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Shop all 595 productsGen4 gaming speed with low power and heat, at a mainstream price.
The WD_BLACK SN770 2TB is a PCIe Gen4 x4 NVMe M.2 2280 SSD for gaming desktops and laptops. Reading at up to 5,150MB/s and writing at up to 4,850MB/s, with a 1,200 TBW endurance rating and power-efficient design, it loads games quickly and runs cool in compact systems.
Gen4 Speed Without the Heat and Power Penalty
Flagship Gen4 SSDs are fast, but they can run hot and draw more power, which matters in gaming laptops and small form factor PCs. Many gamers want Gen4 load times without the thermal issues.
The SN770 uses an efficient WD in-house controller with Host Memory Buffer to deliver up to 5,150MB/s while keeping power and temperatures down. The result is fast loading and steady performance in tight spaces.
Fast Loading for Modern Games
Sequential reads up to 5,150MB/s and random reads up to 650K IOPS cut load times compared with Gen3 and SATA drives. The SN770 works well with DirectStorage-capable games.
Efficient and Durable
The SN770’s power efficiency extends laptop battery life and reduces heat. Its 1,200 TBW rating at 2TB supports years of downloads and installs.
Setup Instructions
How to Install the WD_BLACK SN770 2TB
- Shut down and unplug your PC or laptop and ground yourself.
- Locate an M.2 2280 PCIe slot (Gen4 recommended) and remove any cover.
- Insert the SSD, press it flat and secure it with the M.2 screw.
- Initialize the drive in Disk Management and install WD_BLACK Dashboard for Game Mode.











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