Kioxia XG6-P 256Gb NVMe SSD review

Posted on November 07, 2022 by Raymond Chen

What memory type installed in Kioxia XG6-P 256Gb and another details read below here.

Kioxia XG6-P 256Gb NVMe SSD review

The XG6-P comes equipped with Toshiba TLC memory. SSD is offered also in 3 capacities: 1 Tb, 512 Gb and 2 Tb volume sizes.

Performance and benchmarks

This NVMe use PCIe M.2 3.0 x 4 bus with write speeds equals to 2920 Mbps, and maximum read speeds 3180 Mbps. This model has input/output performance 365000 on writing and 355000 on reading operations.

Endurance and warranty


Category Value
Capacity 256 Gb
Interface M.2 3.0 x 4
Controller n/a
Memory type Toshiba TLC
DRAM n/a
Read speed (Mb/s) 3180
Write speed (Mb/s) 2920
Read IOPS 355000
Write IOPS 365000
Endurance (TBW) n/a
MTBF (million hours) n/a
Warranty (years) n/a


Kioxia XG6-P 256Gb use PCIe 3.0 that is significantly slower than PCIe 4.0. The sequential write speed is 2920 Mbps, that is average value for this interface. Overall, Kioxia XG6-P 256Gb has more minuses and our site do not recommend to have it.

+ Pros

  • Good writing speed

- Cons

  • PCIe 3.0
  • Capacity

Buy this or similar SSD:

Video Review



The Kioxia XG6-P has no Dynamic Random-Access Memory in their controller or data about it is unknown. Dynamic random-access memory (DRAM) makes drive faster, but also more expensive.

The XG6-P 256Gb due to the low density of memory chips can function with no additional cooling systems. Some laptops or motherboards from the factory has additional cooling above or below the storage for improving productivity during times of heavy loads.

The XG6-P 256Gb has write speed 2920 Mb/s, sequential read speed 3180 Mbps. SSD works on M.2 3.0 x 4 high-speed serial computer expansion bus standard. The NAND flash memory type is Toshiba TLC.
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