---
product_id: 464372376
title: "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 Gen4, Gaming Storage Expansion, High Performance Internal solid state drive) POWERED BY SANDISK"
brand: "sandisk"
price: "฿56755"
currency: THB
in_stock: true
reviews_count: 8
url: https://www.desertcart.co.th/products/464372376-wd-black-sn850x-nvme-ssd-4tb-up-to-7-300
store_origin: TH
region: Thailand
---

# 7300 MB/s read speed 6600 MB/s write speed PCIe Gen4 M.2 2280 form factor 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 Gen4, Gaming Storage Expansion, High Performance Internal solid state drive) POWERED BY SANDISK

**Brand:** sandisk
**Price:** ฿56755
**Availability:** ✅ In Stock

## Summary

> 🚀 Unlock Next-Level Speed & Storage — Don’t Get Left Behind!

## Quick Answers

- **What is this?** 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 Gen4, Gaming Storage Expansion, High Performance Internal solid state drive) POWERED BY SANDISK by sandisk
- **How much does it cost?** ฿56755 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/464372376-wd-black-sn850x-nvme-ssd-4tb-up-to-7-300)

## 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 4TB Capacity:** Store and launch your entire AAA game library without compromise—never delete to make space again.
- • **Blazing PCIe Gen4 Speeds:** Experience near-max 7,300 MB/s read and 6,600 MB/s write speeds for instant load times and seamless multitasking.
- • **Optimized Gaming Mode 2.0:** Game Mode 2.0 with predictive loading ensures ultra-smooth gameplay by prioritizing game assets and minimizing lag.
- • **Advanced Thermal Management:** Optional heatsink versions keep your drive cool under pressure, maintaining peak performance during marathon sessions.
- • **Sleek, Compact M.2 2280 Design:** Fits effortlessly into modern desktops and laptops, delivering powerhouse performance without bulk.

## Overview

The WD_BLACK SN850X NVMe SSD 4TB is a high-performance internal solid-state drive powered by SanDisk, featuring PCIe Gen4 technology with blistering read speeds up to 7,300 MB/s and write speeds up to 6,600 MB/s. Designed for gamers and power users, its M.2 2280 form factor offers massive storage capacity and advanced features like Game Mode 2.0 and optional heatsink cooling to ensure ultra-fast, reliable, and sustained performance for demanding workloads and gaming sessions.

## 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: Blazing-Fast Performance for Gaming Enthusiasts! - I recently upgraded my gaming setup with the WD_BLACK SN850X 1TB M.2 2280 PCIe Gen4 NVMe Gaming SSD, and I must say it has exceeded all my expectations. This SSD is an absolute beast when it comes to speed and performance, making it a must-have for any serious gamer. The read speed of up to 7300 MB/s is simply mind-blowing. Games and applications load almost instantaneously, allowing me to jump into the action without any frustrating delays. It's like having a superpower in the world of gaming. The sheer speed and responsiveness of this SSD have significantly improved my overall gaming experience. The installation process was a breeze. The M.2 2280 form factor fits perfectly into compatible slots on my motherboard, and the included heatsink ensures that the drive remains cool even during long gaming sessions. The build quality is excellent, and the sleek design adds a touch of elegance to my system. In terms of reliability, the WD_BLACK SN850X is a top-notch performer. I've been using it for several months now, and I haven't encountered any issues. The drive is built to last, and the endurance rating ensures it can handle the demands of intensive gaming without skipping a beat. Another great feature of this SSD is its compatibility with PCIe Gen4, which takes advantage of the latest technology to deliver unparalleled performance. It's a future-proof investment that ensures I can make the most of my gaming rig for years to come. One thing to note is that while this SSD is marketed as a gaming SSD, it's also fantastic for content creators and professionals who require lightning-fast storage for their work. Whether you're editing videos, rendering 3D graphics, or working with large datasets, the WD_BLACK SN850X will significantly improve your productivity. Overall, I highly recommend the WD_BLACK SN850X 1TB M.2 2280 PCIe Gen4 NVMe Gaming SSD to any serious gamer or power user. Its exceptional speed, reliability, and compatibility make it a worthwhile investment. With this SSD, you'll never have to worry about storage bottlenecks or slow load times again. It's a game-changer in every sense of the word!
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

