Hardware Spec Index

Caldera FN-6404 Prime 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN6404-PRIME · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index1,039 (Case Fans scale)
Category rank#22,202
Street price$39
Power3 W
Performance per dollar26.64
Released2023

Specifications

BrandCaldera
ModelCaldera FN-6404 Prime
Size140 × 140 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6404 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/21821110 (accessed 2026-10-25).