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The WD_BLACK SN850X 4TB NVMe SSD is a high-performance M.2 2280 internal drive delivering up to 7,300 MB/s read and 6,300 MB/s write speeds. Designed for gamers and professionals, it features SanDisk TLC 3D NAND, optional heatsink cooling, and a customizable WD_BLACK Dashboard with Game Mode 2.0. With a sleek form factor and robust 4TB capacity, it ensures ultra-fast load times, reliable storage, and thermal management for peak performance.











| ASIN | B0B7CQ2CHH |
| Additional Features | WD_BLACK Dashboard |
| Best Sellers Rank | #4 in Internal Solid State Drives |
| Brand | Sandisk |
| Built-In Media | Internal SSD |
| Cache Memory Installed Size | 4 |
| Color | Black |
| Compatible Devices | Laptop, Motherboards |
| Compatible Video Game Console Models | Sony PlayStation 5 |
| Connectivity Technology | NVMe |
| Customer Package Type | Standard Packaging |
| Customer Reviews | 4.8 4.8 out of 5 stars (17,432) |
| Data Transfer Rate | 7300 Megabytes Per Second |
| Digital Storage Capacity | 4000 GB |
| Enclosure Material | Information Not Available |
| Form Factor | M.2 2280 |
| Global Trade Identification Number | 00718037891378 |
| Hard Disk Description | Solid State Drive |
| Hard Disk Form Factor | 2.5 Inches |
| Hard Disk Interface | PCIE x 4 |
| Hard-Drive Size | 4000 GB |
| Hardware Connectivity | Solid State Drive |
| Hardware Platform | PC |
| Installation Type | Solid State Drive |
| Item Dimensions L x W x Thickness | 3.15"L x 0.87"W x 0.09"Th |
| Item Weight | 7.5 Grams |
| Manufacturer | Sandisk Technologies, Inc. |
| Media Speed | 6600 |
| Mfr Part Number | WDS400T2X0E |
| Model Name | WD_BLACK SN850X NVMe SSD |
| Model Number | WDS400T2X0E |
| Number of Items | 1 |
| Read Speed | 7300 Megabytes Per Second |
| Specific Uses For Product | Gaming |
| UPC | 718037891378 |
| Unit Count | 1.0 Count |
| Warranty Description | 5 year limited warranty |
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