Plextor M9Pe Series 512Gb NVMe SSD tech review

Posted on November 07, 2022 by Raymond Chen

How fast is the M9Pe Series (512Gb) produced by Plextor and more specs explore in our article.

Plextor M9Pe Series 512Gb NVMe SSD tech review

Plextor's 512Gb M9Pe Series SSD works on Marvell 88SS1093. The M9Pe Series comes equipped with Toshiba TLC flash memory. Internal SSD is offered also in 1 Tb and 256 Gb capacities.

Performance and benchmarks

This NVMe use PCIe M.2 or PCIe 3.0 x 4 computer expansion bus standard with maximum write speeds equals to 2100 MB/s, and maximum read speeds 3200 MB/s. M9Pe Series has input/output performance 300000 on writing and 400000 on reading operations per second.

Endurance and warranty

Manufacturer give 5 years warranty that limited by endurance 320 TBW. The M9Pe Series has 1.5 million hours MTBF.


Category Value
Capacity 512 Gb
Interface M.2 or PCIe 3.0 x 4
Controller Marvell 88SS1093
Memory type Toshiba TLC
DRAM n/a
Read speed (Mb/s) 3200
Write speed (Mb/s) 2100
Read IOPS 400000
Write IOPS 300000
Endurance (TBW) 320
MTBF (million hours) 1.5
Warranty (years) 5


Plextor M9Pe Series 512Gb use previous bus standard that is significantly slower than PCIe Gen4. The sequential write speed is 2100 Mb/s, that is okay for this computer expansion bus standard. The Internal SSD provide possibility to write 320 TBW, that is bad against competitors. Weighing all these factors, Plextor M9Pe Series 512Gb has more cons and our site highly do not recommend to buy it.

+ Pros

  • Good writing speed

- Cons

  • PCIe 3.0
  • Capacity
  • Writing speed

Buy this or similar SSD:

Video Review



The Plextor M9Pe Series 512Gb has no Dynamic Random-Access Memory in their controller or data about it is not known. Dynamic random-access memory (DRAM) makes storage work faster, but more expensive.

The Plextor M9Pe Series 512Gb due to the low density of memory chips can last with no additional heat sinks. Some laptops or motherboards from the factory has thermal pads below or above the storage to enhance productivity during times of heavy loads.

The M9Pe Series 512Gb has maximum write speed 2100 Mb/s, sequential read speed 3200 Mbps. It operate on Marvell 88SS1093 controller and M.2 or PCIe 3.0 x 4 high-speed serial computer expansion bus standard. The NAND flash memory type is Toshiba TLC.
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