Hardware Spec Index

Caldera PW-2868 Ultra 850W 80 PLUS Platinum ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW2868-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index1,909 (Power Supplies scale)
Category rank#19,080
Street price$149
Power850 W (rated)
Performance per dollar12.81
Released2023

Specifications

BrandCaldera
ModelCaldera PW-2868 Ultra
Rated output850 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin2×
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-1337 SE 1600W 80 PLUS Platinum ATX 3.1 Power Supply2,970$359Compare
Zephyra PW-5472 XT 850W 80 PLUS Gold ATX 3.0 Power Supply1,733$139Compare
Teralux PW-6742 SE 1000W 80 PLUS Gold ATX Power Supply2,372$249Compare
Novexa PW-7077 Plus 1000W 80 PLUS Gold ATX Power Supply1,725$129Compare
Vantrel PW-4231 Prime 550W 80 PLUS Bronze SFX Power Supply818$39Compare
Novexa PW-3044 Prime 750W 80 PLUS Bronze ATX 3.1 Power Supply1,466$99Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-2868 Ultra 850W 80 PLUS Platinum ATX 3.0 Power Supply”, https://vextor7.com/item/93660562 (accessed 2026-10-20).