Hardware Spec Index

Caldera PW-2668 Ultra 1600W 80 PLUS Platinum ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW2668-ULTRA · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index2,980 (Power Supplies scale)
Category rank#3,289
Street price$349
Power1600 W (rated)
Performance per dollar8.54
Released2026

Specifications

BrandCaldera
ModelCaldera PW-2668 Ultra
Rated output1,600 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-pin5×
Form factorATX
ModularityFully modular
Fan120 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
Teralux PW-2708 SE 1200W 80 PLUS Platinum ATX 3.0 Power Supply2,297$239Compare
Zephyra PW-7918 Max 750W 80 PLUS Bronze ATX 3.1 Power Supply982$49Compare
Zephyra PW-9813 Ti 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,641$319Compare
Vantrel PW-3312 Prime 850W 80 PLUS Gold ATX Power Supply1,988$169Compare
Caldera PW-6060 Core 1600W 80 PLUS Titanium ATX Power Supply2,980$379Compare
Teralux PW-1996 Plus 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,268$249Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-2668 Ultra 1600W 80 PLUS Platinum ATX 3.1 Power Supply”, https://vextor7.com/item/7761164 (accessed 2026-10-19).