Hardware Spec Index

Caldera CS-4991 Prime Micro-ATX tower Case

PC Cases · Caldera · SKU CS4991-PRIME · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index1,356 (PC Cases scale)
Category rank#41,230
Street price$109
Performance per dollar12.44
Released2026

Specifications

BrandCaldera
ModelCaldera CS-4991 Prime
TypeMicro-ATX tower
Motherboard supportMicro-ATX, Mini-ITX
Volume33 L
Max GPU length369 mm
Max CPU cooler height160 mm
Radiator supportTop 360 mm, front 360/420 mm, rear 120 mm
Fans included3× 120 mm
Front I/O1× USB 3.2 Gen 2x2 Type-C (20Gbps), 2× USB 3.0, audio
PSU supportATX (up to 220 mm)
Side panelSteel mesh
Rear-connector boardsNot supported

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Cite this page: Hardware Spec Index, “Caldera CS-4991 Prime Micro-ATX tower Case”, https://vextor7.com/item/21365349 (accessed 2026-10-21).