---
product_id: 647127694
title: "WD_BLACK SN850X 8TB, M.2 double-sided 2280 NVMe, Read speeds up to 7300 MB/s, Write speeds up to 6,600 MB/s, Gaming Expansion, PCIe Gen4 NVMe, High Performance Internal SSD, Black"
brand: "sandisk"
price: "1875396CFA"
currency: XOF
in_stock: true
reviews_count: 13
category: "San Disk"
url: https://www.desertcart.sn/products/647127694-wd-black-sn850x-8tb-m-2-double-sided-2280-nvme
store_origin: SN
region: Senegal
---

# Up to 7300 MB/s read speed Massive 8TB capacity Advanced thermal management & optional heatsink WD_BLACK SN850X 8TB, M.2 double-sided 2280 NVMe, Read speeds up to 7300 MB/s, Write speeds up to 6,600 MB/s, Gaming Expansion, PCIe Gen4 NVMe, High Performance Internal SSD, Black

**Brand:** sandisk
**Price:** 1875396CFA
**Availability:** ✅ In Stock

## Summary

> 🚀 Unlock Elite Speed & Storage — Dominate Your Digital World

## Quick Answers

- **What is this?** WD_BLACK SN850X 8TB, M.2 double-sided 2280 NVMe, Read speeds up to 7300 MB/s, Write speeds up to 6,600 MB/s, Gaming Expansion, PCIe Gen4 NVMe, High Performance Internal SSD, Black by sandisk
- **How much does it cost?** 1875396CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/647127694-wd-black-sn850x-8tb-m-2-double-sided-2280-nvme)

## Best For

- sandisk enthusiasts

## Why This Product

- Trusted sandisk brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Massive 8TB Storage:** Store your entire game library and creative projects without compromise—never delete to upgrade again.
- • **Future-Proof & Reliable:** Backed by 5-year warranty and 1200 TBW endurance rating—built to last through your next-gen gaming and professional workloads.
- • **Blazing PCIe Gen4 Speeds:** Experience near-instant load times with up to 7300 MB/s read and 6600 MB/s write speeds—because every second counts.
- • **WD_BLACK Dashboard Control:** Customize RGB lighting, monitor drive health, and activate Game Mode 2.0 for optimized gaming performance.
- • **Adaptive Thermal Management:** Stay cool under pressure with built-in ATM and optional heatsink, ensuring peak performance during marathon sessions.

## Overview

The WD_BLACK SN850X 8TB M.2 NVMe SSD delivers ultra-fast PCIe Gen4 performance with read speeds up to 7300 MB/s and write speeds up to 6600 MB/s. Designed for gamers and professionals, it offers massive 8TB capacity using reliable SanDisk TLC 3D NAND, advanced thermal management including optional heatsink, and customizable RGB lighting via WD_BLACK Dashboard. With features like Predictive Loading and Game Mode 2.0, it ensures sustained peak performance and future-proof compatibility, all backed by a 5-year warranty.

## Description

From the manufacturer Get the Ultimate Gaming Edge Insane speeds up to 7,300 MB/s(1), (1TB - 4TB models) deliver top-tier performance with ridiculously short load times for the elite gaming experience you’ve been waiting for. More Room for More Games Capacities up to 8TB(2) built with SANDISK TLC 3D NAND, means you get to keep more games at the ready — and get into the action even faster. Do More w/ SANDISK Dashboard The downloadable SANDISK Dashboard (Windows only) monitors your drive’s health, and lets you customize your RGB lighting. Future-forward Features The WD_BLACK SN850X SSD - Powered by Sandisk boasts a suite of features, including Predictive Loading, Overhead Balancing, and ATM(4). DirectStorage Supported Improve load times and get precious time back with Microsoft DirectStorage technology. Compare Our Products WD_BLACK SN850X NVMe SSD WD Blue SN5100 NVMe SSD WD_BLACK SN7100 NVMe SSD WD_BLACK SN8100 NVMe SSD Legal Disclaimers (1) Based on read speed. 1 MB/s = 1 million bytes per second. Based on internal testing; performance may vary depending upon host device, usage conditions, drive capacity, and other factors. (2) 1GB = 1 billion bytes and 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment.​ (3) PCIe Gen4 storage technology requires a compatible motherboard. WD_BLACK SN850X is backwards-compatible with PCIe Gen3.​ (4) Requires the downloadable WD_BLACK Dashboard (Windows only)​. SANDISK, the SANDISK logo and nCache are registered marks or marks of Sandisk Corporation or its affiliates in the U.S. and/or other countries. WD_BLACK and the WD_BLACK logo are registered marks or marks of Western Digital Corporation or its affiliates in the U.S. and/or other countries. The NVMe word mark is a mark of NVM Express, Inc. PCIe is a registered mark of PCI-SIG. Windows and Microsoft are registered marks or marks of the Microsoft group of companies. All other marks are the property of their respective owners. Product specifications subject to change without notice. Pictures shown may vary from actual products. 2025 Sandisk Corporation or its affiliates. All rights reserved.

