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The WD Black SN770 1 TB is a powerful, value-focused Gen4 NVMe SSD that delivers impressive sequential and random performance, solid endurance, and energy efficiency—all wrapped in a minimalist, DRAM-less package. It’s an excellent choice for gamers and performance enthusiasts looking to upgrade without breaking the bank.

WD Black SN770 NVMe 1TB, Upto 5150MB/s, 5Y Warranty

SKU: WDS500G3XHC
₹16,636.00Price
Taxes Included |
Color: Black
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    • Form Factor & Interface

      • M.2 2280 (80×22×2.38 mm), single-sided, ultra-thin design

      • PCIe Gen4 ×4, NVMe protocol Dong Knows TechStorageReview.com

    • Sequential Performance

      • Read: Up to 5,150 MB/s

      • Write: Up to 4,900 MB/s StorageReview.comTom's HardwareHotHardware

    • Random IOPS (4K)

      • Read: Up to 740,000 IOPS

      • Write: Up to 800,000 IOPS StorageReview.comTom's HardwareHotHardware

    • Endurance & Reliability

      • Terabytes Written (TBW): 600 TBW for 1 TB model StorageReview.comDong Knows Tech

      • Mean Time to Failure (MTTF): 1.75 million hours StorageReview.com

      • Warranty: 5-year limited StorageReview.comdocuments.westerndigital.com

    • Controller & NAND

      • Utilizes WD’s in-house 4-channel controller

      • DRAM-less design (relies on Host Memory Buffer, HMB)

      • Paired with TLC-based BiCS5 NAND RedditClub386

    • Power Efficiency & Thermal Handling

      • Up to 20% more power efficiency compared to SN750 SE (1 TB model) documents.westerndigital.comNewegg.com

      • Optimized PCB layout to separate controller and NAND for improved heat dissipation; supports a “Game Mode” to enhance thermal performance documents.westerndigital.com

    • Additional Features

      • Compatible with Microsoft’s DirectStorage technology

      • Supports tuning and monitoring via WD Black Dashboard (Windows only)

  • Attribute Specification
    Interface PCIe Gen4 x4 (NVMe)
    Read Speed Up to 5,150 MB/s
    Write Speed Up to 4,900 MB/s
    Random Read IOPS Up to 740,000
    Random Write IOPS Up to 800,000
    Endurance (TBW) 600 TBW
    Warranty 5-year limited
    MTTF 1.75 million hours
    Controller In-house, DRAM-less (HMB)
    NAND BiCS5 TLC
    Power Efficiency ~20% improvement vs. SN750 SE
    Thermals Game Mode + PCB layout
    Extras DirectStorage support, Dashboard integration
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