Silicon Power US70 1Tb SSD detailed specifications

Posted on November 07, 2022 by Raymond Chen

Silicon Power's US70 internal SSD works on PCIe M.2 4.0 x 4 expansion standard. More details about this NVMe SSD on this site.

Silicon Power US70 1Tb SSD detailed specifications

Silicon Power's 1Tb US70 NVMe SSD works on Phison PS5016-E16 controller. This storage has Dynamic-Random Access Memory SLC Caching DRAM Cache to keep a map of where data is located on the NVMe. The US70 comes equipped with 3D Nand flash memory. NVMe SSD also available in 2 Tb volume sizes.

Performance and benchmarks

NVMe SSD works on PCIe M.2 4.0 x 4 expansion standard with read speeds 5000 MB/s, and maximum write speeds 4400 Mbps. US70 has IOPS 750000 on reading and 750000 on writing operations.

Endurance and warranty

Silicon Power provide 5 years of warranty that limited by endurance 1800 TBW. As well it has 1.7 million hours mean time between failure.


Category Value
Capacity 1 Tb
Interface M.2 4.0 x 4
Controller Phison PS5016-E16
Memory type 3D Nand
DRAM SLC Caching DRAM Cache
Read speed (Mb/s) 5000
Write speed (Mb/s) 4400
Read IOPS 750000
Write IOPS 750000
Endurance (TBW) 1800
MTBF (million hours) 1.7
Warranty (years) 5


Silicon Power US70 1Tb use PCIe 4 that is undoubtedly faster than previous bus standard. The sequential write speed is 4400 Mbps, that is pretty good for this expansion standard. The drive has endurance 1800 TBW, that is quite well compared to rivals. On balance, our site highly recommend to purchase Silicon Power US70 1Tb for your PC.

+ Pros

  • Good writing speed
  • PCIe 4.0
  • Capacity
  • Endurance

- Cons

  • None

Buy this or similar SSD:

Video Review

Silicon Power US70 1TB - PCIe Gen4 SSD Review


The Silicon Power US70 has SLC Caching DRAM Cache. Dynamic Random-Access Memory makes SSD faster, but also more expensive.

The US70 1Tb due to the low density of memory chips may run with no additional heat sinks. Some motherboards from the factory has additional cooling below and above the storage for better productivity during high loads.

The Silicon Power US70 1Tb has write speed 4400 Mb per second, read speed 5000 Mb/s. NVMe operate on Phison PS5016-E16 controller and M.2 4.0 x 4 interface standard. The memory type is 3D Nand.
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