Samsung MZ-ILG30T0 30.72 TB PM1653 SAS-4 24Gb/s 2.5 inch 15mm Enterprise/Read-Intensive Solid State Drive

General

Brand	Samsung
Model	PM1653
Capacity	30.72 TB
Usage Class	Enterprise/Read-Intensive

Interface

Host Interface	SAS-4 24Gb/s
Total Interface Bandwidth	24 Gb/s

Physical Dimension

Form Factor	2.5 inch 15mm

Flash & Endurance

NAND Flash	Samsung V6 (128L) TLC
Drive Writes Per Day	1
Total Bytes Written	56064 TBW

Performance

Sequential Read	4300 MB/s
Sequential Write	3800 MB/s
Random Read IOPS	800000
Random Write IOPS	135000
Average Latency	110 μs

Reliability

Mean Time Between Failures	2.5 Million Hours
Uncorrectable Bit Error Rate	1.0×10⁻¹⁷
Power Loss Protection	Yes

Part Number

MPN	MZILT30THALA

Engineer's Note

Samsung PM1653 (MZ-ILG30T0) packs 30.72 TB of dual-port SAS-4 storage into a 1-DWPD profile, delivering up to 4.3/3.8 GB/s and 800K/135K IOPS from 128-layer V6 TLC for high-density enterprise arrays that need both capacity and consistent latency. Compared with the predecessor MZILT30THALA, it moves from 12 Gb/s SAS to 24 Gb/s SAS-4 and provides roughly 2× class bandwidth with materially higher IOPS, making it the stronger choice for consolidated virtualization, OLTP, and scale-up all-flash tiers.

Endurance & Reliability

With an endurance rating of 56,064 TBW, the MZ-ILG30T0 is designed to handle extremely heavy write volumes over its service life, far beyond the needs of typical boot, OS, logging, and mainstream application workloads. In practical terms, for a normal system-drive role or other moderate daily-write scenarios, this level of endurance supports many years of dependable operation with substantial wear margin. Its enterprise reliability profile is strengthened by Power Loss Protection (PLP), which helps preserve in-flight data and metadata during unexpected power interruption, reducing the risk of corruption and unplanned recovery events. An UBER of 1.0E-17 indicates a very low uncorrectable bit error rate for high-integrity data handling, while the 2.5 million-hour MTBF further reflects a design built for stable, continuous operation in business-critical environments.

Technical Specs & Insights

1. The SAS-4 24Gb/s interface, paired with 4300 MB/s sequential read speed, gives dual-controller enterprise platforms the bandwidth to accelerate backup scans, media streaming, and large-scale data restores without becoming a storage bottleneck.
2. With 800,000 K IOPS in random reads, this drive can sustain highly concurrent database, virtualization, and metadata-heavy workloads while keeping application response times consistently fast under pressure.
3. Rated at 1 DWPD, it is well suited for read-centric enterprise deployments that need predictable endurance and controlled lifecycle costs across years of continuous operation.
4. Built on Samsung V6 (128L) TLC NAND, the drive balances density, power efficiency, and cost, making it a practical choice for scaling capacity in mainstream data center storage tiers.
5. A typical latency of 110 µs helps reduce tail-response delays in transactional and real-time services, improving QoS consistency for latency-sensitive enterprise applications.

Capacity Sweet

For MPN MZ-ILG30T0 (30.72 TB), the nearest reference capacities in the same enterprise SSD family are: Lower capacity: 15.36 TB Higher capacity: 61.44 TB Capacity positioning analysis: At 30.72 TB, this drive sits at the sweet spot of the family. Compared with the 15.36 TB version, it gives much better headroom for dataset growth, denser server consolidation, and longer refresh cycles without changing the performance profile. Compared with the 61.44 TB model, it usually delivers a more attractive cost-per-deployment while keeping enterprise-class throughput and IOPS at a very similar level. It is especially well suited for mid-to-large virtualization clusters, mixed database nodes, or scale-out storage pools serving roughly 150 to 250 business application instances.

FAQ