Hardware Spec Index

Caldera CL-1977 Edge 420mm AIO Liquid CPU Cooler

CPU Coolers · Caldera · SKU CL1977-EDGE · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index2,237 (CPU Coolers scale)
Category rank#7,724
Street price$169
Power17 W
Performance per dollar13.24
Released2020

Specifications

BrandCaldera
ModelCaldera CL-1977 Edge
TypeAll-in-one liquid cooler
Radiator420 mm, aluminum, 30 mm thick
Fans3× 140 mm, up to 1,700 RPM
Pump3,300 RPM
Rated cooling330 W (manufacturer rating)
Noise26 dBA (max)
Tubing400 mm, sleeved EPDM
Socket supportAM4, LGA1700, LGA1200, LGA115x
Warranty5 years

Related guides

AIO Liquid Cooling vs Air Cooling for CPUsCPU TDP, PPT and Turbo Power Explained

Similar CPU Coolers

ModelBenchmarkPriceCompare
Caldera CL-1759 Prime Single tower Air CPU Cooler1,322$49Compare
Teralux CL-2380 Pro 360mm AIO Liquid CPU Cooler2,278$159Compare
Caldera CL-5680 Pro Single tower Air CPU Cooler2,105$149Compare
Brontix CL-3543 Plus Low profile Air CPU Cooler484$19Compare
Caldera CL-7829 Edge Single tower Air CPU Cooler1,093$49Compare
Caldera CL-3122 Ultra 280mm AIO Liquid CPU Cooler1,316$69Compare

All CPU Coolers · JSON

Cite this page: Hardware Spec Index, “Caldera CL-1977 Edge 420mm AIO Liquid CPU Cooler”, https://vextor7.com/item/6200285 (accessed 2026-10-24).