Hardware Spec Index

Caldera CS-3521 Prime Mini-ITX small form factor Case

PC Cases · Caldera · SKU CS3521-PRIME · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index574 (PC Cases scale)
Category rank#7,953
Street price$39
Performance per dollar14.72
Released2025

Specifications

BrandCaldera
ModelCaldera CS-3521 Prime
TypeMini-ITX small form factor
Motherboard supportMini-ITX
Volume17 L
Max GPU length339 mm
Max CPU cooler height70 mm
Radiator support240 mm (side)
Fans included1× 120 mm
Front I/O1× USB 3.2 Gen 2x2 Type-C (20Gbps), 2× USB 3.0, audio
PSU supportSFX / SFX-L
Side panelTempered glass
Rear-connector boardsNot supported

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Cite this page: Hardware Spec Index, “Caldera CS-3521 Prime Mini-ITX small form factor Case”, https://vextor7.com/item/3989538 (accessed 2026-10-23).