If the results of the test is significantly different from what is advertised, there is a strong possibility that the memory card you are using is fake or defective. Testing your memory card’s performance is a good indicator of its authenticity and integrity. When you receive your memory card in the mail or from the store, it is always recommended that you test your memory card’s performance before using it. Be careful of online marketplaces such as Amazon and eBay, where third-party sellers can openly sell fake products. To avoid buying fake memory cards, a general rule of thumb is to always buy from reputable sources. It is not uncommon for consumers to unknowingly buy and use fake memory cards. CrystalDiskMark is a small tool that allows you to carry out different tests on the drives of your computer to check the performance when it has to read or write data. Unfortunately in this day and age, the online marketplace is littered with fake products. In most cases, when an issue arises with your dash cam, the first place to troubleshoot is your memory card. The application features a graphical display showing the read and write speed of your storage device.īecause dash cams are writing intensive by nature and are constantly exposed to harsh conditions, using the right memory card is crucial to the overall performance of your dash cam. How to Use CrystalDiskMark to Test the Performance of Your Memory CardĬrystalDiskMark is a benchmark tool used to measure and test the performance of a storage device, including but not limited to SSDs, flash memory, and HDD.

Crystal disk mark results