Lite-On MU X1 256Gb SSD specs

Posted on November 07, 2022 by Raymond Chen

How fast is the Lite-On MU X1 256Gb and another specifications watch here.

Lite-On MU X1 256Gb SSD specs

MU X1 (256Gb) produced by Lite-On is powered by Phison PS5012-E12. The MU X1 comes equipped with Toshiba 3D TLC flash memory. Internal SSD besides, available in three capacities, including 1 Tb, 512 Gb and 2 Tb.

Performance and benchmarks

NVMe SSD use PCIe M.2 3.0 x 4 expansion standard with read speeds 3400 MB/s, and sequential write speeds equals to 3000 MB/s. MU X1 has IOPS 440000 on reading and 380000 on writing operations.

Endurance and warranty

Manufacturer provide 3 years of warranty limited by endurance 400 Total Bytes Written. As well it has 1.5 million hours MTBF.


Category Value
Capacity 256 Gb
Interface M.2 3.0 x 4
Controller Phison PS5012-E12
Memory type Toshiba 3D TLC
DRAM n/a
Read speed (Mb/s) 3400
Write speed (Mb/s) 3000
Read IOPS 440000
Write IOPS 380000
Endurance (TBW) 400
MTBF (million hours) 1.5
Warranty (years) 3


Lite-On MU X1 256Gb may work on PCIe Gen3 that is twice slower than PCIe 4. The write speed is 3000 Mb/s, that is okay for this interface. The drive has endurance 400 TBW, that is quite well in comparison with closest rivals. Weighing all these factors, Lite-On MU X1 256Gb is a well-rounded NVMe SSD.

+ Pros

  • Good writing speed
  • Endurance

- Cons

  • PCIe 3.0
  • Capacity

Buy this or similar SSD:

Video Review

Lite-On MU X1 - najbardziej opłacalny dysk M.2 Nvme? Test + porównanie


The MU X1 256Gb is DRAMless SSD or information about it is not known. DRAM in their controller help to increase endurance and input/output performance.

The Lite-On MU X1 256Gb due to the low density of memory chips may operate without additional heat sinks. Some motherboards designed with thermal pads above or below the storage for improving performance during times of heavy loads.

The MU X1 256Gb has write speed 3000 Mb/s, maximum read speed 3400 Mbps. Storage operate on Phison PS5012-E12 controller and M.2 3.0 x 4 interface standard. The NAND flash memory type is Toshiba 3D TLC.
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