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JTG Systems
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JTG Systems
Expert service for all gaming systems • RTX 40-series specialists • Same-day repairs available
With over 20 years of service in the Niagara region backed by 1,100+ Google Reviews, our team gets the job done fast and right. We offer a 90 Day Warranty on all workmanship.
Get Expert HelpJTG Systems is the Niagara Region's premier gaming PC repair and optimization center, serving the gaming community for over 20 years with unmatched expertise in high-performance gaming systems. Our team of certified gaming technicians specializes in ASUS ROG Strix repair, MSI Gaming laptop service, Alienware desktop fixes, and custom gaming PC builds. From cutting-edge RTX 4090 graphics cards and AMD RX 7900 series to complex custom water-cooling loops and competitive esports systems, we fix all gaming computer brands. We understand that your gaming PC isn't just a computer—it's your gateway to victory, creativity, and community.
Located in St. Catharines and serving the entire Niagara Region including Niagara Falls, Welland, Thorold, and Port Colborne, we provide comprehensive gaming desktop repair services ranging from emergency repairs to performance optimization and competitive gaming tuning. Our facility maintains extensive inventory of gaming-specific components from premium brands like ASUS ROG repair, MSI Gaming service, Alienware fixes, Razer gaming PC repair, Corsair parts, and NZXT systems. We also service boutique gaming computers from Origin PC repair, iBuyPower service, CyberPowerPC fixes, and custom enthusiast builds that other computer shops won't touch. Our specialized gaming PC repair services include RTX 40-series GPU optimization, DDR5 memory tuning, PCIe 5.0 NVMe configuration, and custom liquid cooling solutions for high-performance gaming systems.
What sets us apart is our deep understanding of gaming culture and competitive requirements. Our technicians are active gamers who know the difference between good performance and championship-level optimization. We provide specialized services for esports players, streamers, content creators, and gaming enthusiasts who demand nothing but the best from their systems. From eliminating input lag to maximizing FPS consistency, we ensure your gaming PC performs exactly when it matters most.
Free comprehensive gaming PC diagnostics including performance benchmarking, thermal analysis, and bottleneck identification. We'll test your system with actual games, not just synthetic benchmarks.
Same-day emergency service available • 90-day warranty on all repairs • Performance improvement guarantee
We guarantee measurable performance improvements or your money back
All repairs covered by comprehensive 90-day parts and labor warranty
Emergency gaming repairs completed same-day when parts are available
Serving the Niagara gaming community for over 20 years
Our technicians are trained on all major gaming brands and their unique architectures:
Aurora R15, Aurora R16, Area-51, X17 R2, M18, M16 R1, X15 R2
Alienware systems use proprietary components requiring specialized diagnostic tools and OEM parts. We maintain direct relationships with Dell for authentic Alienware components and have extensive experience with their unique thermal management systems.
Strix G15/G17, Zephyrus G14/G15, Flow X13/X16, Crosshair VIII, Maximus Z790, TUF Gaming
ASUS ROG systems feature cutting-edge overclocking capabilities and premium cooling solutions. Our technicians are ROG-certified and understand the intricate relationship between ROG BIOS settings, cooling curves, and performance profiles.
MEG Aegis RS, MPG Trident AS, MAG Infinite S3, GP/GE Series Laptops, Stealth/Raider Series
MSI gaming systems integrate complex RGB ecosystems with performance monitoring. We specialize in MSI's proprietary software stack and can resolve hardware/software integration issues while optimizing their Gaming Mode features.
Blade 15/17, Book 13, Core X External GPU
Razer gaming systems prioritize portability with high performance. We understand their unique thermal constraints and Chroma ecosystem integration challenges.
Origin Neuron, Origin Millennium, iBuyPower, CyberPowerPC, NZXT BLD
Boutique gaming PCs often feature unique configurations and custom modifications. We work with all major boutique builders and can service systems without voiding manufacturer relationships.
Extreme OC Systems, Multi-GPU Setups, SFF Gaming, Server Gaming Rigs, Mining-to-Gaming Conversions
Custom enthusiast builds push hardware beyond standard specifications. Our team includes overclocking specialists who understand extreme cooling, exotic components, and stability testing for competition-grade systems.
