Data 8 (or 8mm tape) technology as tape backup is a reliable way to store computer data. Data backup on tape can be done (for 8mm tapes) up to 40 GB on 170m length tapes and up to 150 GB on 225m length tapes . 8mm tape technology was the first form of helical-scan system used commercially for data storage. Data8 or 8mm tapes were also some of the first commercially available dual-reel backup cartridges.The 8mm tape is a dependable form of tape backup using the Exabyte Mammoth tape drive. The 8mm tape uses AME (Advanced Metal Evaporated) formulations to offer expanded transcription content and low-toned abrasivity.