Hardware Spec Index

Caldera FN-6643 XT 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN6643-XT · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index835 (Case Fans scale)
Category rank#27,769
Street price$29
Power3 W
Performance per dollar28.79
Released2022

Specifications

BrandCaldera
ModelCaldera FN-6643 XT
Size120 × 120 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6643 XT 120mm PWM ARGB Case Fan”, https://vextor7.com/item/1984005 (accessed 2026-10-20).