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5D Memory Crystal: 360TB Storage for 13.8 Billion Years

12/15/2025

29 3 Full Breakdown

Summary

Story summary

SPhotonix, the company behind the 5D Memory Crystal, stores up to 360 terabytes on a 5-inch disc and designs the medium to last 13.8 billion years.
The technology encodes data using voxels created with femtosecond laser pulses.
Current write speeds are about 4 MB per second.
Read speeds are 30 MB per second.
SPhotonix plans to license the technology for integration into data centers.

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Story summary

SPhotonix, the company behind the 5D Memory Crystal, stores up to 360 terabytes on a 5-inch disc and designs the medium to last 13.8 billion years.
The technology encodes data using voxels created with femtosecond laser pulses.
Current write speeds are about 4 MB per second.
Read speeds are 30 MB per second.
SPhotonix plans to license the technology for integration into data centers.