M.2 NVMe SSDs

WD_BLACK SN8100 4TB (without heatsink)

Why choose it

The 4TB SN8100 puts a large file library in one compatible M.2 2280 NVMe slot. Allow clearance for its 2.38mm bare-module height. Its limited warranty ends after five years or the 2,400TB write allowance, whichever comes first.¹²

Explore M.2 NVMe SSDs Explore specifications

Capacity: 4,000 GB¹
M.2 form factor: M.2 2280¹
PCIe generation: PCIe® GEN 5X4 NVMe™ 2.0¹

The details

Specifications

Core specifications6

WD_BLACK SN8100 4TB (without heatsink): core specifications
Capacity	4,000 GB¹
PCIe generation	PCIe® GEN 5X4 NVMe™ 2.0¹
Endurance	2,400 TB (Workload: Projected values using JEDEC client workload JESD219, as specified in manufacturer technical sheet)²
Flash cell type	Tlc¹
DRAM cache	Yes¹
Warranty	5 years (Duration: 5 years or Max Endurance TBW limit, whichever occurs first; region-specific terms)¹

Fit and compatibility1

WD_BLACK SN8100 4TB (without heatsink): fit and compatibility
M.2 form factor	M.2 2280¹

More specifications3

WD_BLACK SN8100 4TB (without heatsink): more specifications
NVMe version	NVMe™ 2.0¹
Flash memory	TLC 3D CBA NAND¹
Drive height	2.38 mm¹

Specifications not documented (11)

Sequential read speed, Sequential write speed, Random read, Hardware encryption, Write cache, Idle power, Single-sided build, Heatsink included, Random write, Controller, Cooling requirements.

Compare the tradeoffs

Alternatives

Explore M.2 NVMe SSDs

Crucial T705 2TB

Capacity: 2,048 GB³
PCIe generation: Gen5⁴
Sequential read speed: 14,500 MB/s (Environment: Windows 11 Core isolation disabled for performance measurement. Fresh out-of-box (FOB) state is assumed.; Test method: Typical I/O performance as measured using CrystalDiskMark® with a queue depth of 512 and write cache enabled.)⁵

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