What is cubic feet per minute (CFM)?

This is a recommends products dialog
Top Suggestions
Starting at
View All >
Language
French
English
ไทย
German
繁體中文
Country
Hi
All
Sign In / Create Account
language Selector,${0} is Selected
Register & Shop at Lenovo Pro
Register at Education Store
Pro Tier Benefits
• Save up to an extra 20% on Think everyday pricing.
• Spend $15K, advance for FREE to Plus Tier with increased benefits.
Plus Tier Benefits
• Save up to an extra 25% on Think everyday pricing.
• Spend $50K, advance for FREE to Elite Tier with increased benefits.
Elite Tier Benefits
• Save up to an extra 30% on Think everyday pricing.
Reseller Benefits
• Access to Lenovo's full product portfolio
• Configure and Purchase at prices better than Lenovo.com
View All Details >
more to reach
PRO Plus
PRO Elite
Congratulations, you have reached Elite Status!
Pro for Business
Delete icon Remove icon Add icon Reload icon
TEMPORARILY UNAVAILABLE
DISCONTINUED
Temporary Unavailable
Cooming Soon!
. Additional units will be charged at the non-eCoupon price. Purchase additional now
We're sorry, the maximum quantity you are able to buy at this amazing eCoupon price is
Sign in or Create an Account to Save Your Cart!
Sign in or Create an Account to Join Rewards
View Cart
Your cart is empty! Don’t miss out on the latest products and savings — find your next favorite laptop, PC, or accessory today.
Remove
item(s) in cart
Some items in your cart are no longer available. Please visit cart for more details.
has been deleted
Please review your cart as items have changed.
of
Contains Add-ons
Subtotal
Proceed to Checkout
Yes
No
Popular Searches
What are you looking for today ?
Quick Links
Recent Searches
Hamburger Menu
skip to main content
{"backgroundColor":"#e6f4fa","sideMsg":"","data":[{"pcInfo":{"t_id":"","language":{},"id":""},"mAndTabInfo":"","bannerInfo":{"t_id":"Page94ee33f7-be68-4e3a-b027-f6548057899e","language":{"en_au":"%3Cp%3E%3Cspan%20style%3D%22text-wrap%3A%20wrap%3B%22%3ENeed%20Help%3F%26nbsp%3B%3C%2Fspan%3E%3Ca%20target%3D%22_self%22%20href%3D%22tel%3A13%20LENOVO%20%2F%2013%20536686%22%20style%3D%22text-wrap%3A%20wrap%3B%20color%3A%20rgb(41%2C%2078%2C%20149)%3B%22%3ECall%20us%20on%2013%20LENOVO%20%2F%2013%20536686%3C%2Fa%3E%3Cspan%20style%3D%22text-wrap%3A%20wrap%3B%22%3E%26nbsp%3Bor%26nbsp%3B%3C%2Fspan%3E%3Ca%20target%3D%22_self%22%20href%3D%22https%3A%2F%2Finside.chat%2FLenovoAU%22%20style%3D%22text-wrap%3A%20wrap%3B%20color%3A%20rgb(41%2C%2078%2C%20149)%3B%22%3Echat%20with%20us%3C%2Fa%3E%3Cspan%20style%3D%22text-wrap%3A%20wrap%3B%22%3E%26nbsp%3Bfor%20order%20related%20help%20and%20access%20to%20special%20deals!%3C%2Fspan%3E%3C%2Fp%3E","en":""},"id":"Page94ee33f7-be68-4e3a-b027-f6548057899e"},"gInfo":{"t_id":"","language":{},"id":""}},{"pcInfo":"","mAndTabInfo":"","bannerInfo":{"t_id":"Page3e63dbd2-63e6-49c3-8b4c-201c5d971e40","language":{"en_au":"%3Cp%3E%3Cimg%20src%3D%22https%3A%2F%2Fp2-ofp.static.pub%2FShareResource%2Fanz%2Fimg%2FMasthead_Carousel%2Flfs-logo--reversed.svg%22%20alt%3D%22logo%22%20width%3D%2290%22%20height%3D%2218%22%20style%3D%22text-wrap%3A%20wrap%3B%22%2F%3E%3Cspan%20style%3D%22text-wrap%3A%20wrap%3B%22%3E%26nbsp%3B24%20months%20Interest%20Free*%20with%20Latitude.