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WD_BLACK SN7100 1TB M.2 NVMe PCIe Gen4 Internal Gaming SSD
KSh 31,800.00
Feature Detailed Specification
Model Number WDS100T4X0E
Storage Capacity 1TB (1,000 Gigabytes)
Form Factor Profile M.2 2280 (Single-Sided Architecture Layout)
Interface Protocol PCIe Gen 4.0 x4 (NVMe 2.0 Compliance Standard)
NAND Flash Profile Kioxia 218-layer BiCS8 3D TLC NAND
Controller Silicon Proprietary WD Polaris 3 (4-Channel)
DRAM Cache Cache None (DRAM-less with 64MB Host Memory Buffer / HMB)
Burst Cache Technology Advanced Hybrid Pseudo-SLC Caching (~330GB SLC Cache Pool)
WD_BLACK SN7100 1TB M.2 NVMe PCIe Gen4 Internal Gaming SSD
Lock in elite, level-conquering speeds with the WD_BLACK SN7100 1TB NVMe PCIe Gen4 SSD. Engineered tailored for competitive esports gamers, high-end laptop upgrades, handheld gaming consoles (like the ROG Ally and Steam Deck via adapter), and power users, this premium DRAM-less solid-state drive unleashes the maximum potential of the Gen4 x4 interface. Delivering spectacular sequential read speeds up to 7,250 MB/s, it obliterates loading screens, eliminates in-game texture stutter, and comfortably handles complex AI applications. Built with a ultra-slim, single-sided M.2 2280 profile, it delivers unmatched performance-per-watt to keep your system running cool and fast under pressure.
Technical Specifications
| Feature | Detailed Specification |
| Model Number | WDS100T4X0E |
| Storage Capacity | 1TB (1,000 Gigabytes) |
| Form Factor Profile | M.2 2280 (Single-Sided Architecture Layout) |
| Interface Protocol | PCIe Gen 4.0 x4 (NVMe 2.0 Compliance Standard) |
| NAND Flash Profile | Kioxia 218-layer BiCS8 3D TLC NAND |
| Controller Silicon | Proprietary WD Polaris 3 (4-Channel) |
| DRAM Cache Cache | None (DRAM-less with 64MB Host Memory Buffer / HMB) |
| Burst Cache Technology | Advanced Hybrid Pseudo-SLC Caching (~330GB SLC Cache Pool) |
| Max Sequential Read Speed | Up to 7,250 MB/s |
| Max Sequential Write Speed | Up to 6,900 MB/s |
| Random Read 4KB (Max) | Up to 1,000,000 IOPS |
| Random Write 4KB (Max) | Up to 1,400,000 IOPS |
| Endurance Matrix Rating | 600 TBW (Total Bytes Written) |
| Reliability Rating (MTTF) | Up to 1.75 Million Hours |
| Operating Temperature | 0°C to 85°C |
| Software Support Ecosystem | WD_BLACK Dashboard (with Game Mode), Acronis True Image WD Edition |
| Warranty Support | 5-Year Limited Manufacturer Warranty |
WD_BLACK SN7100 1TB NVMe PCIe Gen4 SSD Key Features & Value Propositions
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Next-Wave Gen4 Performance Upgrades: The WD_BLACK SN7100 NVMe SSD pushes close to the theoretical ceilings of PCIe Gen4, providing a massive 35% performance jump over previous-generation legacy drives like the SN770.
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Next-Gen 218-Layer TLC NAND: Built with high-tier BiCS8 3D TLC NAND, this module avoids slow performance pitfalls by relying on authentic triple-level cell memory instead of less durable QLC alternatives.
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Industry-Leading Power Efficiency: Yielding up to 100% better power efficiency at top speeds over older models, this DRAM-less engine preserves critical battery life inside gaming handhelds and thin laptops while keeping internal thermal ceilings stable.
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Massive Dynamic SLC Cache: Features a generous ~330GB dynamic pseudo-SLC cache pool, absorbing massive multiplayer game updates and file downloads instantly without experiencing structural data write slumps.
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WD_BLACK Dashboard Integration: Take direct control of your storage environment by toggling on Game Mode within the downloadable utility dashboard to reduce local latency and maximize performance output.
WD_BLACK SN7100 1TB NVMe PCIe Gen4 SSD Pros & Cons
Pros
- Elite read and write metrics (~7.25 GB/s) dominate standard host memory buffer (HMB) layouts.
- Single-sided physical build fits cleanly inside tight spaces like thin ultrabooks and mobile hardware.
- Outstanding power-per-watt efficiency lowers operating heat and saves mobile battery runtimes.
- Backed by a reliable 5-year official factory warranty for ongoing peace of mind.
Cons
- Continuous, massive data writes past the 330GB SLC cache boundary will see speeds adjust to native TLC folding baselines.
- Ships bare without a pre-installed aluminum metal heatsink (motherboard or console heatspreaders recommended).
WD_BLACK SN7100 1TB NVMe PCIe Gen4 SSD Variation Price Table (Estimated Kenya Market)
| SSD Line Selection | Maximum Read/Write Speeds | Interface Setup Matrix | Estimated Price (Ksh) |
| WD_BLACK SN7100 500GB | 6,800 MB/s / 5,800 MB/s | M.2 2280 PCIe Gen4 NVMe | 9,500 |
| WD_BLACK SN7100 1TB (Current) | 7,250 MB/s / 6,900 MB/s | M.2 2280 PCIe Gen4 NVMe | 15,800 |
| WD_BLACK SN7100 2TB | 7,250 MB/s / 6,900 MB/s | M.2 2280 PCIe Gen4 NVMe | 26,500 |
WD_BLACK SN7100 1TB NVMe PCIe Gen4 SSD Suitable Application Areas
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Hardcore Gaming & eSports: Slashing level load cycles, optimizing open-world texture streaming, and providing lag-free responses in competitive multiplayer layouts.
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PlayStation 5 Storage Expansion: Fully meets and exceeds all physical and performance metrics required to expand console library limits smoothly.
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Handheld Gaming Handhelds: Excellent choice for upgrading internal drives via adapter plates on mobile decks due to its compact frame and exceptional energy control curves.
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AI and Creative Workstations: Seamless multitasking arrays for compilation tasks, compiling large code streams, and managing multi-layer video workflows.
Verdict
The WD_BLACK SN7100 1TB M.2 NVMe PCIe Gen4 SSD confidently earns its spot as a premier gaming component choice in the current storage market. By masterfully matching next-gen 218-layer TLC NAND with a hyper-efficient Polaris 3 controller architecture, Western Digital delivers high-tier performance without the power-hungry or expensive requirements of traditional flagship storage modules. For gamers, console owners, and creators in Kenya intent on deploying blazing-fast system storage that stays cool and reliable, this 1TB drive represents an incredibly efficient investment.
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