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JTG Systems
Custom PC Building Niagara
Need a rig tuned to your games or workflow? We design, assemble, and stress-test PCs built for Niagara pros and players.
We are the highest-rated computer company in Niagara.
JTG Systems engineers custom desktops—from RTX 4090 gaming monsters to quiet creative workstations—using vetted components, cable-managed wiring, and performance tuning. Get a build consultation, a free estimate, and on-site support after delivery.
High-End Gaming & WorkstationsHandpicked Components & Cable ManagementBenchmarked, Warranty-Backed Builds
Consultations by appointment. Bring us your wish list or workload and we’ll spec, assemble, and support your custom PC from Niagara.
Why Go Custom?
Ready for GTA 6 and 2025's Biggest Games?
Don't settle for pre-built bottlenecks. Our 2025-ready systems use verified compatibility for Hell is Us, Death Stranding 2, and Monster Hunter Wilds. We maximize every dollar for frame rates, not RGB filler.
The JTG Guarantee
3-Year Comprehensive Warranty
Every build comes with our local Niagara 3-Year Warranty. We handle all component RMA, labor, and troubleshooting right here in Welland. No shipping your PC away for weeks.
20+ Years of Experience
Niagara’s Custom PC Architects
JTG Systems has spent more than two decades building custom PCs for gamers, creators, and businesses across the Niagara Region. From St. Catharines to Welland, clients trust us to source premium components, assemble with precision, and deliver systems that stay cool under pressure.
Whether you need a quiet CAD workstation, a color-accurate editing bay, or a 4K-ready gaming monster, we handle consultation, part selection, assembly, benchmarking, and aftercare so you get a machine that performs on day one—and for years to come.
Why Choose Us
- Performance matching for gaming, work, or creativity
- Meticulous assembly & expert cable management
- Thermal optimization for cool, quiet operation
🎮 2025 Gaming PC Hardware Guide
We've updated our build recommendations for the next generation of gaming. Our systems are validated for Hell is Us 4K, Monster Hunter Wilds Ultra, GTA 6, and Death Stranding 2.
RTX 4090
Ultimate 2025
For 4K Ultra, Path Tracing
Ryzen 7 7800X3D
Gaming King
Best FPS per Dollar
48GB DDR5
Future Proof
For Heavy Modding & Sims
PCIe 5.0 SSD
12,000 MB/s
Instant Loading Times
Comprehensive Component Matrix
Processor Selection Guide
Intel Core Series
14th Gen Intel Core i9
Extreme
Used for: 2025 4K Ultra Gaming, GTA 6 Ready
Socket: LGA1700 • Chipset: Z790, B760
13th Gen Intel Core i9
Extreme
Used for: 4K Gaming, Content Creation
Socket: LGA1700 • Chipset: Z790, B760
14th Gen Intel Core i7
High
Used for: Death Stranding 2, Hell is Us 1440p
Socket: LGA1700 • Chipset: Z790, B760, H770
13th Gen Intel Core i7
High
Used for: 1440p Gaming, Streaming
Socket: LGA1700 • Chipset: Z790, B760, H770
13th Gen Intel Core i5
Mid-High
Used for: Monster Hunter Wilds, 1080p/1440p
Socket: LGA1700 • Chipset: Z790, B760, H770
12th Gen Intel Core i5/i7
Mid
Used for: Budget Gaming, Entry 2025 Games
Socket: LGA1700 • Chipset: Z690, B660, H670
AMD Ryzen Series
AMD Ryzen 9 7950X3D
Ultimate
Used for: Death Stranding 2, 4K Gaming King
Socket: AM5 • Chipset: X670E, X670, B650E, B650
AMD Ryzen 9 7950X/7900X
Extreme
Used for: Content Creation, AI/ML
Socket: AM5 • Chipset: X670E, X670, B650E, B650
AMD Ryzen 7 7800X3D
High
Used for: Monster Hunter Wilds, Gaming Excellence
Socket: AM5 • Chipset: X670E, X670, B650E, B650
AMD Ryzen 7 7700X
High
Used for: 2025 Gaming, Productivity
Socket: AM5 • Chipset: X670E, X670, B650E, B650
AMD Ryzen 5 7600X/7600
Mid-High
Used for: Hell is Us 1080p, AC Shadows
Socket: AM5 • Chipset: X670E, X670, B650E, B650
AMD Ryzen 5000 Series
Mid
Used for: Budget Gaming, Legacy 2025
Socket: AM4 • Chipset: X570, B550, B450
Graphics Card Tier List
NVIDIA GeForce RTX
RTX 4090