%20Call%2013%20LENOVO%2F%2013%20536686%20or%20chat%20with%20us%20to%20place%20an%20order.%26nbsp%3B%3C%2Fspan%3E%3Ca%20target%3D%22_self%22%20style%3D%22text-wrap%3A%20wrap%3B%20text-decoration-line%3A%20underline%3B%20color%3A%20rgb(41%2C%2078%2C%20149)%3B%22%3ECHAT%20NOW%20TO%20ORDER%3C%2Fa%3E%3C%2Fp%3E","en":""},"id":"Page3e63dbd2-63e6-49c3-8b4c-201c5d971e40"},"gInfo":""},{"pcInfo":"","mAndTabInfo":"","bannerInfo":{"t_id":"Paged56756f3-3589-40bc-b752-63a3a890e518","language":{"en_au":"%3Cp%3E%3Cimg%20src%3D%22https%3A%2F%2Fp3-ofp.static.pub%2Ffes%2Fcms%2F2022%2F09%2F20%2Fsgy8gw8u4tymopd8g2224x0drocvbb133978.png%22%20alt%3D%22zip-logo%22%20style%3D%22text-wrap%3A%20wrap%3B%22%2F%3E%3Cspan%20style%3D%22text-wrap%3A%20wrap%3B%22%3E%26nbsp%3B17%20months%20interest%20free*%20with%20ZIP.%20Call%2013%20LENOVO%2F%2013%20536686%20or%20chat%20with%20us%20to%20place%20an%20order.%26nbsp%3B%3Ca%20target%3D%22_self%22%20style%3D%22text-decoration-line%3A%20underline%3B%20color%3A%20rgb(41%2C%2078%2C%20149)%3B%22%3ECHAT%20NOW%20TO%20ORDER%3C%2Fa%3E%3C%2Fspan%3E%3C%2Fp%3E","en":""},"id":"Paged56756f3-3589-40bc-b752-63a3a890e518"},"gInfo":""},{"pcInfo":"","mAndTabInfo":"","bannerInfo":{"t_id":"Pagebe06910a-f31e-4fa7-8a56-bee24cf85016","language":{"en_au":"%3Cp%3E%3Cimg%20src%3D%22https%3A%2F%2Fp4-ofp.static.pub%2FShareResource%2FJPResource%2FJP-Images%2Fworkstations-px%2Famazonmusic-unlimited-horizontal-black.png%22%20alt%3D%22Amazon%20Music%20Unlimited%22%20width%3D%22130%22%20style%3D%22text-wrap%3A%20wrap%3B%22%2F%3E%3Cspan%20style%3D%22text-wrap%3A%20wrap%3B%22%3E%26nbsp%3BGet%204%20months%20Free.%20%2412.99%2Fmonth%20after.%20New%20subscribers%20only.%20Terms%20apply.%26nbsp%3B%3C%2Fspan%3E%3Ca%20href%3D%22%2Fp%2Faccessories-and-software%2Fsoftware-subscription%2Famazon-subscription%2Frr00125299%3FipromoID%3Dau_pc_carousel_banner_amu%22%20target%3D%22_blank%22%20textvalue%3D%22LEARN%20MORE%22%20style%3D%22color%3A%20rgb(79%2C%20129%2C%20189)%3B%20text-decoration%3A%20underline%3B%22%3E%3Cspan%20style%3D%22color%3A%20rgb(79%2C%20129%2C%20189)%3B%22%3ELEARN%20MORE%3C%2Fspan%3E%3C%2Fa%3E%3C%2Fp%3E","en":""},"id":"Pagebe06910a-f31e-4fa7-8a56-bee24cf85016"},"gInfo":""},{"pcInfo":"","mAndTabInfo":"","bannerInfo":{"t_id":"Page6ec00a73-b892-4293-8895-1e323f513ee4","language":{"en_au":"%3Cp%3E%3Cspan%20style%3D%22text-wrap%3A%20wrap%3B%22%3EYoga%20Slim%207%20AI%20PC%20%7C%20Level%20up%20your%20creativity%20with%20next-gen%20AI%20experiences%20on%20the%20new%20Lenovo%20Yoga%20Slim%207x.%26nbsp%3B%20%3Cspan%20style%3D%22text-wrap%3A%20wrap%3B%20color%3A%20rgb(79%2C%20129%2C%20189)%3B%22%3E%26nbsp%3B%3C%2Fspan%3E%3C%2Fspan%3E%3Ca%20href%3D%22%2Fp%2Flaptops%2Fyoga%2Fai-pc-series%2Fyoga-slim-7x-gen-9-(14-inch-snapdragon)%2Flen101y0049%3FipromoID%3Dhellobar_au_04_AI_PC%22%20target%3D%22_self%22%20textvalue%3D%22Shop%20Now%22%20style%3D%22color%3A%20rgb(79%2C%20129%2C%20189)%3B%20text-decoration%3A%20underline%3B%22%3E%3Cstrong%3E%3Cspan%20style%3D%22color%3A%20rgb(79%2C%20129%2C%20189)%3B%22%3EShop%20Now%3C%2Fspan%3E%3C%2Fstrong%3E%3C%2Fa%3E%3C%2Fp%3E","en":""},"id":"Page6ec00a73-b892-4293-8895-1e323f513ee4"},"gInfo":""}],"autoRun":true,"displayTerminal":"pc,tablet,mobile"}


