Hardware Spec Index

Caldera PW-1421 Edge 650W 80 PLUS Bronze SFX Power Supply

Power Supplies · Caldera · SKU PW1421-EDGE · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index1,232 (Power Supplies scale)
Category rank#9,651
Street price$69
Power650 W (rated)
Performance per dollar17.86
Released2023

Specifications

BrandCaldera
ModelCaldera PW-1421 Edge
Rated output650 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin1×
Form factorSFX-L
ModularitySemi-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 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
Teralux PW-4704 Core 850W 80 PLUS Gold ATX Power Supply1,461$99Compare
Zephyra PW-1050 Edge 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,322$269Compare
Novexa PW-4227 Pro 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,980$389Compare
Novexa PW-7173 Ultra 550W 80 PLUS Gold ATX Power Supply1,039$49Compare
Zephyra PW-6264 Ultra 750W 80 PLUS Bronze ATX 3.1 Power Supply1,405$99Compare
Teralux PW-5329 Ultra 1300W 80 PLUS Titanium ATX Power Supply2,820$379Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-1421 Edge 650W 80 PLUS Bronze SFX Power Supply”, https://vextor7.com/item/9898809 (accessed 2026-10-21).