Samsung Showcases 128TB SSD Internals with Unexpected Caveat

High-capacity storage solutions are crucial as data demands soar. Recently, a significant milestone was unveiled.

Samsung showcased its new 128TB SSD, codenamed BM1743, at the Future of Memory and Storage 2024 event, but with surprising details.

Showcasing the BM1743

At the Future of Memory and Storage 2024 event, Samsung presented its BM1743 SSD. The drive offers 122.88TB of usable storage, positioned prominently at the event.

Attendees got a detailed view of its internals thanks to an exploded display of the SSD, which revealed two PCBs filled with NAND and DRAM chips. However, additional photographs were restricted, limiting the available viewing angles.

Technical Specifications

The BM1743 boasts impressive performance metrics, including sequential read speeds of 7,500 MB/s and write speeds of 3,000 MB/s. Such speeds cater to the increasing data requirements in fields such as AI, big data, and cloud services.

Besides speed, the BM1743 offers a 45 percent improvement in power efficiency, which can provide significant energy savings in large-scale deployments.

One Month Retention Period

One peculiar aspect of the BM1743 is its data retention period. Samsung states that the SSD offers just one month of data retention without power, which means data might degrade after 30 days if left unused.

This unusual feature suggests that the BM1743 targets environments involving continuous data access, such as AI or cloud computing, rather than long-term data storage. The drive’s reliance on QLC NAND further emphasizes cost-effectiveness while increasing storage capacity.

Advancements in IOPS

Samsung highlights a shift in performance benchmarks with the BM1743, achieving 45K random write IOPS at 16KB. The industry is increasingly moving towards the 16KB standard, especially for high-capacity environments.

This shift from the traditional 4K standard to 16KB reflects the evolving needs of data-intensive applications, ensuring that these new SSDs can handle modern, demanding workloads.

Market Availability

Despite the fanfare at the event, the BM1743 is not yet available for purchase. Samsung’s focus on the drive suggests preparation for a future release.

However, there is no clear timeline on when the BM1743 will hit the market, leaving potential buyers waiting.

Industry Impact

If released, the BM1743 could significantly impact industries reliant on massive data storage and rapid access.

Despite its current unavailability and the retention caveat, the SSD sets a new benchmark for storage solutions, pushing the boundaries of what high-capacity drives can achieve.


Samsung’s BM1743 offers a glimpse into the future of high-capacity SSDs, combining impressive performance with some unique challenges.

While the one-month retention period may limit its use cases, the BM1743 remains a significant advancement in storage technology, promising substantial benefits for data-intensive industries.

Source: Techradar

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