Product Chart / Ssd drives / Samsung PM991
vs
Samsung PM981a

Samsung PM991 vs Samsung PM981a

vs
Samsung PM991 Samsung PM981a
M.2
Form
 M.2
PCIe
Interface
 PCIe
128
Storage
 256
2000
Seq. Read Speed
 3500
1000
Seq. Write Speed
 2200
64
Rand. Read Speed
 240
220
Rand. Write Speed
 480
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