Zephyra CS-3990 Plus Mini-ITX small form factor Case
PC Cases · Zephyra · SKU CS3990-PLUS · Released 2021 · Updated 2026-10-19
Key facts
| Benchmark index | 1,118 (PC Cases scale) |
|---|---|
| Category rank | #9,853 |
| Street price | $89 |
| Performance per dollar | 12.56 |
| Released | 2021 |
Specifications
| Brand | Zephyra |
|---|---|
| Model | Zephyra CS-3990 Plus |
| Type | Mini-ITX small form factor |
| Motherboard support | Mini-ITX |
| Volume | 13 L |
| Max GPU length | 336 mm |
| Max CPU cooler height | 70 mm |
| Radiator support | 240 mm (side) |
| Fans included | 1× 120 mm |
| Front I/O | 1× USB 3.2 Gen 2 Type-C, 2× USB 3.0, audio |
| PSU support | SFX / SFX-L |
| Side panel | Tempered glass |
| Rear-connector boards | Not supported |
Related guides
AIO Liquid Cooling vs Air Cooling for CPUsChoosing a GPU for 1440p GamingChoosing a GPU for 4K Gaming
Similar PC Cases
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Solvane CS-3737 Ultra ATX dual-chamber mid tower Case | 1,639 | $159 | Compare |
| Caldera CS-4081 Plus ATX mid tower Case | 1,764 | $169 | Compare |
| Solvane CS-1722 Ti E-ATX full tower Case | 2,034 | $239 | Compare |
| Brontix CS-8977 Core E-ATX full tower Case | 2,123 | $249 | Compare |
| Zephyra CS-2681 Edge ATX dual-chamber mid tower Case | 2,330 | $339 | Compare |
| Caldera CS-3307 SE ATX dual-chamber mid tower Case | 2,255 | $279 | Compare |
Cite this page: Hardware Spec Index, “Zephyra CS-3990 Plus Mini-ITX small form factor Case”, https://vextor7.com/item/748258 (accessed 2026-10-19).