Hardware Spec Index

Caldera CS-3121 Plus ATX mid tower Case

PC Cases · Caldera · SKU CS3121-PLUS · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index2,084 (PC Cases scale)
Category rank#10,144
Street price$219
Performance per dollar9.52
Released2025

Specifications

BrandCaldera
ModelCaldera CS-3121 Plus
TypeATX mid tower
Motherboard supportATX, Micro-ATX, Mini-ITX
Volume57 L
Max GPU length422 mm
Max CPU cooler height175 mm
Radiator supportTop 360 mm, front 360/420 mm, rear 120 mm
Fans included4× 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-3121 Plus ATX mid tower Case”, https://vextor7.com/item/7380962 (accessed 2026-10-24).