Hardware Spec Index

Caldera PW-4683 Ultra 1000W 80 PLUS Platinum ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW4683-ULTRA · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index2,035 (Power Supplies scale)
Category rank#12,357
Street price$169
Power1000 W (rated)
Performance per dollar12.04
Released2025

Specifications

BrandCaldera
ModelCaldera PW-4683 Ultra
Rated output1,000 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 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-7930 Edge 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,064$219Compare
Novexa PW-7337 Prime 1000W 80 PLUS Gold ATX 3.1 Power Supply1,908$159Compare
Zephyra PW-5699 Core 850W 80 PLUS Gold SFX Power Supply1,605$99Compare
Vantrel PW-6164 Core 1600W 80 PLUS Platinum ATX 3.0 Power Supply2,625$289Compare
Teralux PW-7421 Ultra 1000W 80 PLUS Platinum ATX Power Supply2,313$239Compare
Novexa PW-2784 XT 850W 80 PLUS Gold ATX 3.0 Power Supply1,719$119Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-4683 Ultra 1000W 80 PLUS Platinum ATX 3.1 Power Supply”, https://vextor7.com/item/41673702 (accessed 2026-10-19).