Hardware Spec Index

Caldera PW-6642 Prime 1200W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW6642-PRIME · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index2,574 (Power Supplies scale)
Category rank#19,462
Street price$279
Power1200 W (rated)
Performance per dollar9.23
Released2025

Specifications

BrandCaldera
ModelCaldera PW-6642 Prime
Rated output1,200 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
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
Novexa PW-7962 Max 1000W 80 PLUS Gold ATX Power Supply1,912$149Compare
Teralux PW-6955 Pro 1000W 80 PLUS Gold ATX 3.1 Power Supply1,776$119Compare
Zephyra PW-7022 Max 550W 80 PLUS Bronze ATX Power Supply1,163$49Compare
Teralux PW-2671 Pro 650W 80 PLUS Bronze ATX Power Supply888$39Compare
Zephyra PW-2419 Ultra 1300W 80 PLUS Platinum ATX 3.0 Power Supply2,811$389Compare
Novexa PW-2640 SE 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,980$349Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-6642 Prime 1200W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/31492444 (accessed 2026-10-25).