Hardware Spec Index

Caldera PW-8651 XT 650W 80 PLUS Bronze ATX Power Supply

Power Supplies · Caldera · SKU PW8651-XT · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index964 (Power Supplies scale)
Category rank#35,553
Street price$49
Power650 W (rated)
Performance per dollar19.67
Released2019

Specifications

BrandCaldera
ModelCaldera PW-8651 XT
Rated output650 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularitySemi-modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty5 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Vantrel PW-2320 Prime 750W 80 PLUS Gold ATX 3.1 Power Supply1,473$99Compare
Vantrel PW-9424 Plus 550W 80 PLUS Gold ATX 3.1 Power Supply1,039$49Compare
Zephyra PW-5197 Core 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,883$319Compare
Zephyra PW-1837 Max 1200W 80 PLUS Gold ATX Power Supply2,232$199Compare
Vantrel PW-8464 Max 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,461$269Compare
Caldera PW-6388 Prime 850W 80 PLUS Gold SFX Power Supply1,505$99Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-8651 XT 650W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/13192545 (accessed 2026-10-20).