What is cubic feet per minute (CFM)?

CFM is a measurement used to quantify the volume of air that can be moved or circulated by a device, such as a fan or an air conditioning system. It indicates how much air a device can push or pull in a minute.

How does CFM relate to computers?

In the context of computers, CFM is often used to describe the airflow generated by computer fans. The CFM value of a fan determines how effectively it can cool down the internal components of a computer by dissipating heat. Higher CFM values indicate greater cooling potential.

Can CFM affect the performance of a computer?

Yes, CFM can impact the performance of a computer. When the internal components of a computer, such as the central processing unit (CPU) and graphics processing unit (GPU), generate heat during operation, a high CFM value ensures efficient cooling. Insufficient airflow due to low CFM can lead to overheating and result in performance issues or even hardware damage.

What factors determine the CFM required for a computer?

Several factors determine the required CFM for a computer, including the power consumption of the components, the level of overclocking, ambient temperature, and the size and layout of the computer case. Generally, it is recommended to have higher CFM values for gaming or high-performance systems compared to regular desktops.

Should I prioritize CFM or noise level when choosing a computer fan?

The choice between CFM and noise level depends on your specific needs and preferences. If you prioritize cooling performance and have a system that generates a significant amount of heat, a fan with a higher CFM but slightly more noise may be suitable. On the other hand, if you prefer a quieter system and have lower heat generation, you can opt for a fan with a lower CFM and lower noise level.

How can I calculate the required CFM for my computer?

To calculate the required CFM for your computer, you need to consider the power consumption of your components and the thermal design power (TDP) values of your central processing unit (CPU) and graphics processing unit (GPU). You can use online calculators or consult with computer cooling experts who can help determine the appropriate CFM for your system.

Can CFM affect the temperature of a laptop?

Yes, CFM can have an impact on the temperature of a laptop. Laptops typically have built-in fans that help dissipate heat generated by the components. A higher CFM value ensures better airflow, resulting in lower temperatures and improved overall performance.

Is CFM a factor in tablets and smartphones?

In the case of tablets and smartphones, CFM is not directly applicable as these devices typically do not have user-replaceable fans. Instead, they rely on passive cooling methods or small internal fans that are not measured in terms of CFM.

Can I increase the CFM of my computer fan?

Yes, you can increase the CFM of your computer fan by either replacing it with a fan that has a higher CFM rating or by using multiple fans in your system. However, it's important to ensure that your system has adequate power and proper airflow management to handle the increased CFM.

Are there different types of computer fans with varying CFM ratings?

Yes, there are different types of computer fans available on the market, such as case fans, central processing unit (CPU) fans, and graphics processing unit (GPU) fans. Each type may have different CFM ratings based on their size, design, and intended purpose. It is essential to choose fans that are compatible with your system and provide sufficient air flow.

Does CFM affect the battery life of a laptop or tablet?

CFM does not directly affect the battery life of a laptop or tablet since these devices typically rely on passive cooling methods. However, insufficient cooling due to low CFM can lead to higher temperatures, which can indirectly impact battery life by causing thermal throttling or reduced performance.

How can I ensure proper airflow in my computer or laptop?

To ensure proper airflow in your computer or laptop, you can follow a few guidelines. Keep the vents and air intake clean and free from dust and debris. Ensure that there is adequate space around your device for air to circulate. Consider using additional case fans or cooling pads to enhance airflow if necessary.

What are some signs that indicate poor airflow in a computer or laptop?

