Silicon Power UD90 1Tb NVMe SSD technical review

Posted on February 05, 2024 by Raymond Chen

What memory type installed in Silicon Power UD90 1Tb and further characteristics read below on our page.

Silicon Power UD90 1Tb NVMe SSD technical review

Silicon Power UD90 1Tb use Phison E21T controller. The UD90 comes equipped with Micron TLC memory. NVMe SSD also available in 250 Gb and 500 Gb capacities.

🚀 Performance and benchmarks

Drive use PCIe M.2 4.0 x 4 computer expansion bus standard with maximum read speeds 4800 MB/s, and sequential write speeds equals to 4200 MB/s. UD90 has IOPS 739000 on writing and 739000 on reading operations.

🖥️ Endurance and warranty

Silicon Power provide 5 years warranty period that limited by 600 Total Bytes Written.

📊 Specs

Category Value
Capacity 1 Tb
Interface M.2 4.0 x 4
Controller Phison E21T
Memory type Micron TLC
DRAM n/a
Read speed (Mb/s) 4800
Write speed (Mb/s) 4200
Read IOPS 739000
Write IOPS 739000
Endurance (TBW) 600
MTBF (million hours) n/a
Warranty (years) 5


Silicon Power UD90 1Tb use PCIe 4.0 that is significantly faster than PCIe 3. The sequential write speed is 4200 Mb/s, that is common for this interface. The SSD provide possibility to write 600 TBW, that is poor against closest competitors. After evaluating all the facts, our editor strongly recommend to purchase Silicon Power UD90 1Tb for your PC.

+ Pros

  • Good writing speed
  • PCIe 4.0
  • Capacity

- Cons

  • Writing speed

🛒 Buy this or similar SSD Storage:

Samsung 980 Pro 2 Tb

-57% $165
List Price: $379.99

Buy on Amazon

✨ Video Review

Новый PCIe 4.0 безбуферник - SSD Silicon Power UD90 1TB (SP01KGBP44UD9005)

⁉️ FAQ

The Silicon Power UD90 is DRAMless drive or information about it is unknown. DRAM in their controller help to increase endurance and input/output performance.

The Silicon Power UD90 1Tb due to the low density of memory chips can operate with no extra heat sinks. Some laptops or motherboards from the factory has thermal pads above and below the storage to enhance productivity during high loads.

The UD90 1Tb has write speed 4200 Mbps, read speed 4800 Mb/s. It operate on Phison E21T controller and M.2 4.0 x 4 high-speed serial computer expansion bus standard. The memory type is Micron TLC.
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