Review: Best drive I have every bought, very fast. 2 years and still going great. - WD_Black SN850X NVMe SSD 4TB (Up to 7,300 MB/s read speed, up to 6,600 MB/s write speed. M.2 2280, PCIe Gen 4 Powered by Sandisk Very fast as an external boot drive for my Mac. I have used this for 2 years so far and it has been a game changer for me to have external storage fast enough to boot from. I use it for gaming and everyday business use. No problems with it at all, completely seamless performance. Very good quality item and 2 years ago was very good value for money. I wish I had bought two!
Review: The New Gold Standard for PCIe 4.0 Gaming - The WD_BLACK SN850X in the 2TB capacity is a definitive update to an already legendary line, firmly positioning itself as a top-tier performer in the PCIe Gen 4 NVMe market. For any modern enthusiast or power user—especially gamers running large titles on a high-performance system like my Windows machine, Gengar—this drive provides a tangible upgrade in responsiveness, load times, and overall system snappiness. Blazing Speed and Consistent Performance The advertised sequential read speed of up to 7,300 MB/s is backed up by equally impressive sequential writes of up to 6,600 MB/s (for the 2TB model). These speeds are pushing the theoretical limits of the PCIe 4.0 interface. Gaming Load Times: The most noticeable benefit is the near-instantaneous loading of huge environments in modern games. The drive's strong random read/write IOPS performance (up to 1,200K/1,100K) means not only do sequential transfers fly, but the small-file operations that govern OS responsiveness and application launching are incredibly fast. Sustained Transfers: Unlike some budget drives that choke after transferring a large file, the SN850X maintains its blistering speed. This is crucial for content creators or engineers who frequently move massive media libraries or project files. Endurance and Longevity The 2TB model is rated for 1,200 TBW (Terabytes Written), backed by a 5-year limited warranty. This endurance rating is excellent for a consumer drive and offers significant peace of mind. Given that the average user rarely hits these thresholds, this drive is built to last far beyond the typical upgrade cycle. Form Factor and Management The standard M.2 2280 form factor makes installation straightforward in nearly any desktop or laptop supporting PCIe Gen 4. For those installing into systems with limited airflow, the non-heatsink version is sleek and easily fits under a motherboard's built-in M.2 thermal guard. Western Digital's WD_BLACK Dashboard software is worth downloading (for Windows users). It allows you to monitor drive health, thermal performance, and activate Game Mode 2.0. This feature is designed to optimize the drive’s operation when detecting game launches, ensuring maximum sustained speed by disabling low power states and prioritizing game-related I/O. The Verdict If you are currently running an older PCIe 3.0 NVMe drive or, worse, a SATA SSD, the WD_BLACK SN850X is arguably the best single upgrade you can make to your PC. It offers world-class performance for the PCIe 4.0 generation, excellent longevity, and the reliable engineering expected from the WD_BLACK line. For a primary boot/gaming drive that will eliminate loading screens and maintain rapid response times, this 2TB model is a stellar, professional choice.

