DeepCool AG400 CPU Cooler: Review, Specs & Performance
Let's dive into the DeepCool AG400 CPU Cooler, an excellent choice for those seeking a balance between performance, affordability, and ease of installation. In this comprehensive review, we'll explore everything you need to know about this cooler, from its specifications and features to its real-world performance and potential drawbacks. Whether you're a seasoned PC builder or a newcomer to the world of custom PCs, this guide will provide you with the insights needed to determine if the DeepCool AG400 is the right cooling solution for your CPU.
What is DeepCool AG400?
The DeepCool AG400 is a tower-style CPU cooler designed to efficiently dissipate heat from your processor. It's part of DeepCool's Gammaxx series, known for offering reliable cooling at competitive prices. The AG400 features a dense array of aluminum fins, four direct-contact copper heat pipes, and a 120mm fluid dynamic bearing (FDB) fan. This combination of features allows the cooler to effectively transfer heat away from the CPU and exhaust it out of your case, maintaining optimal operating temperatures even under demanding workloads. The cooler is compatible with a wide range of Intel and AMD sockets, making it a versatile option for various builds. Its straightforward mounting system ensures a hassle-free installation process, even for those with limited experience in PC building. Furthermore, the AG400's sleek and understated design makes it a visually appealing addition to any system without being overly flashy. Whether you're gaming, video editing, or running other resource-intensive applications, the DeepCool AG400 provides a reliable and cost-effective cooling solution to keep your CPU performing at its best.
Key Features of the DeepCool AG400
The DeepCool AG400 comes packed with features designed to deliver efficient and reliable cooling. Let's break down the key aspects that make this cooler stand out:
- High-Density Fin Stack: The AG400 boasts a densely packed array of aluminum fins. This design maximizes the surface area available for heat dissipation, allowing for efficient heat transfer from the heat pipes to the surrounding air.
- Four Direct-Contact Heat Pipes: Four copper heat pipes make direct contact with the CPU surface. This direct contact ensures rapid and efficient heat transfer away from the processor, minimizing thermal resistance.
- 120mm Fluid Dynamic Bearing (FDB) Fan: The included 120mm fan utilizes a fluid dynamic bearing, which offers several advantages over traditional sleeve bearings. FDB fans are quieter, more durable, and have a longer lifespan. The fan is designed to deliver a good balance of airflow and static pressure, ensuring efficient cooling performance.
- Universal Socket Compatibility: The AG400 supports a wide range of Intel and AMD CPU sockets, including the latest generations. This broad compatibility makes it a versatile option for various builds, whether you're using an Intel Core i3 or an AMD Ryzen 9 processor.
- Easy Installation: The cooler features a user-friendly mounting system that simplifies the installation process. With clear instructions and straightforward hardware, even novice PC builders can install the AG400 with ease.
- Sleek Design: The AG400 sports a clean and understated design that blends well with most PC builds. Its black finish and minimalist aesthetic make it a visually appealing addition without being overly flashy.
- PWM Fan Control: The fan supports PWM (Pulse Width Modulation) control, allowing the motherboard to automatically adjust the fan speed based on CPU temperature. This feature helps to optimize cooling performance and minimize noise levels.
These features combine to make the DeepCool AG400 a well-rounded CPU cooler that offers a great balance of performance, compatibility, and ease of use. For users looking for a reliable and cost-effective cooling solution, the AG400 is definitely worth considering.
DeepCool AG400 Specs
Knowing the specifications of the DeepCool AG400 is crucial for determining its compatibility with your system and understanding its cooling capabilities. Here's a detailed breakdown:
- Overall Dimensions: 125mm x 77mm x 150mm (L x W x H)
- Heatsink Dimensions: 120mm x 45mm x 150mm (L x W x H)
- Weight: 584g
- Heat Pipes: 4 x Ø6mm copper heat pipes
- Fin Material: Aluminum
- Fan Dimensions: 120mm x 120mm x 25mm
- Fan Speed: 500-2000 RPM (PWM)
- Fan Airflow: 75.89 CFM (Max)
- Fan Air Pressure: 2.53 mmAq (Max)
- Fan Noise Level: ≤31.6 dBA
- Fan Connector: 4-Pin PWM
- Bearing Type: Fluid Dynamic Bearing (FDB)
- Rated Voltage: 12 VDC
- Rated Current: 0.12 A
- Power Consumption: 1.44 W
- Socket Compatibility:
- Intel: LGA1700/1200/1151/1150/1155
- AMD: AM5/AM4
 
