Hardware Spec Index

Caldera PW-7970 Edge 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW7970-EDGE · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index1,790 (Power Supplies scale)
Category rank#37,600
Street price$149
Power850 W (rated)
Performance per dollar12.01
Released2020

Specifications

BrandCaldera
ModelCaldera PW-7970 Edge
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
Fan140 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-1413 Ultra 550W 80 PLUS Bronze ATX Power Supply1,031$49Compare
Vantrel PW-7646 Prime 550W 80 PLUS Gold ATX Power Supply1,117$59Compare
Novexa PW-5702 Prime 1000W 80 PLUS Gold ATX 3.0 Power Supply1,777$149Compare
Vantrel PW-7323 Prime 1000W 80 PLUS Gold ATX 3.1 Power Supply2,285$269Compare
Caldera PW-3644 Edge 650W 80 PLUS Bronze SFX Power Supply1,094$49Compare
Vantrel PW-4512 Ultra 850W 80 PLUS Bronze ATX Power Supply1,447$99Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-7970 Edge 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/13375871 (accessed 2026-10-26).