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PNY CS3250 2TB
Western Digital WD Black SN8100 1TB

PNY CS3250 2TB Western Digital WD Black SN8100 1TB

Common Features

  • ✓ Both products are M2 type.
  • ✓ Both products are NVMe SSDs.
  • ✓ Both products use TLC SSD storage type.
  • ✓ Both products support PCI Express (PCIe) version 5.
  • ✓ Both products have 8 controller channels.
  • ✓ Both products come with a 5-year warranty period.
  • ✓ Neither product has an integrated heatsink.
  • ✓ Neither product has RGB lighting.

Main Differences

  • • Sequential write speed is 14000 MB/s on PNY CS3250 2TB and 11000 MB/s on Western Digital WD Black SN8100 1TB.
  • • SSD cache is HMB (Host Memory Buffer) on PNY CS3250 2TB and DRAM cache on Western Digital WD Black SN8100 1TB.
  • • Internal storage is 2000GB on PNY CS3250 2TB and 1000GB on Western Digital WD Black SN8100 1TB.
  • • Controller is Phison PS5028-E28-86 on PNY CS3250 2TB and Silicon Motion SM2508 on Western Digital WD Black SN8100 1TB.
  • • Terabytes Written (TBW) is 1400 on PNY CS3250 2TB and 600 on Western Digital WD Black SN8100 1TB.
Specs Comparison
PNY CS3250 2TB

PNY CS3250 2TB

Western Digital WD Black SN8100 1TB

Western Digital WD Black SN8100 1TB

Read speed:
sequential read speed 14900 MB/s 14900 MB/s

Both the PNY CS3250 2TB and the Western Digital WD Black SN8100 1TB have identical sequential read speeds of 14900 MB/s. This means that, in terms of read performance, both drives offer the same rate for reading data sequentially, ensuring a comparable experience in tasks that rely on high-speed data access.

Neither drive has a clear advantage in terms of sequential read speed, as their values match exactly. Whether you're working with the PNY or the Western Digital, you'll get the same maximum throughput in sequential read operations.

Overall, when considering sequential read speeds alone, both drives are on equal footing, with no discernible difference between them based on the provided specifications.

Write speed:
sequential write speed 14000 MB/s 11000 MB/s

The PNY CS3250 2TB and the Western Digital WD Black SN8100 1TB differ in their sequential write speeds. The PNY CS3250 offers a sequential write speed of 14000 MB/s, while the Western Digital WD Black SN8100 provides a slightly lower sequential write speed of 11000 MB/s.

This means that the PNY drive is capable of writing data sequentially at a faster rate compared to the Western Digital drive, with a difference of 3000 MB/s between them.

In summary, the PNY CS3250 2TB has a higher sequential write speed than the Western Digital WD Black SN8100 1TB based on the provided specifications.

General info:
type M2 M2
SSD cache HMB (Host Memory Buffer) DRAM cache
Is an NVMe SSD ✓ ✓
internal storage 2000GB 1000GB
release date October 2025 May 2025
controller Phison PS5028-E28-86 Silicon Motion SM2508
SSD storage type TLC TLC
PCI Express (PCIe) version 5 5
Controller channels 8 8
Terabytes Written (TBW) 1400 600
warranty period 5 years 5 years
Has an integrated heatsink ✕ ✕
has RGB lighting ✕ ✕

The PNY CS3250 2TB and the Western Digital WD Black SN8100 1TB share some similarities, but there are notable differences. Both are M.2 NVMe SSDs with PCIe 5.0 support and use TLC NAND for storage. They also both have 8 controller channels. However, the PNY CS3250 has a larger internal storage capacity at 2000GB, compared to the 1000GB of the Western Digital WD Black SN8100.

In terms of SSD cache, the PNY CS3250 utilizes HMB (Host Memory Buffer), while the Western Digital WD Black SN8100 uses a DRAM cache. The PNY drive is powered by the Phison PS5028-E28-86 controller, while the Western Digital drive uses the Silicon Motion SM2508 controller. When it comes to Terabytes Written (TBW), the PNY CS3250 has a much higher TBW rating of 1400, while the Western Digital is rated for 600 TBW.

Both drives come with a 5-year warranty, and neither features an integrated heatsink or RGB lighting. Overall, the PNY CS3250 offers more storage and higher endurance, while the Western Digital WD Black SN8100 has a smaller storage capacity and lower TBW, but both are equipped with high-performance specifications for demanding use cases.

Comparison Summary

This is a specification comparison between PNY CS3250 2TB and Western Digital WD Black SN8100 1TB. Both products are M2 type, NVMe SSDs with TLC storage, and support PCIe 5. They also feature 8 controller channels and come with a 5-year warranty. The PNY CS3250 2TB offers higher sequential write speed at 14000 MB/s compared to 11000 MB/s on the Western Digital WD Black SN8100 1TB. The PNY CS3250 2TB has a larger 2000GB of internal storage, while the Western Digital WD Black SN8100 1TB offers 1000GB. Additionally, the PNY model uses HMB cache, while the Western Digital model utilizes DRAM cache. The Terabytes Written (TBW) value is significantly higher at 1400 for the PNY CS3250 2TB versus 600 for the Western Digital WD Black SN8100 1TB.