Hardware Spec Index

Caldera PW-7988 SE 550W 80 PLUS Gold SFX Power Supply

Power Supplies · Caldera · SKU PW7988-SE · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index904 (Power Supplies scale)
Category rank#26,982
Street price$39
Power550 W (rated)
Performance per dollar23.18
Released2026

Specifications

BrandCaldera
ModelCaldera PW-7988 SE
Rated output550 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-pin1×
Form factorSFX-L
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 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-3603 Pro 1200W 80 PLUS Titanium ATX Power Supply2,530$279Compare
Caldera PW-3443 Ti 850W 80 PLUS Gold ATX Power Supply1,635$109Compare
Zephyra PW-4206 Ultra 850W 80 PLUS Gold ATX 3.1 Power Supply1,404$89Compare
Novexa PW-3949 Pro 1000W 80 PLUS Gold ATX Power Supply1,824$169Compare
Caldera PW-4225 Max 750W 80 PLUS Bronze ATX 3.1 Power Supply994$49Compare
Vantrel PW-4731 SE 650W 80 PLUS Bronze SFX Power Supply858$49Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-7988 SE 550W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/328962 (accessed 2026-10-20).