Hardware Spec Index

Caldera PW-7638 Pro 1300W 80 PLUS Platinum ATX Power Supply

Power Supplies · Caldera · SKU PW7638-PRO · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index2,380 (Power Supplies scale)
Category rank#11,637
Street price$309
Power1300 W (rated)
Performance per dollar7.70
Released2021

Specifications

BrandCaldera
ModelCaldera PW-7638 Pro
Rated output1,300 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin5×
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
Zephyra PW-4009 XT 750W 80 PLUS Bronze SFX Power Supply1,526$89Compare
Zephyra PW-7235 Plus 850W 80 PLUS Gold ATX 3.1 Power Supply1,503$89Compare
Novexa PW-1627 Core 1200W 80 PLUS Gold ATX 3.0 Power Supply1,999$209Compare
Teralux PW-6365 Ti 650W 80 PLUS Bronze ATX Power Supply925$39Compare
Teralux PW-3745 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply1,506$109Compare
Caldera PW-7207 Max 1200W 80 PLUS Platinum ATX Power Supply2,571$239Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-7638 Pro 1300W 80 PLUS Platinum ATX Power Supply”, https://vextor7.com/item/7239588 (accessed 2026-10-19).