Addlink S70 256Gb SSD technical review

Posted on November 07, 2022 by Raymond Chen

Addlink's S70 SSD use PCIe M.2 3.0 x 4 computer expansion bus standard. More details about this NVMe in our article.

Addlink S70 256Gb SSD technical review

S70 (256Gb) produced by Addlink use Phison PS5012-E12. The internal SSD storing a data location map on Dynamic-Random Access Memory SK Hynix DDR3L to run a games without delays. The S70 comes equipped with Toshiba 3D TLC memory. This drive is offered also in three capacities, including 1 Tb, 512 Gb and 2 Tb.

Performance and benchmarks

Addlink S70 use PCIe M.2 3.0 x 4 computer expansion bus standard with sequential read speeds 3500 Mbps, and sequential write speeds equals to 2700 Mbps. This model has IOPS 500000 on reading and 512000 on writing operations per second.

Endurance and warranty

Addlink provide 5 years warranty limited by 250 TBW. As well it has 1.8 million hours MTBF.


Category Value
Capacity 256 Gb
Interface M.2 3.0 x 4
Controller Phison PS5012-E12
Memory type Toshiba 3D TLC
Read speed (Mb/s) 3500
Write speed (Mb/s) 2700
Read IOPS 500000
Write IOPS 512000
Endurance (TBW) 250
MTBF (million hours) 1.8
Warranty (years) 5


S70 (256Gb) produced by Addlink use PCIe 3.0 that is undoubtedly slower than PCIe 4.0. The maximum write speed is 2700 Mbps, that is average value for this computer expansion bus standard. The SSD has endurance 250 TBW, that is pretty good in comparison with nearest competitors. When everything is weighed in the balance, Addlink S70 256Gb is a well-balanced SSD.

+ Pros

  • Good writing speed
  • Endurance

- Cons

  • PCIe 3.0
  • Capacity

Buy this or similar SSD:

Video Review

Best Budget SSD ? addlink S70 M.2 NVME SSD Test


The Addlink S70 has SK Hynix DDR3L. DRAM makes drive work faster, but more expensive.

The Addlink S70 256Gb due to the low density of memory chips may run with no further heat sinks. Some motherboards already has thermal pads above or below the storage for improving performance during times of high loads.

The S70 256Gb has maximum write speed 2700 Mb/s, read speed 3500 Mb/s. Storage works on Phison PS5012-E12 controller and M.2 3.0 x 4 interface standard. The NAND memory type is Toshiba 3D TLC.
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