Hardware Spec Index

Caldera PW-3121 Max 1000W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW3121-MAX · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index2,235 (Power Supplies scale)
Category rank#42,390
Street price$209
Power1000 W (rated)
Performance per dollar10.69
Released2024

Specifications

BrandCaldera
ModelCaldera PW-3121 Max
Rated output1,000 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-pin3×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty12 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-4610 Ultra 750W 80 PLUS Gold ATX 3.1 Power Supply1,433$89Compare
Novexa PW-3310 Edge 1200W 80 PLUS Gold ATX 3.1 Power Supply2,199$189Compare
Caldera PW-9216 Core 1600W 80 PLUS Titanium ATX 3.0 Power Supply2,862$319Compare
Teralux PW-6961 Edge 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,382$249Compare
Caldera PW-7987 Ti 850W 80 PLUS Gold SFX Power Supply1,707$119Compare
Novexa PW-3824 Max 850W 80 PLUS Gold ATX Power Supply1,567$89Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-3121 Max 1000W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/81311096 (accessed 2026-10-26).