Western Digital Black SN850 500Gb SSD tech specifications

Posted on November 07, 2022 by Raymond Chen

Should you buy Western Digital Black SN850 500Gb and extra specs watch on this site.

Western Digital Black SN850 500Gb SSD tech specifications

Western Digital Black SN850 500Gb works on SanDisk 8-Channel. The SSD write a data location map on Dynamic-Random Access Memory DDR4 to launch a programs without delays. The Black SN850 comes equipped with 96L Bics4 memory. Internal SSD also available in 2 Tb and 1 Tb capacities.

Performance and benchmarks

SSD use PCIe M.2 4.0 x 4 computer expansion bus standard with maximum read speeds 7000 MB/s, and write speeds 5100 Mbps. Black SN850 has input/output performance 1000000 on reading and 710000 on writing operations.

Endurance and warranty

Western Digital give 5 years warranty for this product limited by 300 Total Bytes Written. The Black SN850 has 1.75 million hours MTBF.

Specs

Category Value
Capacity 500 Gb
Interface M.2 4.0 x 4
Controller SanDisk 8-Channel
Memory type 96L Bics4
DRAM DDR4
Read speed (Mb/s) 7000
Write speed (Mb/s) 5100
Read IOPS 1000000
Write IOPS 710000
Endurance (TBW) 300
MTBF (million hours) 1.75
Warranty (years) 5

Conclusion

Black SN850 (500Gb) produced by Western Digital use PCIe 4.0 that is undoubtedly faster than PCIe 3. The maximum write speed is 5100 Mbps, that is faster than has other rivals. The Western Digital Black SN850 can write 300 TBW, that is not very much against rivals. When everything is weighed in the balance, Western Digital Black SN850 500Gb is a well-rounded SSD.

+ Pros

  • Excellent writing speed
  • PCIe 4.0

- Cons

  • Capacity
  • Writing speed

Buy this or similar SSD:

Video Review

WD Black SN850 NVMe M.2 SSD - it's toasty!

FAQ

The Western Digital Black SN850 has DDR4. DRAM in their controller help to improve I/O performance and endurance.

The Western Digital Black SN850 due to the low density of memory chips able to work with no extra heat sinks. Some laptops or motherboards designed with additional cooling above and below the SSD to enhance performance during times of heavy loads.

The Western Digital Black SN850 500Gb has write speed 5100 Mbps, read speed 7000 Mb/s. NVMe works on SanDisk 8-Channel controller and M.2 4.0 x 4 high-speed serial computer expansion bus standard. The memory type is 96L Bics4.
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