WDS400T1X0M
WD Black SN8100 · 4TB
TLC
NVMe ✓ DRAM cache
$849
($212.25/TB)
Best price at Amazon · US
Last checked Sep 6, 2026 · Price and availability subject to change.
Specifications
- Capacity
- 4 TB
- Interface
- NVMe
- Form factor
- M.2
- Class
- Desktop
- NAND
- TLC
- Endurance
- 2,400 TB
- DRAM cache
- ✓
- Power-loss protection
- ✗
- Sustained write
- -
- Data confidence
- High
Endurance
Rated endurance (TBW)2,400 TB written
Drive writes per day-
Power-loss protectionNo
Endurance is the manufacturer's warranty rating (TBW / DWPD), not a measured failure rate - SSDs aren't in Backblaze's HDD-focused failure data.
Price history
US · cheapest per day
$849 latest
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