Hardware Spec Index

Brontix FN-8640 Plus 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN8640-PLUS · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index1,312 (Case Fans scale)
Category rank#8,102
Street price$39
Power3 W
Performance per dollar33.64
Released2020

Specifications

BrandBrontix
ModelBrontix FN-8640 Plus
Size140 × 140 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-6674 Plus 120mm PWM ARGB Case Fan1,305$49Compare
Caldera FN-1747 Ti 120mm PWM Case Fan436$19Compare
Caldera FN-3162 Plus 140mm PWM ARGB Case Fan974$29Compare
Caldera FN-7413 Pro 120mm PWM ARGB Case Fan1,030$29Compare
Caldera FN-2669 XT 120mm PWM Case Fan420$19Compare
Brontix FN-5957 XT 120mm PWM Case Fan (3-Pack)565$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-8640 Plus 140mm PWM ARGB Case Fan”, https://vextor7.com/item/9687538 (accessed 2026-10-23).