (rated)
Performance per dollar14.64
Released2019

Specifications

BrandCaldera
ModelCaldera PW-7803 Max
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
Warranty10 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-9881 Max 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,388$249Compare
Novexa PW-4340 Ultra 750W 80 PLUS Bronze SFX Power Supply1,093$59Compare
Teralux PW-6394 Prime 550W 80 PLUS Bronze ATX Power Supply954$49Compare
Teralux PW-9926 SE 850W 80 PLUS Platinum ATX Power Supply2,018$159Compare
Zephyra PW-9596 Pro 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,943$359Compare
Vantrel PW-9512 Prime 750W 80 PLUS Gold ATX 3.1 Power Supply1,157$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-7803 Max 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/3584470 (accessed 2026-10-23).