Description
Antec Performance 1M Mini-ITX Black Gaming Chassis
PERFORMANCE 1M
Unlock Limitless Gaming Potential
Designed for gamers who demand peak performance in a compact form, the Antec PERFORMANCE 1M redefines what a Mini-ITX gaming chassis can achieve. As an Antec small form factor case, this chassis combines robust construction with smart design, offering an exceptional platform for high-end components without compromising space.
Built for High-Performance Hardware
The PERFORMANCE 1M supports powerful GPUs up to 350mm in length, ensuring compatibility with the latest graphics cards. Its flexible expansion options allow configuration for maximum GPU performance or optimal CPU cooling, catering to diverse gaming needs. Gamers looking for an Antec case will appreciate this flexibility.
Optimised Cooling Solutions
Keep your system running cool under pressure with extensive fan support. This Antec small form factor case accommodates up to two 120mm or 140mm fans at the bottom, providing superior airflow to critical components. This design ensures efficient heat dissipation, preventing thermal throttling during intense gaming sessions.
Premium Materials and Build Quality
Crafted from a blend of steel, plastic, and aluminium, the Antec PERFORMANCE 1M offers both durability and a sleek aesthetic. The solid side panel provides a clean, understated look, perfect for gamers who prefer a minimalist setup.
Advanced Connectivity and Features
Featuring a front USB Type-C port, the PERFORMANCE 1M provides convenient access for modern peripherals and fast data transfer. The inclusion of a PCIe 4.0 riser cable ensures high-speed connectivity for your GPU, unlocking its full potential. As a leading Antec case, it’s designed for modern gaming.
Designed for Easy Maintenance
Equipped with a bottom dust filter, the Antec PERFORMANCE 1M simplifies maintenance, keeping internal components clean and running efficiently. This thoughtful design ensures your system remains in top condition with minimal effort. If you need a reliable Antec small form factor case, this is it.
Why It’s a Great Choice
If you want a premium, ultra-clean Mini-ITX build that still fits modern, long GPUs, the Performance 1M nails it. The adjustable mount and PCIe 4.0 riser make layout decisions easy, airflow is strong for the size, and the compact aluminum body looks at home on any desk—perfect for high-end SFF gaming in South Africa.
Specifications:
| Category | Details |
|---|---|
| Brand / Model | Antec Performance 1M (Black) |
| Case Type | Mini-ITX SFF mini-tower |
| Materials | Steel + Plastic + Aluminium |
| Side Panel | Solid (tool-free) |
| Dimensions (D × W × H) | 424 × 175 × 260 mm |
| Net / Gross Weight | 4.90 kg / 5.75 kg |
| Motherboard Support | Mini-ITX |
| Expansion Slots | 3 (Max-GPU mode) / 2 (Max-CPU-cooler mode) |
| GPU Support – Length | ≤ 350 mm |
| GPU Support – Thickness | ≤ 78 mm (when CPU cooler ≤ 47 mm) |
| CPU Cooler Height | ≤ 85 mm (when GPU thickness ≤ 40 mm) |
| Combined Clearance Rule | GPU thickness + CPU cooler height ≤ 125 mm |
| PSU Support | SFX / SFX-L (max 130 × 125 × 63.5 mm) |
| Drive Bays | 1 × 2.5″ |
| Cooling Support | Bottom: 2 × 120 mm or 2 × 140 mm fans |
| Dust Filtration | Bottom filter |
| Front I/O | Power button, 1 × USB-C (10 Gbps) |
| Riser Cable | Included PCIe 4.0 riser |
| Panels & Access | Tool-free side panels; CNC-machined chassis |
| Color | Black |
| Warranty | 2 Years |







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