- Get the Ultimate Gaming Edge. Insane speeds up to 7,300 MB/s deliver top-tier performance with ridiculously short load times for the elite gaming experience you’ve been waiting for.
- Soup Up Your Rig. Extremely low latency loads graphics fast with minimal stutter and lagging for an incredibly smooth, satisfying gaming experience.
- More Room for More Games. Today’s A-list titles can take up 200GB or more of storage. A range of capacities from 1TB to 4TB means you get to keep more games at the ready and get into the action fast.
- 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.
- Game Mode 2.0. The latest version of Game Mode serves up even more PC performance-boosting features like load prediction to ready game assets for fast in-game loading.
- Near-Max PCIe Gen4 Speeds. The WD_BLACK SN850X NVMe SSD delivers output approaching the limits of the PCIe Gen4 interface to help you get ultra-fast performance out of your storage and system components.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B7CQ2CHH |
| Best Sellers Rank | 1,065 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 7 in Internal Solid State Drives |
| Box Contents | Internal SSD |
| Brand | SanDisk |
| Brand Name | SanDisk |
| Cache Memory Installed Size | 4 |
| Color | Black |
| Compatible Devices | Desktop, Laptop |
| Connectivity technology | PCIe |
| Customer Package Type | FFP |
| Customer Reviews | 4.8 out of 5 stars 31,047 Reviews |
| Data Transfer Rate | 7300 Megabytes Per Second |
| Digital Storage Capacity | 4000 GB |
| Digital storage capacity | 4000 GB |
| Enclosure Material | Electronic components, circuit boards, silicone, copper, gold, plastics |
| Form Factor | M.2 |
| Global Trade Identification Number | 00718037891378 |
| Hard Disk Description | NVMe SSD |
| Hard Disk Form Factor | 2280 Millimetres |
| Hard Disk Interface | Solid State |
| Hard disk form factor | 2280 Millimetres |
| Hard disk interface | Solid State |
| Hard-Drive Size | 4 TB |
| Hardware Connectivity | Solid State Drive |
| Installation Type | Internal Hard Drive |
| Item Dimensions L x W x Thickness | 8L x 2.2W x 0.2Th centimetres |
| Item Type Name | N / A |
| Item Weight | 7.5 Grams |
| Item height | 2.38 millimetres |
| Manufacturer | Sandisk Technologies, Inc. |
| Media Speed | 6600 megabytes_per_second |
| Model Name | SN850X |
| Model Number | WDS400T2X0E |
| Network Connectivity Technology | PCIe |
| Number of Items | 1 |
| Product Features | Portable |
| Product Warranty | 5 year manufacturer |
| Read Speed | 7300 Megabytes Per Second |
| Special feature | Portable |
| Specific Uses For Product | Gaming |
| UPC | 718037891378 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** SanDisk
- **Colour:** Black
- **Compatible devices:** Desktop, Laptop
- **Connectivity technology:** PCIe
- **Digital storage capacity:** 4000 GB
- **Hard disk description:** NVMe SSD
- **Hard disk form factor:** 2280 Millimetres
- **Hard disk interface:** Solid State
- **Installation type:** Internal Hard Drive
- **Special feature:** Portable

## Images

![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 Gen4, Gaming Storage Expansion, High Performance Internal solid state drive) POWERED BY SANDISK - Image 1](https://m.media-amazon.com/images/I/61jQCrK6mFL.jpg)

## Available Options

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

## Questions & Answers

**Q: Does this need an update before being put into a PS5?**
A: No.  Just open packet.  Unscrew back of PS5 and slot in.  Rescrew back if PS5 on and off you go. SIMPLES.

**Q: Can this be used as an external hard drive if put in a case?**
A: Should be fine in a M2 external enclosure. If it will get heavy use you might need an aluminium case to help keep it cool.

