Samsung
Mass ProductionSamsung PM1743 NVMe SSD
Gen5 enterprise SSD with up to 14,000 MB/s reads and 2.5M IOPS in E3.S and 2.5-inch, capacities to 15.36 TB.
Data Center SSD
OCP-aligned Gen4 data center SSD proven across hyperscale fleets

Samsung · U.2 / E1.S / M.2 · Image: samsung.com
PCIe Gen4 data center SSD in U.2, E1.S, and M.2, up to 15.36 TB, widely deployed across cloud infrastructure.
Product briefing
The PM9A3 is one of the most widely deployed Gen4 data center SSDs, designed to the OCP Datacenter NVMe specification for hyperscale fleets. Sixth-generation V-NAND and Samsung's controller deliver up to 6,950 MB/s reads with dependable sustained mixed-workload behavior.
Form-factor breadth is a defining feature: U.2, E1.S in multiple thicknesses, and M.2 cover nearly every server and edge chassis standard. Power-loss protection, TCG Opal, and 1 DWPD endurance meet standard cloud deployment profiles at capacities to 15.36 TB.
Data sheet
| Interface | PCIe 4.0 x4, NVMe 1.4 |
|---|---|
| Form Factor | U.2, E1.S, M.2 22110 |
| Capacities | 960 GB to 15.36 TB |
| Sequential Read | Up to 6,950 MB/s |
| Sequential Write | Up to 4,100 MB/s |
| Random Read | Up to 1,100K IOPS |
| NAND Type | Samsung V-NAND TLC |
| Endurance | 1 DWPD |
| Compliance | OCP Datacenter NVMe SSD spec |
| MTBF | 2M hours |
Deployed in
Cross-reference
Samsung
Mass ProductionGen5 enterprise SSD with up to 14,000 MB/s reads and 2.5M IOPS in E3.S and 2.5-inch, capacities to 15.36 TB.
Micron
Mass ProductionPCIe Gen4 data center SSD with 232-layer TLC, up to 15.36 TB, tuned for consistent latency in mixed workloads.
Samsung
Mass Production2.5-inch enterprise SATA SSD to 7.68 TB with power-loss protection, for legacy bays and boot/metadata roles.