Hardware Spec Index

Caldera PW-4088 XT 1000W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW4088-XT · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index2,003 (Power Supplies scale)
Category rank#17,380
Street price$189
Power1000 W (rated)
Performance per dollar10.60
Released2020

Specifications

BrandCaldera
ModelCaldera PW-4088 XT
Rated output1,000 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin4×
Form factorATX
ModularityFully modular
Fan120 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-5357 Max 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,451$279Compare
Novexa PW-6935 Plus 1300W 80 PLUS Platinum ATX Power Supply2,482$269Compare
Teralux PW-5155 XT 550W 80 PLUS Gold ATX Power Supply931$49Compare
Caldera PW-6861 Max 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,383$249Compare
Novexa PW-5913 XT 1300W 80 PLUS Titanium ATX Power Supply2,980$369Compare
Vantrel PW-5715 Ultra 850W 80 PLUS Bronze ATX 3.0 Power Supply1,456$79Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-4088 XT 1000W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/24250445 (accessed 2026-10-19).