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WD_BLACK SN8100 2TB vs 9100 PRO 2TB

Western Digital · Released May 13, 2025

WD_BLACK SN8100 2TB

  • Form factorM.2 2280
  • ConnectorM key
  • InterfacePCIe 5.0 x4 NVMe
  • M key: Fits M.2 slots with an M key, the usual NVMe slot.
Sequential Read
14,900MB/s
Random Read
2,300K IOPS
Sequential Write
14,000MB/s
Capacity
2,000GB
Endurance
1,200TBW

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Western Digital
WD_BLACK SN8100 2TB (leads in this view)
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WD_BLACK SN8100 2TB has about a 6% higher spec score than 9100 PRO 2TB and launched at $20 less.

$279(better)
Launch MSRP
$299
100(better)
Spec score
94.6
14,900MB/s(better)
Sequential Read
14,700MB/s
2,300K IOPS(better)
Random Read
1,850K IOPS
14,000MB/s(better)
Sequential Write
13,400MB/s
2,000GB
Capacity
2,000GB
1,200TBW
Endurance
1,200TBW
4.3TBW/$(better)
Endurance per $
4.01TBW/$
M.2 2280
Form factorSame
M.2 2280
M key
ConnectorSame
M key
PCIe 5.0 x4 NVMe
InterfaceSame
PCIe 5.0 x4 NVMe
Yes, at PCIe 4.0 speed; add a heatsink up to 11.25 mm tall
PS5 storage upgradeSame
Yes, at PCIe 4.0 speed; add a heatsink up to 11.25 mm tall
May 13, 2025
Released
Mar 18, 2025