Hardware Spec Index

Caldera CS-6556 Ultra Mini-ITX small form factor Case

PC Cases · Caldera · SKU CS6556-ULTRA · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index809 (PC Cases scale)
Category rank#44,619
Street price$59
Performance per dollar13.71
Released2026

Specifications

BrandCaldera
ModelCaldera CS-6556 Ultra
TypeMini-ITX small form factor
Motherboard supportMini-ITX
Volume16 L
Max GPU length332 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 panelSteel mesh
Rear-connector boardsNot supported

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Cite this page: Hardware Spec Index, “Caldera CS-6556 Ultra Mini-ITX small form factor Case”, https://vextor7.com/item/3047463 (accessed 2026-10-22).