Kioxia XG8 2Tb NVMe technical specifications

Posted on November 07, 2022 by Raymond Chen

Kioxia's XG8 NVMe SSD use PCIe M.2 4.0 x 4 interface. More details about this NVMe SSD on our page.

Kioxia XG8 2Tb NVMe technical specifications

XG8 (2Tb) produced by Kioxia is powered by Kioxia TC58NC0L1XGSD controller. The NVMe storing a data location map on DRAM LPDDR4 to open a files without delays. The XG8 comes equipped with Kioxia BICS5 TLC memory. SSD also available in three capacities: 1 Tb, 4 Tb and 512 Gb.

Performance and benchmarks

NVMe SSD works on PCIe M.2 4.0 x 4 computer expansion bus standard with write speeds equals to 5800 Mbps, and maximum read speeds 7000 Mbps. It also has IOPS 900000 on reading and 620000 on writing operations per second.

Endurance and warranty

Kioxia provide 5 years warranty period.


Category Value
Capacity 2 Tb
Interface M.2 4.0 x 4
Controller Kioxia TC58NC0L1XGSD
Memory type Kioxia BICS5 TLC
Read speed (Mb/s) 7000
Write speed (Mb/s) 5800
Read IOPS 900000
Write IOPS 620000
Endurance (TBW) n/a
MTBF (million hours) n/a
Warranty (years) 5


Kioxia XG8 2Tb use PCIe 4 that is significantly faster than PCIe 3.0. The maximum write speed is 5800 Mbps, that is faster than has other competitors. Overall, our site strongly advise to buy Kioxia XG8 2Tb for your PC.

+ Pros

  • Excellent writing speed
  • PCIe 4.0
  • Capacity

- Cons

  • None

Buy this or similar SSD:

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The Kioxia XG8 has LPDDR4. Dynamic Random-Access Memory makes SSD faster, but also more expensive.

The Kioxia XG8 due to the high density of memory chips you need to install of additional heat sink. This will decrease temperature of the memory chips and controller. Some laptops or motherboards from the factory has thermal pads above and below the storage to enhance productivity during heavy loads.

The Kioxia XG8 has maximum write speed 5800 Mb per second, read speed 7000 Mb per second. Storage operate on Kioxia TC58NC0L1XGSD controller and M.2 4.0 x 4 interface standard. The NAND memory type is Kioxia BICS5 TLC.
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