The SanDisk Extreme Pro SDHC card’s write speed of up to 45 MB/sec delivers improved shot to shot performance of RAW images using continuous burst mode. The card also adheres to the new UHS Speed Class 1 video class rating, offering 10MB/sec minimum sustained write speed capable of recording HD 1080p videos or even 3D content. In addition, the card’s fast read speeds of up to 45 MB/sec let users avoid lengthy wait times when transferring content from the card to a computer. SanDisk develops its flash controllers and memory chips together, allowing the company to perfectly match and fine-tune the two technologies throughout the testing process. The SanDisk Extreme Pro SDHC card uses an intelligent Power Core controller to achieve its speed. The controller’s data prediction and binary caching features allow for improved overall performance.