Professional graphics card diagnostics, repair, and performance optimization for all gaming GPUs including latest RTX 40-series and AMD RX 7000 series
RTX 4090/4080/4070 Ti/4070/4060 • RTX 30-series (3090/3080/3070/3060) • AMD RX 7900 XTX/XT, RX 7800/7700 XT • Intel Arc A770/A750/A580 • Legacy GTX and RX series
Our GPU repair process includes comprehensive diagnostics using professional tools like GPU-Z stress testing, FurMark stability analysis, and thermal imaging. We perform thermal pad replacement with premium Gelid or Thermal Grizzly compounds, VRAM integrity testing, power delivery circuit analysis, and firmware/BIOS updates. For RTX 40-series cards, we specialize in 12VHPWR connector repairs, power delivery optimization, and DLSS 3 Frame Generation tuning. AMD RX 7000 series receive specialized FSR 3 configuration and driver optimization.
Professional thermal management solutions for high-performance gaming systems, including custom loops, AIO maintenance, and thermal optimization
Custom hard/soft tube loops • 240/280/360/420mm AIO coolers • High-performance air coolers (Noctua, be quiet!, Scythe) • GPU water blocks and hybrid coolers • Case fans and RGB cooling • Thermal interface materials
Our comprehensive cooling service includes: thermal imaging analysis using FLIR cameras, radiator deep cleaning and fin straightening, AIO pump testing and replacement, custom loop maintenance with premium coolants (EK-CryoFuel, Corsair XL8), thermal paste application using high-end compounds (Thermal Grizzly Kryonaut, Noctua NT-H2), fan curve optimization through custom profiles, case airflow analysis and redesign, and thermal pad replacement with appropriate thickness and thermal conductivity ratings. We service all major brands: Corsair, NZXT, Arctic, EK, Thermaltake, and custom loop components.
Maximum FPS and stability for competitive gaming
DDR5 optimization • PCIe 5.0 tuning • NVMe optimization • Network latency reduction
Advanced system tuning including BIOS optimization, RAM overclocking with stability testing, GPU undervolting for efficiency, Windows gaming mode configuration, driver optimization, and background process management.
Critical power delivery for high-end gaming systems
1000W+ units • ATX 3.0 PSUs • SFX gaming PSUs • Modular cable systems
Professional PSU testing with specialized equipment, cable integrity checks, power delivery analysis under gaming loads, ATX 3.0 compliance verification for newer GPUs, and proper cable management for optimal power distribution.
Ultra-fast storage for instant game loading
PCIe 5.0 SSDs • Gen4 NVMe • RAID arrays • Game drive optimization
NVMe SSD installation and optimization, game library migration, DirectStorage enablement for supported titles, RAID configuration for speed or redundancy, and thermal solution implementation for Gen5 SSDs.
Complete RGB ecosystem repair and synchronization
RGB controllers • ARGB headers • LED strips • RGB fans • Custom cables
RGB ecosystem diagnostics, controller replacement, software conflict resolution, custom lighting profiles, cable management overhaul, and integration of multiple RGB platforms (ASUS Aura, MSI Mystic Light, Corsair iCUE, etc.)
Professional system tuning for competitive gaming and esports performance with sub-1ms input latency optimization
Gaming network adapters (Intel I225-V, Realtek) • Low-latency audio (USB DAC/AMP) • High polling rate peripherals (1000Hz+) • Gaming-optimized Windows installations • Competitive gaming profiles
Specialized esports optimization including: Windows 11 gaming mode configuration with Game Bar disabled, real-time priority adjustments for competitive games, DPC latency optimization using LatencyMon analysis, Intel/AMD chipset driver optimization, network adapter tuning for gaming (TCP optimization, buffer sizes), audio subsystem latency reduction, peripheral polling rate maximization, game-specific launch parameters, competitive gaming driver installation (older stable versions when needed), and system-wide latency monitoring setup.
Professional repair, calibration, and optimization of gaming peripherals including mice, keyboards, headsets, and monitors
Gaming mice (Logitech G Pro, Razer DeathAdder, SteelSeries Rival) • Mechanical keyboards (Corsair K70, Razer BlackWidow, SteelSeries Apex) • Gaming headsets (HyperX Cloud, SteelSeries Arctis) • Gaming monitors (calibration service) • Console controllers • RGB gaming accessories
Complete peripheral service center including: gaming mouse sensor cleaning and DPI calibration using MouseTester, mechanical keyboard switch replacement and stabilizer lubing (Cherry MX, Gateron, Kailh, Holy Panda), gaming headset driver replacement and microphone boom repair, gaming monitor calibration using colorimeters for color accuracy and response time verification, Xbox/PlayStation controller analog stick replacement and trigger mechanism repair, peripheral RGB controller diagnosis and repair for all major brands, macro and profile recovery services, and firmware updates for gaming peripherals.
We perform comprehensive system analysis to identify bottlenecks, optimize CPU/GPU balance, update all gaming-critical drivers, configure optimal BIOS settings, and eliminate performance-robbing background tasks.
