Western Digital Black ZN750 500Gb NVMe SSD technical specifications

Posted on November 07, 2022 by Raymond Chen

Western Digital's Black ZN750 works on PCIe M.2 3.0 x 4 interface. Read below about this NVMe in our article.

Western Digital Black ZN750 500Gb NVMe SSD technical specifications

Western Digital's 500Gb Black ZN750 internal SSD use SanDisk 20-82-007011 controller. This storage has DRAM SK Hynix 1GB DDR4 SDRAM to keep a map of where data is located on the storage. The Black ZN750 comes equipped with SanDisk TLC memory. This NVMe is offered also in three capacities: 2 Tb, 1 Tb and 250 Gb volume sizes.

Performance and benchmarks

Western Digital Black ZN750 works on PCIe M.2 3.0 x 4 expansion standard with sequential write speeds equals to 3000 MB/s, and read speeds 3400 MB/s. Black ZN750 has IOPS 515000 on writing and 560000 on reading operations.

Endurance and warranty

Western Digital give 5 years warranty for this product limited by 450 Total Bytes Written. As well it has 1.75 million hours MTBF.

Specs

Category Value
Capacity 500 Gb
Interface M.2 3.0 x 4
Controller SanDisk 20-82-007011
Memory type SanDisk TLC
DRAM SK Hynix 1GB DDR4 SDRAM
Read speed (Mb/s) 3400
Write speed (Mb/s) 3000
Read IOPS 560000
Write IOPS 515000
Endurance (TBW) 450
MTBF (million hours) 1.75
Warranty (years) 5

Conclusion

Western Digital Black ZN750 500Gb use PCIe 3 that is significantly slower than PCIe 4. The write speed is 3000 Mbps, that is average value for this interface. The Western Digital Black ZN750 has endurance 450 TBW, that is quite well compared to closest competitors. Weighing all these factors, Western Digital Black ZN750 500Gb is a well-balanced NVMe SSD.

+ Pros

  • Good writing speed
  • Endurance

- Cons

  • PCIe 3.0
  • Capacity

Buy this or similar SSD:

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. DRAM makes drive faster, but also more expensive.

The Western Digital Black ZN750 due to the low density of memory chips may last without further cooling systems. Some motherboards designed with additional cooling above or below the storage for better performance during times of heavy loads.

The Western Digital Black ZN750 500Gb has maximum write speed 3000 Mb/s, read speed 3400 Mb/s. It run on SanDisk 20-82-007011 controller and M.2 3.0 x 4 interface standard. The NAND flash memory type is SanDisk TLC.
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