Western Digital Black ZN750 1Tb NVMe technical review

Posted on February 05, 2024 by Raymond Chen

Western Digital's Black ZN750 NVMe use PCIe M.2 3.0 x 4. Detailed characteristics of this SSD in our article.

Western Digital Black ZN750 1Tb NVMe technical review

Western Digital's 1Tb Black ZN750 internal SSD is powered by SanDisk 20-82-007011 controller. The drive storing a data location map on Dynamic-Random Access Memory SK Hynix 1GB DDR4 SDRAM to open a files without delays. The Black ZN750 comes equipped with SanDisk TLC flash memory. Internal SSD besides, available in 3 capacities: 500 Gb, 2 Tb and 250 Gb volume sizes.

🚀 Performance and benchmarks

Western Digital Black ZN750 works on PCIe M.2 3.0 x 4 bus with read speeds 3400 MB/s, and maximum write speeds 3000 Mbps. This model has IOPS 560000 on reading and 515000 on writing operations per second.

🖥️ Endurance and warranty

Manufacturer provide 5 years warranty limited by 700 Total Bytes Written. The Black ZN750 has 1.75 million hours MTBF.

📊 Specs

Category Value
Capacity 1 Tb
Interface M.2 3.0 x 4
Controller SanDisk 20-82-007011
Memory type SanDisk TLC
Read speed (Mb/s) 3400
Write speed (Mb/s) 3000
Read IOPS 560000
Write IOPS 515000
Endurance (TBW) 700
MTBF (million hours) 1.75
Warranty (years) 5


Western Digital Black ZN750 1Tb may work on previous bus standard that is undoubtedly slower than PCIe 4. The write speed is 3000 Mbps, that is pretty good for this interface. The NVMe SSD can write 700 TBW, that is quite well in comparison with closest competitors. When everything is weighed in the balance, our site highly advise to purchase Western Digital Black ZN750 1Tb for your PC.

+ Pros

  • Good writing speed
  • Capacity
  • Endurance

- Cons

  • PCIe 3.0

🛒 Buy this or similar SSD Storage:

Samsung 980 Pro 2 Tb

-57% $165
List Price: $379.99

Buy on Amazon

✨ Video Review

STEP-BY-STEP Boot drive setup: WESTERN DIGITAL BLACK SN750 M.2 NVMe SSD vs Samsung 970 EVO Plus

⁉️ FAQ

The Western Digital Black ZN750 has SK Hynix 1GB DDR4 SDRAM. Dynamic random-access memory (DRAM) makes SSD work faster, but more expensive.

The Black ZN750 1Tb due to the low density of memory chips may operate with no additional heat sinks. Some motherboards designed with thermal pads below and above the storage for improving productivity during heavy loads.

The Western Digital Black ZN750 has maximum write speed 3000 Mb/s, read speed 3400 Mb/s. SSD run on SanDisk 20-82-007011 controller and M.2 3.0 x 4 interface standard. The memory type is SanDisk TLC.
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