Corsair FRAME 4000X RS: CC-9011302-WW · black · standard RS120 fans
be quiet! Light Base 500 LX: BGW85 · black, empty chassis
| Specification | Corsair FRAME 4000X RS | be quiet! Light Base 500 LX |
|---|---|---|
| Release year | 2026 | 2025 |
| Announcement and availability | 7 April 2026; immediately available at announcement Corsair | Announced October 7, 2025; on sale from October 21, 2025 be quiet! |
| Case type | Mid-tower; steel, tempered glass, plastic Corsair | — |
| Motherboard support | Mini-ITX, Micro-ATX, ATX; E-ATX up to 305 × 277 mm Corsair | — |
| Back-connect motherboard support | Supported Corsair | — |
| Graphics card clearance | 405 mm with 25 mm front fans; nominal 430 mm without front fans Corsair | Up to 400 mm long be quiet! |
| CPU cooler height | Up to 170 mm Corsair | — |
| Power supply | ATX; up to 220 mm long Corsair | ATX PS/2; under 200 mm long; not included be quiet! |
| Included fans | 4 × RS120 PWM; unlit Corsair | — |
| Front panel | RGB Flow; 64 LEDs; 5 V ARGB Corsair | — |
| Front I/O | 20 Gbit/s USB-C; 2 × 5 Gbit/s USB-A; combined headphone/microphone Corsair | — |
| Controls | Power button; no reset switch or drive activity LED Corsair | — |
| Front/top fan rails | Front fans up to 200 mm; top fans up to 140 mm Corsair | — |
| Radiator mounts | Front/top/side: 240, 280 or 360 mm; rear: 120 or 140 mm Corsair | — |
| SATA drive bracket | 2 × 2.5-inch SSDs or 1 × 3.5-inch HDD Corsair | — |
| Cable clearance | 37 mm behind the motherboard Corsair | — |
| Dust filters | Front, side and bottom Corsair | Side and bottom intakes be quiet! |
| Vertical GPU mounting | Rotatable PCIe bracket; riser cable separate Corsair | — |
| iCUE LINK lighting | Separate RGB adapter, compatible LINK hub and iCUE 5 required Corsair | — |
| Motherboard | — | ATX, Micro-ATX, Mini-ITX be quiet! |
| Rear-connector motherboards | — | ASUS BTF, MSI Project Zero, Gigabyte Project Stealth layouts be quiet! |
| Dimensions | — | 432 × 305 × 436 mm; length × width × height, with feet be quiet! |
| Materials | — | SGCC steel, ABS, glass be quiet! |
| Side fans | — | 3 × 120 mm Light Wings LX Reverse PWM be quiet! |
| Rear fan | — | 1 × 120 mm Light Wings LX PWM be quiet! |
| Top fan positions | — | 3 × 120 or 2 × 140 mm be quiet! |
| Bottom fan positions | — | 3 × 120 mm; fans separate be quiet! |
| Rear fan compatibility | — | 1 × 120 or 140 mm be quiet! |
| Radiator | — | 120 / 240 / 360 mm at the top be quiet! |
| CPU cooler clearance | — | Up to 185 mm high be quiet! |
| Drive bays | — | 1 × 3.5-inch HDD and 2 × 2.5-inch SSD be quiet! |
| Expansion | — | 7 PCI slots be quiet! |
| Front connections | — | 1 × USB-C 3.2 Gen 2; 2 × USB-A 3.2; combined HD Audio be quiet! |
| Lighting | — | ARGB button and ARGB/PWM hub; 3-pin ARGB be quiet! |