How to choose a desktop power supply? Analysis of popular topics on the entire network in 10 days
With the continuous heating of the DIY computer market, how to choose a suitable desktop power supply has become a hot topic recently. This article will combine the hot content of the entire network in the past 10 days to provide you with structured data and analysis from the dimensions of power, certification, brand, etc., to help you easily purchase power.
1. Analysis of core power supply parameters
The performance of the power supply directly affects the stability of the entire machine. The following is a comparison of key parameters:
| parameter | Recommended range | illustrate |
|---|---|---|
| Rated power | 500W-850W (mainstream configuration) | Select the graphics card and CPU power consumption, reserve 30% margin |
| 80Plus Certification | Gold/Platinum | Conversion efficiency ≥90%, saving power and low heat generation |
| Module type | Full module > Half module > Non-module | The full module is easy to manage and is suitable for high-end installation |
| +12V output | ≥40A (mid-to-high-end power supply) | Directly affects the power supply capacity of the graphics card |
2. Recent popular power supply brands and models
According to the sales volume of e-commerce platforms and the heat of discussion on forums, the following products have received the highest attention recently:
| brand | model | power | Price range | Hot Tags |
|---|---|---|---|---|
| Sea rhyme | FOCUS GX-750 | 750W | RMB 799-899 | Silent fan/ten-year warranty |
| Great Wall | G7 gold medal full module | 850W | RMB 599-699 | Cost-performance ratio/domestic light |
| Coolest Supreme | V850 GOLD | 850W | RMB 949-1099 | All-Japanese capacitor/ATX3.0 |
3. Guide to avoid pits by purchasing (recent hot issues)
1."Shrink Power Supply" Trap: Some low-priced power supplies have inflated nominal power, and the actual +12V output is insufficient, so professional evaluation data is required.
2.ATX3.0 new standard: Recently, the RTX40 series graphics card has led to the discussion of ATX3.0 power supply, and it supports PCIe5.0 power supply, but the old power supply can still be used through adapter cables.
3.Fan Intelligent Start-Stop Dispute: Some users reported that fan stopping during low load may lead to heat accumulation, so it is recommended to choose products with more mature temperature control strategies.
4. Recommended power supply in different scenarios
| Use scenarios | Recommended power | Typical configuration |
|---|---|---|
| Office/Home | 400-550W | i5/R5+ core graphics |
| Game console | 650-850W | i7/R7+RTX4070 |
| workstation | 1000W+ | Thread Tearer + Multi-Graphics Card |
Summarize:Recently, the power supply market has shown two major trends: one is that ATX3.0 power supply is gradually becoming popular, and the other is that the technology of domestic power supply brands has been significantly improved. It is recommended to choose power based on actual needs, and give priority to 80Plus gold medal or above certification and reliable brands to avoid safety risks caused by low prices.
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