Hardware Spec Index

Caldera PW-8656 XT 1000W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW8656-XT · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index1,759 (Power Supplies scale)
Category rank#1,860
Street price$159
Power1000 W (rated)
Performance per dollar11.06
Released2026

Specifications

BrandCaldera
ModelCaldera PW-8656 XT
Rated output1,000 W continuous
Efficiency80 PLUS Gold (90% 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
Fan120 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
Teralux PW-7111 XT 1000W 80 PLUS Platinum ATX Power Supply2,535$259Compare
Zephyra PW-7567 Ultra 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,710$319Compare
Novexa PW-2333 Max 850W 80 PLUS Gold ATX 3.1 Power Supply1,313$79Compare
Vantrel PW-1927 XT 1000W 80 PLUS Platinum ATX Power Supply2,434$269Compare
Novexa PW-1401 Max 1000W 80 PLUS Gold ATX Power Supply1,702$139Compare
Vantrel PW-7877 Plus 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,980$389Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-8656 XT 1000W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/21397207 (accessed 2026-10-19).