Hardware Spec Index

Caldera PW-3683 Max 650W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW3683-MAX · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index1,272 (Power Supplies scale)
Category rank#44,594
Street price$79
Power650 W (rated)
Performance per dollar16.10
Released2019

Specifications

BrandCaldera
ModelCaldera PW-3683 Max
Rated output650 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
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-8585 Prime 850W 80 PLUS Gold ATX Power Supply1,129$59Compare
Teralux PW-7747 SE 1000W 80 PLUS Titanium ATX 3.1 Power Supply2,329$219Compare
Vantrel PW-1576 SE 850W 80 PLUS Gold SFX Power Supply1,573$129Compare
Zephyra PW-9477 Plus 850W 80 PLUS Bronze ATX 3.0 Power Supply1,319$79Compare
Caldera PW-4057 SE 650W 80 PLUS Bronze SFX Power Supply946$39Compare
Vantrel PW-6346 Pro 650W 80 PLUS Bronze ATX Power Supply794$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-3683 Max 650W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/94891117 (accessed 2026-10-22).