Komputerbay KB_32GB_CLASS_10_MICROSD_SDADAPTER Micro SDHC Memory Card 32GB class 10 to 10 Mbps (Accessory)
By testing this card, it displays a write speed of 5.5 MB / sec write (100MB file) and 6.2 Mb / s via SD Tools software when inserted into an HTC Desire HD. So far from the minimum of 10 MB / sec announced ... Edit: 2nd card received, write speed: al