COMPACT PERFORMANCE
Mini-ITX Gaming PCs
Compact gaming PCs built for strong 1080p and 1440p performance, efficient cooling, and a minimalist design without sacrificing power.
Mimir Traveler Series
Compact form, with calculated power. Built for high performance within a compact Mini-ITX form factor.
or $79/mo with Affirm
Build & ConfigureChoosing the Right Mini-ITX Gaming PC
From cooling and noise to 1440p performance and upgrade room, here’s what to know before choosing a compact Valhalla system.
A Mini-ITX gaming PC is a small form factor desktop built around a compact motherboard and case. It can still use desktop-class processors and graphics cards, making it a strong choice for smaller desks, gaming rooms, studios, and minimalist setups. The Valhalla Mimir combines that smaller footprint with hardware selected specifically for compact gaming performance.
Yes. A Mini-ITX PC can be an excellent choice for 1440p gaming when it is configured with the right processor and graphics card. More demanding games, higher graphical settings, ray tracing, and high-refresh monitors require a stronger GPU, so compare our 1440p gaming PCs and available GeForce RTX systems before choosing a configuration.
Most Mini-ITX gaming PCs can still be upgraded with additional storage, more memory, or a replacement graphics card. Available options depend on case clearance, motherboard connections, power-supply capacity, and cooling requirements. Read our gaming PC storage upgrade guide, or consider the Valhalla Loki when you want a compact system with more internal room.
Not necessarily. A properly configured compact gaming PC can deliver performance similar to a larger desktop using comparable hardware. The main differences are reduced internal space, fewer expansion slots, and stricter cooling and component-clearance requirements. Buyers who want more room while keeping a compact design can also compare our other gaming PC systems.
Cooling a Mini-ITX gaming PC requires more than simply adding faster fans. Valhalla considers CPU cooler clearance, graphics-card dimensions, fan placement, power draw, cable routing, and airflow before a system is assembled. Each compact build is then configured and stability-tested, with fan curves adjusted to balance temperatures and noise.
Choose the Mimir when you want a true Mini-ITX gaming PC with a minimalist design and the smallest practical footprint. Choose Loki when you want a compact desktop with more space for cooling, components, and future changes. For a system tailored around a specific game, monitor, workload, or budget, use the Custom PC Builder.
NEED HELP CHOOSING?
Not Sure if a Mini-ITX PC Is Right for You?
Share your available space, the games you play, your target resolution, and how much upgrade flexibility you want. We’ll help narrow down the build that makes sense for your setup.
Sized for Your Space
Balanced for Cooling and Noise
Configured Around How You Play
