Description
ModelWDS400T1X0M
The WD BLACK SN8100 4 TB represents Western Digital’s latest flagship PCIe 5.0 ×4 NVMe SSD, engineered for enthusiasts, creators, and professionals demanding next-generation performance.
Harnessing the PCIe Gen 5 interface and NVMe 2.0 controller, it achieves read speeds up to 14 900 MB/s and write speeds up to 14 000 MB/s, setting a new benchmark for desktop and workstation storage. With over 2.3 million IOPS random throughput, it delivers instantaneous data access, lightning-fast game loads, and smooth workflow responsiveness for 4K/8K editing or large project files.
Its M.2 2280 form factor fits seamlessly into modern motherboards and high-performance laptops. Despite its immense speed, the SN8100 maintains efficient power consumption (~7 W), minimizing heat output and maximizing reliability.
The drive’s 2 400 TBW endurance ensures years of heavy-duty use, while the WD BLACK reliability pedigree guarantees sustained performance under continuous loads. Optional heatsink models provide additional thermal control for extreme workloads.
With a 5-year limited warranty, the WD BLACK SN8100 4 TB is the ultimate upgrade for gamers, professionals, and creators looking to push performance limits.
Why It’s a Great Choice
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Flagship PCIe 5.0 performance: Up to 14 900 MB/s read speeds ensure near-instant data access and ultra-fast game loads.
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High endurance: 2 400 TBW durability for long-term professional workloads and gaming libraries.
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Future-ready: Full PCIe 5.0 ×4 bandwidth + backward compatibility with Gen 4 systems.
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Thermally efficient: Low-power design (~7 W active) with optional heatsink models for cooling flexibility.
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Compact versatility: M.2 2280 form factor fits desktops, workstations, and performance laptops.
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Trusted reliability: WD BLACK build quality and a 5-year warranty ensure confidence for years.
Specifications
| Specification | Details |
|---|---|
| Model | WDS400T1X0M-00CMT0 |
| Series | WD BLACK SN8100 |
| Capacity | 4 TB |
| Interface | PCIe 5.0 ×4 / NVMe 2.0 |
| Form Factor | M.2 2280 |
| Sequential Read | Up to 14 900 MB/s |
| Sequential Write | Up to 14 000 MB/s |
| Random Read (IOPS) | Up to 2.3 M |
| Random Write (IOPS) | Up to 2.1 M |
| Endurance (TBW) | 2 400 TBW (4 TB Model) |
| NAND Flash | 3D TLC NAND |
| Controller | WD Proprietary PCIe Gen 5 |
| Power Draw | ~7 W Active |
| Shock Resistance | 1 500 G / 0.5 ms |
| Operating Temp. | 0 °C – 70 °C |
| Dimensions | 80 × 22 × 2.38 mm |
| Compatibility | PCIe 5.0 / 4.0 Backward Compatible |
| Warranty | 5 Years Limited |


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