Western Digital Black SN770 500Gb NVMe specs

Posted on November 23, 2022 by Raymond Chen

Western Digital's Black SN770 SSD works on PCIe M.2 4.0 x 4 expansion standard. Read below about this SSD on our page.

Western Digital Black SN770 500Gb NVMe specs

Western Digital's 500Gb Black SN770 internal SSD is powered by SanDisk. The Black SN770 comes equipped with TLC memory. This drive besides, available in 3 capacities: 250 Gb, 1 Tb and 2 Tb.

Performance and benchmarks

Drive works on PCIe M.2 4.0 x 4 with maximum read speeds 5150 MB/s, and sequential write speeds 4900 Mbps. It also has IOPS 800000 on writing and 650000 on reading operations.

Endurance and warranty

Manufacturer provide 5 years warranty that limited by endurance 1200 TBW.

Specs

Category Value
Capacity 500 Gb
Interface M.2 4.0 x 4
Controller SanDisk
Memory type TLC
DRAM n/a
Read speed (Mb/s) 5150
Write speed (Mb/s) 4900
Read IOPS 650000
Write IOPS 800000
Endurance (TBW) 1200
MTBF (million hours) n/a
Warranty (years) 5

Conclusion

Black SN770 (500Gb) produced by Western Digital may work on PCIe 4.0 that is undoubtedly faster than PCIe 3.0. The write speed is 4900 Mb/s, that is okay for this computer expansion bus standard. The Western Digital Black SN770 has endurance 1200 TBW, that is really good in comparison with competitors. When everything is weighed in the balance, our site recommend to buy Western Digital Black SN770 500Gb for your PC.

+ Pros

  • Good writing speed
  • PCIe 4.0
  • Endurance

- Cons

  • Capacity

Buy this or similar SSD:

Video Review

WD Black SN770 SSD Review – Mid Range Gaming Greatness?

FAQ

The Western Digital Black SN770 500Gb is DRAMless SSD or data about it is not known. DRAM makes drive faster, but more expensive.

The Western Digital Black SN770 500Gb due to the low density of memory chips able to function without extra heat sinks. Some motherboards or laptops designed with thermal pads below and above the storage for improving productivity during times of heavy loads.

The Western Digital Black SN770 has sequential write speed 4900 Mb/s, maximum read speed 5150 Mb/s. SSD operate on SanDisk controller and M.2 4.0 x 4 interface standard. The NAND memory type is TLC.
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