Ultimate 2025
VRAM: 24GB 450W
Hell is Us 4K, Death Stranding 2 Max
RTX 4080 Super
High-End 2025
VRAM: 16GB 320W
GTA 6 High, AC Shadows RT 1440p
RTX 4070 Ti Super
Mid-High 2025
VRAM: 16GB 285W
Monster Hunter Wilds Ultra, DS2 Base
RTX 4070 Super
Mid-High
VRAM: 12GB 220W
AC Shadows RT 1440p, 2025 Gaming
RTX 4060 Ti 16GB
Mid 2025
VRAM: 16GB 165W
Future-proof 1440p, MH Wilds High
AMD Radeon RX
RX 7900 XTX
High
VRAM: 24GB 355W
4K Gaming, Content Creation
RX 7900 XT/7800 XT
Mid-High
VRAM: 20GB/16GB 315W/263W
1440p Gaming
RX 7700 XT/7600 XT
Mid
VRAM: 12GB/16GB 245W/190W
1440p/1080p Gaming
Custom Build Services
Gaming Builds
High-performance gaming PCs built for enthusiasts
- •Latest high-end GPU systems for maximum frame rates
- •Powerful AMD gaming rigs with cutting-edge processors
- •Intel-based gaming builds for top-tier performance
- •Advanced custom cooling options (air and liquid)
- •Support for ultra-wide and 4K gaming displays
- •Customizable RGB lighting for immersive setups
Workstation Builds
Professional-grade systems for creators and professionals
- •Optimized for AI, machine learning, and data analytics
- •High-speed rendering for 3D modeling and animation
- •Video editing suites with GPU acceleration
- •CAD and engineering workstations with robust CPUs
- •Multi-monitor support for enhanced productivity
- •High-capacity storage solutions (NVMe SSDs and RAID)
Custom Builds
Tailored systems for unique needs
- •Compact mini ITX builds for small spaces
- •Silent systems with premium noise reduction
- •RGB showcase builds with synchronized lighting
- •Streaming PCs with dual-PC configurations
- •Home theater PCs (HTPCs) for entertainment
- •Budget-friendly builds without compromising quality
Cooling Solutions
Advanced thermal management for optimal performance
- •Custom water cooling loops with premium components
- •High-performance all-in-one (AIO) liquid coolers
- •Optimized airflow designs with high-static-pressure fans
- •Silent cooling solutions for noise-sensitive environments
- •Hybrid cooling options for extreme overclocking
- •Thermal monitoring and adjustment services
Cable Management
Professional aesthetics and functionality
- •Custom sleeving with durable, colorful materials
- •Innovative routing for improved airflow and looks
- •Integrated RGB lighting control hubs
- •Modular PSU setups for clean power distribution
- •Hidden cable designs for minimalist builds
- •Cable combs for precision and organization
Performance Tuning
Maximizing system efficiency and power
- •BIOS/UEFI optimization for peak performance
- •Safe overclocking for CPUs and GPUs
- •Undervolting for efficiency and heat reduction
- •Memory tuning for faster speeds and stability
- •Benchmark testing with industry-standard tools
- •Custom fan curves for balanced cooling and noise
Storage Options
Flexible and fast storage solutions
- •Ultra-fast NVMe SSDs for quick load times
- •High-capacity HDDs for mass storage
- •RAID configurations for redundancy and speed
- •Hybrid SSD/HDD setups for balanced performance
- •External drive integration for backups
- •Customizable storage tiers based on budget
How We Build Excellence
1. Consultation & Planning
Duration: 1-2 hoursIn-depth needs assessment and use case analysis
Budget allocation and component prioritization
Performance targets and future upgrade planning
Aesthetic preferences and case selection
Compatibility verification across all components
Timeline establishment and delivery planning
2. Component Selection & Procurement
Duration: 1-3 daysDetailed compatibility matrix verification
Price-performance optimization analysis
Component sourcing from authorized distributors
Quality control inspection upon arrival
Component testing and validation
Backup component identification for critical parts
3. Pre-Assembly Preparation
Duration: 2-4 hoursLab preparation and ESD protection setup
Component unboxing and visual inspection
