Silicon Power XS70 1Tb SSD technical specs

Posted on November 07, 2022 by Raymond Chen

How fast is the Silicon Power XS70 1Tb and more details watch on our page.

Silicon Power XS70 1Tb SSD technical specs

Silicon Power's 1Tb XS70 SSD is powered by Phison PS5018-E18 controller. This NVMe has DRAM Samsung DDR4 to keep a map of where data is located on the NVMe SSD. The XS70 comes equipped with Micron 3D TLC flash memory. SSD also available in 4 Tb and 2 Tb capacities.

Performance and benchmarks

NVMe SSD use PCIe M.2 4.0 x 4 bus with sequential read speeds 7300 Mbps, and sequential write speeds equals to 6800 MB/s.

Endurance and warranty

Manufacturer give 5 years warranty period that limited by 3000 Total Bytes Written.


Category Value
Capacity 1 Tb
Interface M.2 4.0 x 4
Controller Phison PS5018-E18
Memory type Micron 3D TLC
DRAM Samsung DDR4
Read speed (Mb/s) 7300
Write speed (Mb/s) 6800
Read IOPS n/a
Write IOPS n/a
Endurance (TBW) 3000
MTBF (million hours) n/a
Warranty (years) 5


XS70 (1Tb) produced by Silicon Power support PCIe 4.0 that is significantly faster than previous bus standard. The write speed is 6800 Mb/s, that is faster than has other rivals. The SSD can write 3000 TBW, that is really good compared to closest rivals. Weighing all these factors, we highly recommend to have Silicon Power XS70 1Tb for your PC.

+ Pros

  • Excellent writing speed
  • PCIe 4.0
  • Capacity
  • Endurance

- Cons

  • None

Buy this or similar SSD:

Video Review

Silicon Power XS70 SSD Review, PC Benchmarks & PS5 Testing


The Silicon Power XS70 has Samsung DDR4. Dynamic random-access memory (DRAM) makes SSD faster, but also more expensive.

The Silicon Power XS70 due to the low density of memory chips able to operate with no further cooling systems. Some laptops or motherboards from the factory has thermal pads below or above the storage for better performance during times of high loads.

The Silicon Power XS70 1Tb has maximum write speed 6800 Mb per second, sequential read speed 7300 Mb per second. SSD operate on Phison PS5018-E18 controller and M.2 4.0 x 4 interface standard. The memory type is Micron 3D TLC.
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