OWC Mercury M.2 250Gb NVMe SSD detailed review

Posted on November 07, 2022 by Raymond Chen

Should you buy Mercury M.2 (250Gb) produced by OWC and extra characteristics read below on this site.

OWC Mercury M.2 250Gb NVMe SSD detailed review

Mercury M.2 (250Gb) produced by OWC works on Silicon Motion SM2260. The Mercury M.2 comes equipped with MLC memory. This NVMe besides, available in three capacities, including 500 Gb, 1 Tb and 2 Tb volume sizes.

Performance and benchmarks

Internal SSD use PCIe M.2 3.0 x 4 with maximum write speeds 1087 Mbps, and maximum read speeds 1872 Mbps. It also has IOPS 190000 on writing and 155000 on reading operations.

Endurance and warranty

OWC provide 3 years warranty.

Specs

Category Value
Capacity 250 Gb
Interface M.2 3.0 x 4
Controller Silicon Motion SM2260
Memory type MLC
DRAM n/a
Read speed (Mb/s) 1872
Write speed (Mb/s) 1087
Read IOPS 155000
Write IOPS 190000
Endurance (TBW) n/a
MTBF (million hours) n/a
Warranty (years) 3

Conclusion

OWC Mercury M.2 250Gb support PCIe Gen3 that is significantly slower than PCIe 4.0. The write speed is 1087 Mbps, that is slower than has most of competitors. When everything is weighed in the balance, OWC Mercury M.2 250Gb has more disadvantages and our editor highly do not recommend to buy it.

+ Pros

  • None

- Cons

  • Slow writing speed
  • PCIe 3.0
  • Capacity

Buy this or similar SSD:

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FAQ

The Mercury M.2 250Gb is DRAMless storage or data about it is unknown. Dynamic Random-Access Memory in their controller help to improve I/O performance and endurance.

The OWC Mercury M.2 due to the low density of memory chips may function with no additional cooling systems. Some motherboards or laptops already has thermal pads below and above the storage for improving productivity during times of heavy loads.

The OWC Mercury M.2 has write speed 1087 Mb/s, maximum read speed 1872 Mb/s. Storage run on Silicon Motion SM2260 controller and M.2 3.0 x 4 interface standard. The NAND flash memory type is MLC.
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