Motherboard layout planning and standoff installation
Power supply compatibility and cable assessment
Case preparation and modification if needed
Tool preparation and workspace organization
4. Professional Assembly
Duration: 4-8 hoursCPU installation with proper thermal paste application
RAM installation with optimal slot configuration
Motherboard installation with proper grounding
Storage device installation and cable routing
Graphics card installation and power connection
Cable management with custom sleeving if requested
Cooling system installation and optimization
Final component seating and connection verification
5. System Testing & Validation
Duration: 4-6 hoursInitial POST (Power-On Self Test) verification
BIOS/UEFI configuration and optimization
Operating system installation and updates
Driver installation and hardware recognition
Stress testing with Prime95, FurMark, and MemTest86
Temperature monitoring and thermal optimization
Performance benchmarking with 3DMark and Cinebench
24-hour burn-in testing for stability verification
6. Performance Optimization
Duration: 2-4 hoursBIOS optimization for maximum performance
Memory timing and frequency optimization
CPU and GPU overclocking if requested
Custom fan curve creation for noise optimization
Power management configuration
Final benchmark validation and documentation
Service Commitments & Support
We stand behind every custom PC build with comprehensive commitments and ongoing support for Niagara Region customers.
3-Year Craftsmanship Warranty
We cover our labor and assembly for 3 years. If a cable comes loose or a mount fails, we fix it free.
- Cable Management
- Thermal Paste Re-application
- Bios Updates
Component RMA Handling
If a part fails under manufacturer warranty, we handle the RMA process for you. No shipping boxes to China.
- Swapping defective parts
- Handling return shipping
- Temporary loaner (if avail)
Lifetime Technical Support
Call or email us anytime for troubleshooting, upgrade advice, or driver help.
- Remote desktop support
- Phone & Email priority
- Upgrade discount
Future-Proofing Promise
We build with upgrades in mind. Adequate PSU headroom and compatible motherboards.
- Standard ATX parts
- No proprietary connectors
- Expandable storage
Quality Assurance Protocol
Component Compatibility Verification30 minutes
Criteria: 100% compatibility confirmed across all components
Power Supply Load Testing1 hour
Criteria: Stable voltage delivery under full load
Memory Stress Testing4 hours minimum
Criteria: Zero errors in extended memory testing
CPU Stress Testing2 hours
Criteria: Stable operation under maximum load, temps <85°C
GPU Stress Testing1 hour
Criteria: Stable graphics performance, temps <83°C
Performance Tuning
CPU & GPU Optimization
- Precision Boost Overdrive / Turbo Boost
- Memory timing & frequency checks
- Curve optimizer / Undervolting
System Level
- Windows Power Plan optimization
- Re-BAR / Smart Access Memory enable
- Fan curve noise vs. thermals tuning
Build Tiers & Pricing
Essential Build
Office work, light gaming, general use
Call for Quote
Consultation & Assembly
- Basic component selection
- Standard assembly
- Basic testing
- 1-year support
Most Popular
Performance Build
1440p gaming, content creation, professional work
Call for Quote
Consultation & Assembly
- Optimized component selection
- Premium assembly
- Extended testing
- Overclocking
- 2-year support
Enthusiast Build
4K gaming, VR, professional content creation, extreme performance
Call for Quote
Consultation & Assembly
- Flagship components
- Custom assembly
- Comprehensive testing
- Advanced overclocking
- Custom cooling
- 3-year support
What Our Customers Say
Google
“Excellent service! Fixed my desktop same day. Professional and affordable.”
Build Your Dream Machine
Don't settle for pre-built compromises. Get a system engineered for your exact needs, backed by local support that actually cares.