Samsung 840 PRO
A Top-tier SATA III SATA 2.5" 128GB, 250GB, 500GB
The Samsung 840 PRO is a top-tier SATA III drive, with a DRAM cache, offered in 128GB, 250GB, 500GB.
840 PRO SSD specifications
This Samsung 840 PRO SSD spec sheet covers rated SSD speed, DRAM cache, MLC NAND type, controller, capacity-specific part numbers, TBW endurance. Values are shown only where they are recorded in the source data.
InterfaceSATA III
Form factorSATA 2.5"
ControllerSamsung's 3-Core MDX Controller
NANDMLC, 64L
CacheDRAM
Max sequential540 / 520 MB/s
Endurance73 TBW, 0.312 DWPD
Warranty5 years
Released2013
Capacities & endurance
| Capacity | Part number | Read MB/s | Write MB/s | TBW | DWPD | Warranty |
|---|---|---|---|---|---|---|
| 128GB | MZ-7PD128 | 540 | 520 | 73 | 0.312 | 5 |
| 256GB | MZ-7PD256 | 540 | 520 | 73 | 0.156 | 5 |
| 512GB | MZ-7PD512 | 540 | 520 | 73 | 0.078 | 5 |