Our technicians run extensive stress tests, verify power delivery under gaming loads, test RAM stability with MemTest86, resolve driver conflicts, and ensure all components operate within safe parameters.
Complete thermal solution including deep cleaning, premium thermal paste application, cooling system upgrades, case airflow optimization, and custom fan curves for quiet operation.
Comprehensive stress testing using actual games, 3DMark, Unigine benchmarks, and stability tests to replicate real-world gaming conditions
Individual component testing of GPU, CPU, RAM, and storage under gaming workloads using professional diagnostic tools
FLIR thermal camera analysis to identify hot spots, cooling inefficiencies, and thermal bottlenecks in the system
Detailed written analysis with before/after benchmarks, optimization recommendations, and performance metrics documentation
3DMark, Cinebench, and in-game benchmarks before/after
Extended stability testing with gaming workloads
Validated with latest AAA titles at target settings
Service: Custom liquid cooling installation, thermal paste replacement, fan curve optimization. St. Catharines customer.
Service: BIOS optimization, RAM overclocking, Windows gaming mode setup. Welland customer.
Average FPS Increase
Based on 200+ repairs
Temperature Reduction
Thermal optimization
Stability Rate
Stress tested
Service Available
Most repairs completed
Tournament coming up? Big gaming session planned? We offer priority same-day service for urgent gaming PC repairs.
We benchmark before and after every repair to ensure maximum performance gains and stability.
Our technicians are gamers too. We understand the importance of high FPS, low latency, and rock-solid stability.
Same-day service for most repairs. We stock common gaming components for immediate replacement.
Most gaming PC repairs are completed same-day when parts are in stock. Complex issues like custom water cooling repairs, motherboard replacement, or special order components may take 1-3 business days. We offer emergency same-day service for competitive gamers and streamers with priority booking.
Absolutely! We specialize in custom gaming builds, boutique systems (Origin PC, iBuyPower, CyberPowerPC), and enthusiast builds that other shops won't service. Our technicians understand complex custom loops, multi-GPU setups, and exotic cooling solutions.
Yes! We offer specialized competitive gaming optimization including input lag reduction, frame time consistency improvement, DPC latency optimization, and game-specific tuning for CS2, Valorant, League of Legends, and other esports titles.
We service gaming laptops from ASUS ROG, MSI Gaming, Alienware, Razer Blade, and other gaming laptop brands. Services include thermal paste replacement, fan cleaning, screen replacement, and keyboard repair.
Yes, we service AIO (All-in-One) coolers from Corsair, NZXT, Arctic, and all brands, plus custom hard-tube and soft-tube loops. Services include leak repair, pump replacement, coolant flush, loop rebuilds, and GPU water block installation.
All repairs include a comprehensive 90-day warranty on parts and labor. Note: We do not provide warranty coverage on devices still under manufacturer warranty. We can perform repairs but recommend manufacturer service for warranty-covered devices first.
Yes, we provide professional overclocking for CPU, GPU, and RAM with stability testing. We also offer undervolting for efficiency, custom fan curves, and BIOS optimization for maximum gaming performance.
We repair gaming mice, mechanical keyboards, gaming headsets, and controllers. Services include switch replacement, sensor cleaning, cable repair, and RGB lighting fixes for all major gaming peripheral brands.
"JTG Systems optimized my gaming rig for competitive CS2. Reduced my system latency from 23ms to 8ms and eliminated micro-stutters. My aim is so much more consistent now!"
Alex M. - Competitive CS2 Player
St. Catharines, ON
"My RTX 4090 was thermal throttling during streaming. They rebuilt my cooling system and now I maintain full boost clocks even during 8-hour streams. Professional service!"
Sarah L. - Content Creator
Niagara Falls, ON
"Had a custom loop leak that killed my motherboard. JTG rebuilt the entire loop, replaced the damaged parts, and got me back gaming in 2 days. Incredible expertise!"
Mike R. - Enthusiast Builder
Welland, ON
"My ASUS ROG system had complex Aura Sync issues and BIOS problems. They resolved everything and optimized it perfectly. These guys know ROG systems inside and out!"
Jennifer K. - ROG Owner
Thorold, ON
Join hundreds of satisfied gamers in the Niagara Region
Don't let PC problems cost you the game. Get professional gaming PC repair and optimization from Niagara's most trusted gaming specialists. Same-day emergency service available for competitive players and streamers!
🎮 Serving St. Catharines • Niagara Falls • Welland • Thorold • Port Colborne
⚡ Same-day service • 🛡️ 90-day warranty • 🏆 Performance guaranteed