Best PSU for Core i5-14400 & RTX 5060 Ti
This build capably handles modern games at 1080p/1440p with solid frame rates. It's also well-suited for productivity and general content creation.
450W
345W
77%
Mid-range
🏆 Recommended Power Supplies
Hand-picked for your 450W target — sorted by overall value.
APEVIA VENUS450W 450W ATX Power Supply with Auto-Thermally Controlled 120mm Fan, 115/230V Switch, All Protections
This 450W Gold unit is barely sufficient for the estimated peak load, offering limited headroom for stability.
Efficiency80+ Gold
FormATX
CablesNon-Modular
Price$27.99
Thermaltake Smart 500W 80+ White Certified PSU, Continuous Power with 120mm Ultra Quiet Cooling Fan, ATX 12V V2.3/EPS 12V Active PFC Power Supply PS-SPD-0500NPCWUS-W
This 500W unit offers adequate wattage headroom, though its 80+ White efficiency is basic.
Efficiency80+ White
FormATX
CablesNon-Modular
Price$39.99
APEVIA VENUS500W Venus 500W ATX Power Supply with Auto-Thermally Controlled 120mm Fan, 115/230V Switch, All Protections
This 500W Gold unit provides good wattage and efficiency, offering reliable power for the system.
Efficiency80+ Gold
FormATX
CablesNon-Modular
Price$29.99
ARESGAME AGV Series 500W Power Supply, 80 Plus Bronze Certified, Non Modular Power Supply, 5 Year Warranty
Want extra headroom for future GPU upgrades or overclocking? This 500W unit gives you peace of mind.
Efficiency80+ Gold
FormATX
CablesNon-Modular
Price$37.99
Amazon.com prices as of 05/07/2026 22:23 GMT+0000 —
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📊 Quick Comparison
See the key differences at a glance.
| # | Model | Wattage | Efficiency | Modular | Price |
|---|---|---|---|---|---|
| 1 | APEVIA VENUS450W 450W ATX Power Supply with Auto-Thermally Controlled 120mm Fan, 115/230V Switch, All Protections | 450W | 80+ Gold | Non-Modular | $27.99 |
| 2 | Thermaltake Smart 500W 80+ White Certified PSU, Continuous Power with 120mm Ultra Quiet Cooling Fan, ATX 12V V2.3/EPS 12V Active PFC Power Supply PS-SPD-0500NPCWUS-W | 500W | 80+ White | Non-Modular | $39.99 |
| 3 | APEVIA VENUS500W Venus 500W ATX Power Supply with Auto-Thermally Controlled 120mm Fan, 115/230V Switch, All Protections | 500W | 80+ Gold | Non-Modular | $29.99 |
| ⬆️ | ARESGAME AGV Series 500W Power Supply, 80 Plus Bronze Certified, Non Modular Power Supply, 5 Year Warranty Upgrade | 500W | 80+ Gold | Non-Modular | $37.99 |
🔌 Power Budget
Your system uses 77% of the recommended PSU output — well within the efficient operating range.
450W (Recommended)
System draw: 345W
Headroom: 105W (30%)
💡 Why 450W?
Power Calculation
CPU + GPU draw, plus ~100W for motherboard, RAM, fans, and storage.
30% Headroom
Extra capacity absorbs transient power spikes, keeps efficiency in the sweet spot, and leaves room for future upgrades.
80 Plus Efficiency
We only recommend certified PSUs. Higher ratings mean less wasted energy, lower heat, and quieter fans.
🌿 Power Efficiency Tips
Enable CPU power limits in BIOS for lower idle consumption.
Optimize GPU settings for performance/wattage balance.
🎯 What This Build Can Do
Gaming
Suitable for modern games with good performance based on your system configuration.
Productivity
Great for office work, multitasking, and everyday computing tasks.
Content Creation
Can handle basic video editing and content creation workflows.
🔧 Installation Guide
Quick Checklist
- Mount the PSU with its fan aligned to your case airflow.
- Only connect cables you actually need (modular PSUs).
- Use dedicated PCIe power cables for NVIDIA GeForce RTX 5060 Ti — no daisy-chaining.
- Boot-test with side panel open before final assembly.
⚠️ Special Note
Ensure all necessary power cables are securely connected to components and motherboard.
🔗 Explore More Builds
See PSU recommendations for other CPU + GPU combinations.