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Antec Performance 1M Mini-ITX Chassis
Supports Mini-ITX motherboards
Accommodates GPUs up to 350mm
Features a USB Type-C port for rapid connectivity
Offers flexible expansion with 3 slots in Max GPU Mode or 2 slots in Max CPU-Cooler Mode


Description
Introducing the Antec Performance 1M Mini-ITX Chassis. A compact yet highly capable solution designed for gamers and PC builders who want top-tier performance in a small form factor. Despite its reduced footprint, this chassis is engineered to handle powerful components, making it ideal for high-performance gaming systems where space is at a premium. Its thoughtful layout and efficient use of internal space allow it to rival larger cases in terms of capability, while still maintaining a clean and minimalist presence on any desk or setup.
One of the standout features of the Performance 1M is its impressive GPU support, accommodating graphics cards up to 350mm in length. This ensures compatibility with many of todays high-end GPUs, allowing users to build compact systems without sacrificing graphical performance. The chassis also introduces flexible configuration options through its adjustable central mount, enabling users to prioritize either maximum GPU performance or enhanced CPU cooling. With support for up to three expansion slots in Max GPU Mode or two slots in Max CPU-Cooler Mode, the case adapts easily to different performance needs and hardware combinations. Cooling efficiency is carefully addressed through a well-planned airflow system. The case supports up to two 120mm or 140mm fans mounted at the bottom, directing airflow toward critical components to maintain stable temperatures during demanding workloads. Perforated panels further aid in ventilation, promoting consistent heat dissipation while adding a subtle modern aesthetic. This design helps prevent thermal throttling, ensuring that both the CPU and GPU can operate at optimal levels even during extended gaming sessions.
In terms of build quality, the Performance 1M combines steel, plastic, and aluminium to create a sturdy yet lightweight chassis. The aluminium side panels and rear frame add durability while contributing to its sleek, understated design. Unlike many compact cases that emphasize flashy visuals, this chassis leans toward a more refined and minimalist look, making it suitable for users who prefer a clean and professional appearance. Tool-free side panels also make upgrades and maintenance quick and straightforward, reducing the hassle typically associated with small form factor builds. Modern connectivity and thoughtful features round out the package. A front-facing USB Type-C port provides fast and convenient access for peripherals and data transfer, while the included PCIe 4.0 riser cable ensures high-speed communication between the motherboard and GPU without performance compromises. The chassis is also designed with easy maintenance in mind, featuring a bottom dust filter that helps keep internal components clean over time. Altogether, the Antec Performance 1M delivers a powerful blend of compact design, flexibility, and performance, making it an excellent choice for enthusiasts looking to build a small yet formidable gaming system.
Features
- Supports Mini-ITX motherboards
- Accommodates GPUs up to 350mm
- Features a USB Type-C port for rapid connectivity
- Offers flexible expansion with 3 slots in Max GPU Mode or 2 slots in Max CPU-Cooler Mode
- Includes a PCIe 4.0 Riser Cable for uncompromised data transfer speeds
- Tool-free side panels allow quick, easy access for upgrades
- Supports both 140mm and 120mm fans for flexible cooling options
- A minimalist, understated design that blends effortlessly into any setup
- Built with aluminum side panels and an aluminum rear frame for durability
- Perforated panels keep your system cool with a refined, modern touch
- Features an adjustable central mount, allowing compatibility with a range of GPU and CPU cooler sizes
- Built to fit some of the largest GPUs, delivering the power and performance your build demands
Specifications
| Brand | Antec |
| Motherboard Support | Mini-ITX |
| Form Factor | Mini-ITX |
| Case Material | Steel + Plastic + Aluminium |
| Side Window Material | Solid side panel |
| I/O Ports | Power, USB Type-C x1 |
| Expansion Slots | 3 (Max GPU Mode) / 2 (Max CPU-Cooler Mode) |
| Drive Bays | 2.5 x 1 |
| Max GPU Length | -/<350mm |
| Total GPU Thickness + CPU Cooler Height | 125mm |
| Max GPU Thickness | -/< 78mm (47mm Max CPU Cooler Height) |
| Max CPU Cooler Height | -/< 85mm (40mm Max GPU Thickness) |
| Max PSU Size | 130 x 125 x 63.5mm / SFX-L & SFX only |
| Fan Support | 2 x 120mm / 2 x 140mm (Bottom only) |
| Riser Cable | PCIe 4.0 |
| Dust Filter | Bottom |
| Product Dimensions | 42.4 x 17.5 x 26 cm |
| Product Weight | 4900g |
Package Contents
- 1x Antec PERFORMANCE 1M Mini-ITX Gaming Chassis Black
| Free Shipping | No |
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