Consumercarts is reader-supported. Learn more
SilverStone AP121 vs Thermalright TL-B12: Comparison
SilverStone AP121 and Thermalright TL-B12 separate most on airflow: SilverStone AP121 at 35.36 CFM, Thermalright TL-B12 at 69 CFM, 49% in favour of Thermalright TL-B12. Static Pressure splits them by another 40%, again favouring Thermalright TL-B12. They match on fan size, bearing type and lighting.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Fan Size | 120 mm | 120 mm |
| Brand | SilverStone | Thermalright |
| Model | AP121 | TL-B12 |
| Bearing Type | Fluid Dynamic | Fluid Dynamic |
| Lighting | No RGB | No RGB |
| Fan Thickness | 25 mm | 25.6 mm |
| Static Pressure | 1.71 mmH2O-40% | 2.87 mmH2O |
| Max Speed | 1500 RPM-30% | 2150 RPM |
| Noise Level | 22.4 dBA | 28.1 dBA+5.7 dBA |
| Airflow | 35.36 CFM-49% | 69 CFM |
| PWM Control | No | Yes |
| Connector Type | 3-Pin DC | 4-Pin PWM |
| Positioning | Balanced mainstream | Value non-RGB |
| Colors | Black frame, transparent blue blades | All black |
| Source URL | https://www.silverstonetek.com/en/product/info/coolers/AP121/ | https://www.thermalright.com/product/tl-b12/ |
Price comparison
| Retailer | SilverStone AP121 | Thermalright TL-B12 |
|---|---|---|
| Amazon | View on Amazon | View on Amazon |
| Newegg | View on Newegg | View on Newegg |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Verdict
SilverStone AP121
6 / 10 Expert Rating
A competent, unremarkable fan best chosen for brand consistency in a SilverStone build rather than outright performance.
Thermalright TL-B12
8 / 10 Expert Rating
Excellent value for a non-RGB static-pressure fan, undercutting pricier options with little real performance loss.




