3.2TB PM1645a Mainstream 12Gb SAS SSDs

Mainstream server SSD suitable for mixed read-write-intensive workloads
Endurance of 3 drive-writes per day (DWPD)
2.5-inch or 3.5-inch industry standard form factor with hot-swap tray
SAS 12 Gbps interface
Protect data integrity from unexpected power loss with Samsung’s advanced power-loss protection architecture
Supports Self-Monitoring, Analysis and Reporting Technology (S.M.A.R.T)
End-to-end data protection
Support 16 Initiator with Tag Command Queuing (TCQ) Command Set with a queue-depth of up to 128 commands
Compliant with SCSI Specification (SAS-3 / SPL-3 / SBC-4 / SPC-4 / SAM-5)
RoHS Compliant

Feature	800 GB drive	1.6 TB drive	3.2 TB drive	6.4 TB drive
Interface	12 Gbps SAS	12 Gbps SAS	12 Gbps SAS	12 Gbps SAS
Capacity	800 GB	1.6 TB	3.2 TB	6.4 TB
SED encryption	None	None	None	None
Endurance (drive writes per day for 5 years)	3 DWPD	3 DWPD	3 DWPD	3 DWPD
Endurance (total bytes written)	4,380 TB	8,760 TB	17,520 TB	35,040 TB
Data reliability (UBER)	< 1 in 10¹⁷ bits read	< 1 in 10¹⁷ bits read	< 1 in 10¹⁷ bits read	< 1 in 10¹⁷ bits read
MTBF	2,000,000 hours	2,000,000 hours	2,000,000 hours	2,000,000 hours
IOPS reads (4 KB blocks)	230,000	230,000	230,000	230,000
IOPS writes (4 KB blocks)	90,000	130,000	140,000	140,000
Sequential read rate (128 KB blocks)	1000 MBps	1000 MBps	1000 MBps	1000 MBps
Sequential write rate (128 KB blocks)	1000 MBps	1000 MBps	1000 MBps	1000 MBps
Read latency (ran)	120 µs	120 µs	120 µs	130 µs
Write latency (ran)	45 µs	45 µs	45 µs	45 µs
Shock, non-operating	1,500 G (Max) at 0.5 ms	1,500 G (Max) at 0.5 ms	1,500 G (Max) at 0.5 ms	1,500 G (Max) at 0.5 ms
Vibration, non-operating	20 G_RMS (10-2000 Hz)	20 G_RMS (10-2000 Hz)	20 G_RMS (10-2000 Hz)	20 G_RMS (10-2000 Hz)
Typical power (R / W)	9 W / 9 W	9 W / 9 W	9 W / 9 W	9 W / 9 W

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