Hardware Spec Index

Caldera PW-4938 Core 1200W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW4938-CORE · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index2,117 (Power Supplies scale)
Category rank#6,255
Street price$209
Power1200 W (rated)
Performance per dollar10.13
Released2023

Specifications

BrandCaldera
ModelCaldera PW-4938 Core
Rated output1,200 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (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
Zephyra PW-4992 SE 1000W 80 PLUS Gold ATX 3.1 Power Supply2,051$179Compare
Novexa PW-1412 Pro 850W 80 PLUS Gold SFX Power Supply1,443$89Compare
Caldera PW-4227 Ti 550W 80 PLUS Bronze ATX Power Supply918$39Compare
Caldera PW-2354 Core 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,827$399Compare
Zephyra PW-5158 Pro 550W 80 PLUS Gold ATX 3.1 Power Supply811$49Compare
Caldera PW-3094 Plus 550W 80 PLUS Gold ATX Power Supply729$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-4938 Core 1200W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/76012600 (accessed 2026-10-23).