Reference Guide
Dell Express Flash PM1725b Specications and
Information
Use these specications and model-specic information to ensure proper application of your PM1725b.
Table 1. PM1725b technical specications
Features Description
Media type 3D TLC NAND
Capacities/form factors 1.6 TB U.2
1.6 TB HHHL low prole AIC
3.2 TB U.2
3.2 TB HHHL low prole AIC, qualied, not shipped (QNS)
6.4 TB U.2 (QNS)
6.4 TB HHHL low prole AIC
12.8 TB U.2 (QNS)
User-addressable 512-byte sectors 1.6 TB: 3,125,627,568
3.2 TB: 6,251,233,968
6.4 TB: 12,502,446,768
12.8 TB: 25,000,148,992
Host bus interface PCIe Gen 3.0 x4, U.2
PCIe Gen 3.0 x8, AIC
Device protocol NVM Express 1.2.1
Bootable device Yes, U.2 only, UEFI mode only
Hot-swap support Yes U.2 only
I/O operations per second, 4K random read up to 800K IOPS, U.2
up to 930K IOPS, AIC
I/O operations per second, 4K random write up to 150K IOPS, U.2
up to 170K IOPS, AIC
Endurance rating (TBW) 1.6 TB: 8.76 PB, 3 DWPD
3.2 TB: 17.52 PB, 3 DWPD
Dell Express Flash PM1725b Specications and Information 3