## Features

- TRANFORM YOUR PC: Insane speeds up to 7,300MB/s (1TB - 4TB models) deliver top-tier performance with ridiculously short load times for your gaming PC or workstation — for the elite experience you’ve been waiting for.
- MORE ROOM FOR MORE GAMES: Capacities up to 8TB built with SANDISK TLC 3D NAND, means you get to keep more games at the ready — and get into the action even faster.
- HEATSINK FOR THE WIN: The WD_BLACK SN850X NVMe SSD 1TB and 2TB drives have an optional heatsink version that not only looks awesome but also helps your rig maintain peak performance through the most intense gaming sessions.
- DO MORE WITH WD_BLACK DASHBOARD: The downloadable WD_BLACK Dashboard (Windows only) monitors your drive’s health, lets you customize your RGB lighting, and, exclusively on the SN850X SSD, enables Game Mode 2.0 to transform your gaming experience.
- FUTURE FORWARD FREATURES: The WD_BLACK SN850X SSD boasts a powerful suite of features, including Predictive Loading, Overhead Balancing, and Adaptive Thermal Management (ATM).
- POWERED BY SANDISK: The WD_BLACK, WD Blue, and WD Green flash products are manufactured by Sandisk Technologies, Inc. or its affiliates and distributed under license from Western Digital Corporation.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D9WT512W |
| Best Sellers Rank | 1,374 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 10 in Internal Solid State Drives |
| Box Contents | Internal SSD |
| Brand | SanDisk |
| Brand Name | SanDisk |
| Cache Memory Installed Size | 8 |
| Color | Black |
| Compatible Devices | Laptop, Motherboards |
| Compatible Video Game Console Models | Sony PlayStation 5 |
| Connectivity technology | NVMe |
| Customer Package Type | Standard Packaging |
| Customer Reviews | 4.7 out of 5 stars 17,409 Reviews |
| Data Transfer Rate | 7200 Megabytes Per Second |
| Digital Storage Capacity | 8 TB |
| Digital storage capacity | 8 TB |
| Enclosure Material | NAND or 3D NAND |
| Form Factor | M.2 2280 |
| Global Trade Identification Number | 00718037903118 |
| Hard Disk Description | Solid State Drive |
| Hard Disk Form Factor | 22 Millimetres |
| Hard Disk Interface | NVMe |
| Hard disk form factor | 22 Millimetres |
| Hard disk interface | NVMe |
| Hard-Drive Size | 8 TB |
| Hardware Connectivity | PCI Express x16 |
| Hardware Platform | x86_64 |
| Installation Type | Internal Hard Drive |
| Item Weight | 5 Grams |
| Manufacturer | Sandisk Technologies, Inc. |
| Manufacturer Part Number | WDS800T2X0E |
| Media Speed | 6300 MB/s |
| Model Name | WDS800T2X0E |
| Model Number | WDS800T2X0E |
| Network Connectivity Technology | NVMe |
| Number of Items | 1 |
| Product Features | WD_BLACK Dashboard |
| Product Warranty | 5 Years Limited |
| Read Speed | 7200 Megabytes Per Second |
| Special feature | WD_BLACK Dashboard |
| Specific Uses For Product | Gaming |
| UPC | 718037903118 |
| Unit Count | 1.0 count |

## Product Details

- **Brand:** SanDisk
- **Colour:** Black
- **Compatible devices:** Laptop, Motherboards
- **Connectivity technology:** NVMe
- **Digital storage capacity:** 8 TB
- **Hard disk description:** Solid State Drive
- **Hard disk form factor:** 22 Millimetres
- **Hard disk interface:** NVMe
- **Installation type:** Internal Hard Drive
- **Special feature:** WD_BLACK Dashboard

## Images

![WD_BLACK SN850X 8TB, M.2 double-sided 2280 NVMe, Read speeds up to 7300 MB/s, Write speeds up to 6,600 MB/s, Gaming Expansion, PCIe Gen4 NVMe, High Performance Internal SSD, Black - Image 1](https://m.media-amazon.com/images/I/61jQCrK6mFL.jpg)
![WD_BLACK SN850X 8TB, M.2 double-sided 2280 NVMe, Read speeds up to 7300 MB/s, Write speeds up to 6,600 MB/s, Gaming Expansion, PCIe Gen4 NVMe, High Performance Internal SSD, Black - Image 2](https://m.media-amazon.com/images/I/710Aueb0CeL.jpg)
![WD_BLACK SN850X 8TB, M.2 double-sided 2280 NVMe, Read speeds up to 7300 MB/s, Write speeds up to 6,600 MB/s, Gaming Expansion, PCIe Gen4 NVMe, High Performance Internal SSD, Black - Image 3](https://m.media-amazon.com/images/I/81erOO2+JJL.jpg)
![WD_BLACK SN850X 8TB, M.2 double-sided 2280 NVMe, Read speeds up to 7300 MB/s, Write speeds up to 6,600 MB/s, Gaming Expansion, PCIe Gen4 NVMe, High Performance Internal SSD, Black - Image 4](https://m.media-amazon.com/images/I/91aQPAqVAAL.jpg)
![WD_BLACK SN850X 8TB, M.2 double-sided 2280 NVMe, Read speeds up to 7300 MB/s, Write speeds up to 6,600 MB/s, Gaming Expansion, PCIe Gen4 NVMe, High Performance Internal SSD, Black - Image 5](https://m.media-amazon.com/images/I/81amViqJ5LL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Best drive I have every bought, very fast. 2 years and still going great.
*by B***R on 29 June 2026*

WD_Black SN850X NVMe SSD 4TB (Up to 7,300 MB/s read speed, up to 6,600 MB/s write speed. M.2 2280, PCIe Gen 4 Powered by Sandisk Very fast as an external boot drive for my Mac. I have used this for 2 years so far and it has been a game changer for me to have external storage fast enough to boot from. I use it for gaming and everyday business use. No problems with it at all, completely seamless performance. Very good quality item and 2 years ago was very good value for money. I wish I had bought two!

