The HPE LTO-7 Ultrium WORM Data Cartridge, or HPE LTO Ultrium 7 WORM tape cartridge C7977W, can hold up to 6TB of native or uncompressed data at a transfer rate of 300MB/sec and up to 15TB of compressed data at up to 750MB/sec. The HPE LTO 7 WORM tape cartridge uses Barium Ferrite (BaFe) as its data... See More