Some signs that indicate poor airflow in a computer or laptop include unusually high temperatures, frequent overheating, loud fan noises, and reduced system performance. If you notice any of these signs, it may be a good idea to check the airflow and consider improving it by cleaning or upgrading the cooling components.

How does CFM relate to liquid cooling systems?

In liquid cooling systems, CFM is still relevant as it refers to the airflow generated by fans used to dissipate heat from the radiator. These fans help cool the liquid that passes through the system, providing efficient cooling for central processing units (CPUs) and graphics processing units (GPUs). Higher CFM fans are often preferred for liquid cooling setups to ensure optimal heat dissipation.

Can I use an external fan or cooling pad to improve CFM on a laptop or tablet?

Yes, using an external fan or cooling pad can help improve airflow and indirectly enhance CFM on a laptop or tablet. These accessories provide additional cooling by increasing air circulation around the device. However, it's important to choose a cooling solution that is compatible with your device and suitable for your specific needs.

What is the ideal CFM for a computer case fan?

The ideal CFM for a computer case fan depends on various factors, including the size of the case, the components inside, and the desired level of cooling. Generally, for a standard mid-tower case, a case fan with a CFM ranging from 50 to 100 is considered adequate. However, it's recommended to consider the specific thermal requirements of your system when choosing a case fan.

Can I replace my laptop's fan with a higher CFM model?

In most laptops, the cooling system is specifically designed for the fan that comes pre-installed. Replacing the fan with a higher CFM model may not provide the desired results and could potentially lead to compatibility issues or inadequate cooling. It's generally recommended to stick with the recommended fan for laptops or consult a professional technician if you are considering upgrading the fan.

{"pageComponentDataId":"e857fdeft7e51-4b61-84dc-bccec6e68e00","pageComponentId":"e857fdeft7e51-4b61-84dc-bccec6e68e00","isAssociatedRelease":"true","pageComponentDataLangCode":"en_au","configData":{"jumpType":"currentTab","headlineColor":"black","displayNumber":"","styleMode":"vertical","miniCardHoMode":"2","headline":"","products":[{"number":{"t_id":"21kccto1wwau5","language":{"en_nz":"21kccto1wwau5","en_au":"21kccto1wwau5","en":""},"id":"Pageb33ce4b8-4839-4ba3-b993-7296d68a91b8"}},{"number":{"t_id":"21mccto1wwau3","language":{"en_nz":"21mccto1wwau3","en_au":"21mccto1wwau3","en":""},"id":"Page1fa61927-074c-4fe0-a8df-5c94362fb75c"}},{"number":{"t_id":"21lkcto1wwau3","language":{"en_nz":"21lkcto1wwau3","en_au":"21lkcto1wwau3","en":""},"id":"Pageca014688-410e-439a-a4c6-bba2ef6d4715"}},{"number":{"t_id":"21g2cto1wwau3","language":{"en_nz":"21g2cto1wwau3","en_au":"21g2cto1wwau3","en":""},"id":"Page79cd32c8-d467-4d68-b955-d273bb24eda7"}}]},"urlPrefix":"AAAAAAAH","title":"glossary-right-blue-boxes-fragment","pageId":"65b55929-de05-417a-a92a-ccb888d329b0","urlEdit":0,"uri":"/FragmentDirectory/glossary/glossary-right-blue-boxes-fragment.frag","pageComponentUuid":"e857fdeft7e51-4b61-84dc-bccec6e68e00"}
coming coming
Starting at
List Price
Web Price
Web Price:
List Price
Web Price
List Price is Lenovo’s estimate of product value based on the industry data, including the prices at which first and third-party retailers and etailers have offered or valued the same or comparable products. Third-party reseller data may not be based on actual sales.
Web Price is Lenovo’s estimate of product value based on industry data, including the prices at which Lenovo and/or third-party retailers and e-tailers have offered or valued the same or comparable products. Third-party data may not be based on actual sales.
Learn More
See More
See Less
View {0} Model
View {0} Models
Part Number:
Features
See More
See Less
Compare
Added!
Great choice!
You may compare up to 4 products per product category (laptops, desktops, etc). Please de-select one to add another.
View Your Comparisons
Add To Cart
Add To Cart
We're sorry,
Products are temporarily unavailable.
Continue shopping
Learn More
Coming Soon
Featured Product
Top Deals of the Day
Oops! No results found. Visit the categories above to find your product.
Save
open in new tab
© 2024 Lenovo. All rights reserved.
© {year} Lenovo. All rights reserved.
Compare  ()
removeAll x