Unlock Full RTX 4090 Performance for AI Workloads
Professional GPU hardware upgrades and repair services for AI practitioners, researchers, and GPU enthusiasts across the EU.
RTX 4090 VRAM Upgrade24GB → 48GB
Our flagship service doubles your RTX 4090's VRAM capacity through a hardware-level modification performed by our expert technicians using professional-grade tools and components.
Plug & Play - Once card is modded, it will be ready for deployment. Install official drivers and get to work — no configuration needed.
Upgrade Service
Send us your RTX 4090
- Professional Modification - Hardware-level upgrade using specialized equipment
- Ideal for AI Workloads - Run larger models and datasets without CPU-RAM offloading
- Performance Tested - Each card undergoes rigorous testing before return
- EU-Wide Service - Secure shipping and handling throughout the European Union
RTX 4090 48GB Ready
Pre-upgraded GPU
- Plug-and-Play Ready - Fully configured, no setup required. Just install and run.
- Factory Fresh - Brand new RTX 4090 with professional upgrade
- Fully Tested - Stress-tested and benchmarked before shipping
- Premium Support - Priority technical support and assistance
GPU Repair Services
Expert diagnostics and repair services for NVIDIA and AMD graphics cards. We fix what others can't.
Diagnostics
Comprehensive testing to identify hardware issues, memory problems, and performance bottlenecks in your GPU.
Thermal Repair
Thermal pad replacement, heatsink cleaning, and cooling system optimization to prevent overheating and thermal throttling.
Component Replacement
Precision replacement of damaged components like VRMs, memory modules, and other critical elements using professional equipment.
Supported GPU Brands
RTX 50/40 Series
RX 90/70 Series
Important Notice
We do not accept GPUs older than the specified series for repair services. GPUs must be from RTX 40 series or newer (NVIDIA) and RX 70 series or newer (AMD).
Warranty Information
We stand behind our work with comprehensive warranty options.
Standard Warranty
- •3-Month Coverage - Protection against defects in workmanship
- •Technical Support - Email assistance for any issues
- •One-Time Repair - If issues arise from our modification
Extended Warranty (RTX 4090 Mod Only)
- •6-Month Coverage - Extended protection period
- •Priority Support - Faster response times and dedicated assistance
- •Advanced Replacement - If issues arise, we'll ship a replacement before receiving your card
Important: Please note that any hardware modification will void the manufacturer's warranty. Our warranty covers only the specific modifications and repairs performed by GpuWorld.
Contact Us
Have questions about our services? Fill out the form below and we'll get back to you as soon as possible.