### ⭐⭐⭐⭐⭐ The New Gold Standard for PCIe 4.0 Gaming
*by B***T on 12 October 2025*

The WD_BLACK SN850X in the 2TB capacity is a definitive update to an already legendary line, firmly positioning itself as a top-tier performer in the PCIe Gen 4 NVMe market. For any modern enthusiast or power user—especially gamers running large titles on a high-performance system like my Windows machine, Gengar—this drive provides a tangible upgrade in responsiveness, load times, and overall system snappiness. Blazing Speed and Consistent Performance The advertised sequential read speed of up to 7,300 MB/s is backed up by equally impressive sequential writes of up to 6,600 MB/s (for the 2TB model). These speeds are pushing the theoretical limits of the PCIe 4.0 interface. Gaming Load Times: The most noticeable benefit is the near-instantaneous loading of huge environments in modern games. The drive's strong random read/write IOPS performance (up to 1,200K/1,100K) means not only do sequential transfers fly, but the small-file operations that govern OS responsiveness and application launching are incredibly fast. Sustained Transfers: Unlike some budget drives that choke after transferring a large file, the SN850X maintains its blistering speed. This is crucial for content creators or engineers who frequently move massive media libraries or project files. Endurance and Longevity The 2TB model is rated for 1,200 TBW (Terabytes Written), backed by a 5-year limited warranty. This endurance rating is excellent for a consumer drive and offers significant peace of mind. Given that the average user rarely hits these thresholds, this drive is built to last far beyond the typical upgrade cycle. Form Factor and Management The standard M.2 2280 form factor makes installation straightforward in nearly any desktop or laptop supporting PCIe Gen 4. For those installing into systems with limited airflow, the non-heatsink version is sleek and easily fits under a motherboard's built-in M.2 thermal guard. Western Digital's WD_BLACK Dashboard software is worth downloading (for Windows users). It allows you to monitor drive health, thermal performance, and activate Game Mode 2.0. This feature is designed to optimize the drive’s operation when detecting game launches, ensuring maximum sustained speed by disabling low power states and prioritizing game-related I/O. The Verdict If you are currently running an older PCIe 3.0 NVMe drive or, worse, a SATA SSD, the WD_BLACK SN850X is arguably the best single upgrade you can make to your PC. It offers world-class performance for the PCIe 4.0 generation, excellent longevity, and the reliable engineering expected from the WD_BLACK line. For a primary boot/gaming drive that will eliminate loading screens and maintain rapid response times, this 2TB model is a stellar, professional choice.

### ⭐⭐⭐⭐⭐ A premium SSD that delivers on its promises. A fantastic investment!
*by A***4 on 19 February 2025*

The **WD_BLACK SN850X 4TB SSD** has been an absolute game-changer for my mini PC setup, delivering top-tier performance that exceeds expectations. As an M.2 2280 NVMe SSD with PCIe Gen4 compatibility, it boasts incredible read speeds of up to 7300 MB/s and write speeds of up to 6600 MB/s, making it one of the fastest drives on the market. After installing it in my mini PC, I immediately noticed a massive improvement in load times for games and applications. Games that used to take minutes to load now start almost instantly, providing a seamless and immersive gaming experience. To put it to the test, I ran **CrystalDiskMark**, and the results were impressive: **6938.39 MB/s read speed** and **6616.51 MB/s write speed**, which are very close to the advertised speeds. This level of performance is exceptional, especially for a high-capacity 4TB drive. The SSD handles everything I throw at it—whether it’s gaming, multitasking, or transferring large files—with ease and reliability. The compact design of the WD_BLACK SN850X makes it perfect for mini PCs, where space is often limited. Despite its small size, it doesn’t compromise on performance or capacity. The 4TB storage is more than enough for my extensive game library, work files, and multimedia projects, eliminating the need for additional drives. In conclusion, the **WD_BLACK SN850X 4TB SSD** is a powerhouse of speed, reliability, and capacity. It’s an excellent choice for gamers, content creators, and anyone who demands high performance from their storage solution. I highly recommend it to anyone looking to upgrade their system with a premium SSD that delivers on its promises. A fantastic investment!

## Frequently Bought Together

- WD_BLACK 8TB SN850X NVMe Internal Gaming SSD Solid State Drive - Gen4 PCIe, M.2 2280, Up to 7,200 MB/s - WDS800T2X0E
- OWC Express 1M2 Portable NVMe Thunderbolt (USB-C) SSD USB4 Ultra Fast External SSD Drive with Aluminum Heat Sink Enclosure (Enclosure Only)
- Samsung 990 PRO SSD 4TB PCIe 4.0 M.2 2280 Internal Solid State Hard Drive, Seq. Read Speeds Up to 7,450 MB/s for High End Computing, Gaming, and Heavy Duty Workstations, MZ-V9P4T0B/AM

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-07-07*