Hardware Spec Index

Brontix CS-8991 Prime ATX dual-chamber mid tower Case

PC Cases · Brontix · SKU CS8991-PRIME · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index1,811 (PC Cases scale)
Category rank#28,483
Street price$179
Performance per dollar10.12
Released2021

Specifications

BrandBrontix
ModelBrontix CS-8991 Prime
TypeATX dual-chamber mid tower
Motherboard supportE-ATX (≤ 277 mm), ATX, Micro-ATX, Mini-ITX
Volume63 L
Max GPU length436 mm
Max CPU cooler height180 mm
Radiator supportTop 360 mm, front 360/420 mm, rear 120 mm
Fans included3× 120 mm
Front I/O1× USB 3.2 Gen 2 Type-C, 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, “Brontix CS-8991 Prime ATX dual-chamber mid tower Case”, https://vextor7.com/item/8235602 (accessed 2026-10-21).