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JTG Systems
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JTG Systems
From single-GPU creative rigs to 4-GPU training servers, we design, cable-manage, and burn-in every system locally.
We are the highest-rated computer company in Niagara.
Need Stable Diffusion on your desk, multi-camera Resolve timelines, or a private LLM fine-tuning box? We spec NVIDIA RTX/ADA GPUs, ECC memory, Gen4 storage, and enterprise thermals so Niagara teams can iterate without waiting on the cloud.
TEXT is best. Are you looking for AI Computer Builds & GPU Workstations? You found it! Let's get to work on your device right away—bring it in and our experienced team will start the repair while you wait.
Package tiers
Every build includes parts procurement, thermal + acoustic tuning, Windows/Linux imaging, and pickup/delivery within Niagara.
Single-GPU tower tuned for Stable Diffusion, Resolve, and mixed creative workloads.
Dual-GPU workstation for simultaneous training + rendering with whisper quiet acoustics.
4-GPU 4U server with IPMI, redundant PSUs, and hot-swap NVMe for 24/7 inference or fine-tuning.
Fine-tune open LLMs, run vector DBs, orchestrate LangChain/AutoGen stacks, and benchmark token throughput before handoff to your developers.
Stable Diffusion, Runway, Topaz, DaVinci Resolve, Unreal Engine, and Blender tuned with optimized VRAM allocation + fast scratch disks.
Ubuntu/ROS dual-boot images, real-time IO, CAN bus, PLC integration, and sensor capture so Niagara manufacturers can test automation locally.
Thermal modeling, redundant power, UPS sizing, Grafana dashboards, and remote management so you can host models onsite confidently.
Niagara clients use our AI builds for Stable Diffusion marketing assets, Whisper/Athena captioning, deepfake forensics, PLC + robot vision, chatbot pilots, and internal LLM sandboxes without shipping data to the cloud.
Trusted by Niagara residents and businesses.
Fast turnaround on most diagnostics and repairs.
Workmanship coverage on qualifying services.
Deep, multi‑vendor expertise across PC, Mac, and mobile.
100% free professional assessment.
Best Computer Repair — local Readers’ Choice.
Recognized in St. Catharines area.
Listed in 2019 and 2024.
Built on a foundation of integrity, expertise, and community trust.
Proudly serving the entire Niagara Region since 2005.
Consistently rated 4.9/5 on Google by happy customers.
Disciplined, secure, and trusted by law enforcement.
The only computer repair center partnered with Crime Stoppers Niagara.
Ready to scope your build?
Call or TEXT with your software stack, dataset sizes, and preferred GPUs or call us with your workload notes. We'll scope specifications, timelines, and setup requirements during the consultation.