SanDisk Extreme 64GB CompactFlash?

The optimal combination of shot speed (up to 85MB/sustained video performance guarantee (VPG-20), and transfer speed (up to 120MB/s); 16GB – 128GB cards only.

Ideal for use with mid-range to high-end DSLR cameras and HD camcorders, the SanDisk Extreme CompactFlash Memory Card delivers first-rate read/write speeds to catch fast action shots and enable quick file transfers. This memory card features a Video Performance Guarantee (VPG-20) to deliver a minimum sustained recording data rate of 20MB/s to support high-quality Full HD video (1080p) recording.

Exceptional Shot to Shot Performance – Read speeds of up to 120MB/s and write speeds of up to 85MB/s

Durable Design – Backed by rigorous stress, shock, and vibration testing and includes RTV silicone coating for protection against shock and vibration