Best PSU for AMD Ryzen 5 8600G and NVIDIA GeForce RTX 4070 Ti SUPER
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NVIDIA GeForce RTX 4070 Ti SUPER
Configuration Analysis
System Performance Assessment
This system offers excellent performance for gaming at 1440p and even 4K resolutions. The Ryzen 5 8600G paired with the RTX 4070 Ti SUPER provides a smooth experience in modern games with high graphical settings. It's also well-suited for content creation tasks such as video editing and streaming.
Recommended Power Supplies

Thermaltake SMART 600W ATX 12V V2.3/EPS 12V 80 Plus Certified Active PFC Power Supply PS-SPD-0600NPCWUS-W

Apevia SPIRIT600W Spirit 600W ATX Power Supply with Auto-Thermally Controlled 120mm Fan, 115/230V Switch, All Protections
The Apevia 600W Gold provides ample power for your 4070 Ti SUPER and Ryzen 5, with efficient 80+ Gold rating and necessary protections for a stable build.

Thermaltake Toughpower GX2 80+ Gold 600W SLI/Crossfire Ready Continuous Power ATX 12V V2.4/EPS V2.92 Non Modular Power Supply 5 Year Warranty PS-TPD-0600NNFAGU-2
The Toughpower GX2's 600W and 80+ Gold efficiency are perfect for your 4070 Ti SUPER and Ryzen 5 8600G build, offering reliable power with headroom.
Comparison Table
Model | Wattage | Efficiency | Form Factor | Modularity | Price | Best For |
---|---|---|---|---|---|---|
Thermaltake SMART 600W ATX 12V V2.3/EPS 12V 80 Plus Certified Active PFC Power Supply PS-SPD-0600NPCWUS-W | 600W | 80+ Gold | ATX | Non-Modular | $40.99 | Overall Value |
Apevia SPIRIT600W Spirit 600W ATX Power Supply with Auto-Thermally Controlled 120mm Fan, 115/230V Switch, All Protections | 600W | 80+ Gold | ATX | Non-Modular | $33.99 | Energy Efficiency |
Thermaltake Toughpower GX2 80+ Gold 600W SLI/Crossfire Ready Continuous Power ATX 12V V2.4/EPS V2.92 Non Modular Power Supply 5 Year Warranty PS-TPD-0600NNFAGU-2 | 600W | 80+ Gold | ATX | Non-Modular | $64.99 | Energy Efficiency |
Why This Wattage?
Power Calculation
The recommended PSU wattage is calculated based on the total power draw of your CPU (AMD Ryzen 5 8600G) and GPU (NVIDIA GeForce RTX 4070 Ti SUPER), plus approximately 100W for other components like motherboard, memory, and storage devices.
Extra Headroom
We add an additional 30% headroom to ensure optimal efficiency, handle power spikes, and allow for future upgrades. This ensures your system runs stable and your PSU operates in its optimal efficiency range.
Efficiency Standards
We recommend power supplies with 80 Plus certification, which represents higher energy efficiency and more reliable performance. Power supplies are most efficient at 50-60% load, so having adequate headroom is important.
Power Efficiency Tips
Enable AMD's Eco Mode to limit CPU power consumption, especially during less demanding tasks.
Utilize NVIDIA's GeForce Experience to optimize game settings for power efficiency and performance.
Monitor power draw with tools like HWMonitor to identify any potential power-hungry processes.
Special Installation Note
Connect both the 8-pin and 6+2 pin (or dual 8-pin) PCIe power connectors from the PSU directly to the RTX 4070 Ti SUPER. Avoid using adapters or daisy-chained connectors to ensure stable power delivery.
Usage Scenarios
AAA Gaming
Play the latest AAA games at high resolutions (1440p/4K) with ultra settings and high refresh rates, enjoying smooth and immersive gameplay.
Content Creation
Edit 4K videos, render complex 3D models, and stream high-quality content with ease, leveraging the CPU and GPU's combined power.
AI Development
Train small to medium-sized AI models, experiment with machine learning algorithms, and accelerate data processing tasks using the GPU's CUDA cores.
Installation Tips
Position Properly
Most cases have a dedicated PSU bay at the bottom. Ensure the PSU fan is facing down if your case has bottom ventilation, allowing it to draw cool air from outside.
Cable Management
With modular PSUs, connect only the cables you need. Route cables behind the motherboard tray when possible for better airflow and cleaner appearance.
Proper Connections
Ensure all power connectors are fully seated and locked. The NVIDIA GeForce RTX 4070 Ti SUPER will require dedicated PCIe power connectors from the PSU.
Test Before Completing
Before fully closing your case, connect the essential components and test that your system boots correctly with the new power supply.
The Thermaltake 600W is a solid, efficient (80+ certified) choice, providing ample power for your 8600G & RTX 4070 Ti SUPER combo.