Hardware Spec Index

Caldera PW-2457 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW2457-PRIME · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index1,480 (Power Supplies scale)
Category rank#7,257
Street price$99
Power850 W (rated)
Performance per dollar14.95
Released2024

Specifications

BrandCaldera
ModelCaldera PW-2457 Prime
Rated output850 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-pin2×
Form factorATX
ModularityFully modular
Fan135 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
Vantrel PW-5681 Max 850W 80 PLUS Gold ATX Power Supply1,505$99Compare
Caldera PW-4280 Ti 750W 80 PLUS Gold ATX 3.0 Power Supply1,432$89Compare
Teralux PW-4264 Core 1300W 80 PLUS Gold ATX Power Supply2,462$279Compare
Vantrel PW-1809 Plus 1600W 80 PLUS Platinum ATX 3.0 Power Supply2,630$329Compare
Caldera PW-4994 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply1,503$99Compare
Zephyra PW-4709 Prime 1600W 80 PLUS Gold ATX Power Supply2,472$319Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-2457 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/32320309 (accessed 2026-10-23).