These specifications highlight the AG400's compact size, making it suitable for a wide range of PC cases. The four copper heat pipes and high-density fin stack ensure efficient heat transfer, while the 120mm FDB fan provides ample airflow to keep your CPU cool. The wide PWM fan speed range allows for a balance between cooling performance and noise levels, and the broad socket compatibility ensures that the AG400 can be used with most modern CPUs. With its well-rounded specifications, the DeepCool AG400 is a solid choice for users seeking a reliable and versatile CPU cooler.
Performance and Cooling
When it comes to CPU coolers, performance is paramount. The DeepCool AG400 aims to strike a balance between efficient cooling and quiet operation. In this section, we'll delve into its real-world performance under various workloads.
- Idle Temperatures: At idle, the AG400 keeps CPU temperatures remarkably low. Depending on the ambient temperature and CPU model, you can expect to see temperatures hovering around 30-35°C. This is a testament to the cooler's ability to efficiently dissipate heat even when the CPU is under minimal load.
- Gaming Performance: During gaming sessions, the AG400 maintains respectable temperatures, typically ranging from 60-70°C. This is a comfortable range that ensures your CPU operates within safe thermal limits, preventing performance throttling and maintaining stable frame rates. The cooler's ability to handle gaming workloads makes it a great choice for gamers who want reliable cooling without excessive noise.
- Stress Testing: Under heavy stress tests, such as running Prime95 or Cinebench, the AG400's limitations become more apparent. Temperatures can climb to 80-85°C or higher, especially with high-TDP CPUs. While this is still within the thermal limits for many CPUs, it indicates that the AG400 is best suited for moderate to high-end CPUs rather than extreme overclocking scenarios. For users planning to push their CPUs to the absolute limit, a more robust cooler may be necessary.
- Noise Levels: One of the AG400's strengths is its quiet operation. The FDB fan operates at low noise levels, even under moderate loads. At idle, the fan is virtually silent, and during gaming, the noise is barely noticeable. Only under heavy stress tests does the fan become more audible, but even then, it remains relatively quiet compared to other coolers on the market. This makes the AG400 an excellent choice for users who prioritize a quiet computing experience.
- Overclocking: While the AG400 can handle mild overclocking, it's not designed for extreme overclocking. Users looking to push their CPUs to the limit should consider a more powerful cooler with a larger heatsink and more heat pipes. However, for moderate overclocking, the AG400 can provide adequate cooling performance without sacrificing noise levels.
Overall, the DeepCool AG400 delivers solid cooling performance for a cooler in its price range. It excels at maintaining low temperatures during idle and gaming workloads, and its quiet operation makes it a great choice for noise-sensitive users. While it may not be the best option for extreme overclocking, it's a reliable and efficient cooler for most mainstream CPUs.
Installation Process
The DeepCool AG400 shines when it comes to ease of installation. DeepCool has designed a mounting system that is both intuitive and straightforward, making the installation process a breeze, even for those new to PC building. Here's a step-by-step guide to installing the AG400:
- Prepare the Motherboard:
- First, ensure that your motherboard is compatible with the AG400. Check the socket compatibility list to confirm that your CPU socket is supported. Remove any existing CPU cooler and clean the CPU surface with isopropyl alcohol to remove any thermal paste residue.
 
- Install the Mounting Brackets:
- For Intel motherboards, attach the appropriate mounting brackets to the motherboard using the provided screws. The brackets should align with the mounting holes around the CPU socket. For AMD motherboards, you may be able to use the stock AMD backplate. If not, install the provided AMD backplate.
 
- Apply Thermal Paste:
- Apply a small amount of thermal paste to the center of the CPU. You can use the pea-sized method or spread the paste evenly across the CPU surface. Be careful not to use too much, as excessive thermal paste can hinder heat transfer.
 
- Mount the Cooler:
- Carefully align the cooler with the mounting brackets and lower it onto the CPU. Ensure that the heat pipes are making direct contact with the CPU surface. Secure the cooler to the brackets using the provided screws. Tighten the screws evenly to ensure even pressure distribution.
 
- Connect the Fan:
- Connect the fan cable to the CPU fan header on your motherboard. This will allow the motherboard to control the fan speed based on CPU temperature.
 
- Verify Installation:
- Double-check that the cooler is securely mounted and that all cables are properly connected. Ensure that the fan is spinning freely and that there are no obstructions.
 
The entire installation process typically takes less than 15 minutes, even for beginners. The clear instructions and user-friendly mounting system make the AG400 a great choice for those who want a hassle-free installation experience. Once installed, the AG400 provides reliable cooling performance without requiring any complicated adjustments or configurations. The ease of installation, combined with its solid performance and quiet operation, makes the DeepCool AG400 a standout CPU cooler in its class.
Pros and Cons
To give you a balanced perspective, let's break down the pros and cons of the DeepCool AG400:
Pros:
- Excellent Value: The AG400 offers a great balance of performance and price, making it an excellent value for budget-conscious users.
- Effective Cooling: It provides effective cooling for most mainstream CPUs, keeping temperatures within safe limits during gaming and everyday tasks.
- Quiet Operation: The FDB fan operates at low noise levels, making it a great choice for noise-sensitive users.
- Easy Installation: The user-friendly mounting system makes installation a breeze, even for beginners.
- Wide Socket Compatibility: It supports a wide range of Intel and AMD CPU sockets, making it a versatile option for various builds.
- Sleek Design: The minimalist design blends well with most PC builds.
Cons:
- Limited Overclocking Potential: It's not the best choice for extreme overclocking, as temperatures can climb under heavy loads.
- May Struggle with High-TDP CPUs: It may struggle to keep high-TDP CPUs cool under sustained stress tests.
- No RGB Lighting: For users who prioritize aesthetics, the lack of RGB lighting may be a drawback.
Overall, the DeepCool AG400 is a solid CPU cooler that offers excellent value for its price. While it may not be the best choice for extreme overclocking or high-TDP CPUs, it provides effective cooling and quiet operation for most mainstream systems. Its easy installation and wide socket compatibility make it a great choice for both novice and experienced PC builders.