What PC, Software, Internet, and Cabling Does a DIY Golf Simulator Need?
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A DIY golf simulator needs a computer or mobile device that supports your chosen launch monitor and software, plus their required network connection, power, and display cables. Some practice apps work on compatible phones or tablets; GSPro needs a Windows PC. Choose the monitor and software first, then size the computer for the resolution you intend to run.
Software first, PC second
Shopping for a gaming PC feels productive because the specs are concrete. For a simulator it's the wrong order. Software support varies by launch monitor, and hardware needs can be miles apart from one program to the next.
So pick the program you want to play. Check its current supported launch monitors, operating system, graphics requirements, license or subscription terms, and internet needs, then set those against the launch monitor's own app and connection method. Include any separate manufacturer subscription needed for access to third-party software; buying the simulator program alone may not cover it.
GSPro lists Windows 10 or 11, a stable internet connection, and Ethernet and/or Bluetooth according to the launch monitor. Your monitor's software may impose stricter requirements. Compare the launch-monitor options against both lists before buying a PC. GSPro system requirements and compatibility
What 4K asks of the hardware
GSPro's hardware guidance recommends an RTX 3070 or 3060 Ti with 16 GB of RAM for its higher-quality 1080p tier, and an RTX 3080 or better with 32 GB for 4K. Those tiers each list 20 GB of free storage. They are GSPro's recommendations, not a specification for every simulator. GSPro hardware guidance
If your projector displays 1080p, choose the GPU around performance at that resolution. Planning to move to a 4K projector later? Some headroom may make sense, but make sure the future display still fits the projector geometry your room allows.
Sketch the wiring before the drywall
Draw a quick connection map. Where does the PC sit? How does the launch monitor connect? How does video get to the projector? Will there be a touchscreen, a second monitor, speakers, a wired network drop?
Measure each cable route the way the cable will actually travel, around walls, ceilings, and equipment. Straight-line distance undersells it. Long video or USB runs may need a different cable type or a powered solution, so check the limits for your equipment before buying a long bundle of generic cables.
Internet and sensor connections
The PC's internet connection and the launch monitor's data connection can use different routes. Uneekor's general wired troubleshooting guidance calls for the supplied Ethernet cable, or CAT6 or higher, to the PC's onboard port. Its EYE MINI instructions also allow a router, wall jack, or network switch, and describe Wi-Fi setups. Don't apply one model's connection diagram to the whole range. Uneekor network guidance
If the walls are open for renovation anyway, plan an accessible network route that suits the equipment. Keep adapters, couplers, and power supplies within reach. A connection sealed above a finished ceiling is a pain the first time it fails.
Power, heat, and a way back in
Projectors and gaming PCs both run warm and both need airflow. Leave space around the vents, and don't shut the PC in a closed cabinet just to tidy the room.
Put outlets where the equipment will actually live so no extension cord crosses the hitting area or a walkway. If the room needs new circuits, ceiling power, or in-wall wiring, that work goes to a licensed electrician, to local electrical requirements.
Requirements move
Launch-monitor makers publish their own PC specs too. As checked on October 12, 2026, Uneekor's detailed minimum requirements for Uneekor and/or third-party golf software include Windows 11, 32 GB of RAM, an RTX 4070 Ti or equivalent, a dedicated Ethernet port, and internet download speed of at least 25 Mbps. Read the full table for processor, storage, and feature-specific requirements as well. The page also identifies VIEW Air on a compatible iPad as an EYE MINI option. Uneekor detailed system requirements
Before ordering, recheck the exact monitor, software, and accessories you plan to run together. A PC that meets GSPro's list may still fall short of the monitor maker's requirements.