Hardware Spec Index

Caldera PW-6540 Plus 1000W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW6540-PLUS · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index2,021 (Power Supplies scale)
Category rank#49,678
Street price$189
Power1000 W (rated)
Performance per dollar10.69
Released2026

Specifications

BrandCaldera
ModelCaldera PW-6540 Plus
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
Caldera PW-7238 Pro 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,269$259Compare
Caldera PW-6951 Edge 1000W 80 PLUS Platinum ATX 3.1 Power Supply1,790$169Compare
Teralux PW-3623 XT 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,211$249Compare
Novexa PW-5200 SE 1200W 80 PLUS Titanium ATX Power Supply2,789$349Compare
Novexa PW-8475 Plus 1000W 80 PLUS Gold ATX 3.1 Power Supply2,206$249Compare
Zephyra PW-1959 Plus 750W 80 PLUS Gold ATX 3.0 Power Supply1,474$99Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-6540 Plus 1000W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/45308867 (accessed 2026-10-19).