**Q: Just installed this on ps5 when formatted the speed says 6543 Is that right? As on box says 7300**
A: If you scroll down to the specs for this ssd this is what you will find, remember they will always say "up to" because it always depends on the system it is going into to get the max possible speeds;

Sequential Read (MB/s)(1) - Up to 7,300
Sequential Write (MB/s)(1) - Up to 6,350

**Q: Will this hold PS5 game storage for some time?**
A: Yes this can store and run ps5 games for as long as u need it to I’ve had mine for 3 months tried many games and works great

## Customer Reviews

### ⭐⭐⭐⭐⭐ Blazing-Fast Performance for Gaming Enthusiasts!
*by K***H on 4 June 2023*

I recently upgraded my gaming setup with the WD_BLACK SN850X 1TB M.2 2280 PCIe Gen4 NVMe Gaming SSD, and I must say it has exceeded all my expectations. This SSD is an absolute beast when it comes to speed and performance, making it a must-have for any serious gamer. The read speed of up to 7300 MB/s is simply mind-blowing. Games and applications load almost instantaneously, allowing me to jump into the action without any frustrating delays. It's like having a superpower in the world of gaming. The sheer speed and responsiveness of this SSD have significantly improved my overall gaming experience. The installation process was a breeze. The M.2 2280 form factor fits perfectly into compatible slots on my motherboard, and the included heatsink ensures that the drive remains cool even during long gaming sessions. The build quality is excellent, and the sleek design adds a touch of elegance to my system. In terms of reliability, the WD_BLACK SN850X is a top-notch performer. I've been using it for several months now, and I haven't encountered any issues. The drive is built to last, and the endurance rating ensures it can handle the demands of intensive gaming without skipping a beat. Another great feature of this SSD is its compatibility with PCIe Gen4, which takes advantage of the latest technology to deliver unparalleled performance. It's a future-proof investment that ensures I can make the most of my gaming rig for years to come. One thing to note is that while this SSD is marketed as a gaming SSD, it's also fantastic for content creators and professionals who require lightning-fast storage for their work. Whether you're editing videos, rendering 3D graphics, or working with large datasets, the WD_BLACK SN850X will significantly improve your productivity. Overall, I highly recommend the WD_BLACK SN850X 1TB M.2 2280 PCIe Gen4 NVMe Gaming SSD to any serious gamer or power user. Its exceptional speed, reliability, and compatibility make it a worthwhile investment. With this SSD, you'll never have to worry about storage bottlenecks or slow load times again. It's a game-changer in every sense of the word!

### ⭐⭐⭐⭐⭐ 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.

### ⭐⭐⭐⭐⭐ Blazing Fast and Runs Cool — Perfect for Gaming
*by R***K on 10 May 2025*

I upgraded to the WD Black SN850X 1TB with Heatsink for my gaming pc after my ssd died, and it has exceeded every expectation. Installation was a breeze — it slotted perfectly into my motherboard's M.2 slot, and the built-in heatsink saved me the hassle of having to reuse the one i already had and made installing it easier The speed is incredible. Boot times are almost instant, and games load fast AF. I’ve also noticed smoother performance although thats probably due to having a fresh windows install. The heatsink does a fantastic job — even under heavy load, temps stay well within safe limits. It’s also PlayStation 5 compatible, so this would be a great option if you're looking to expand your PS5 storage with something fast and reliable. although i dont own one so cant comment on anything about that If you want top-tier performance with excellent thermal control, this drive is worth every penny. Highly recommended!

## Frequently Bought Together

- WD_BLACK 4TB SN850X NVMe Internal Gaming SSD Solid State Drive - Gen4 PCIe, M.2 2280, Up to 7,300 MB/s - WDS400T2X0E
- AMD RYZEN 7 9800X3D 8-Core, 16-Thread Desktop Processor
- ARCTIC Liquid Freezer III Pro 360 A-RGB - AIO CPU Cooler, 3 x 120 mm Water Cooling, 38 mm Radiator, PWM Pump, VRM Fan, AMD AM5/AM4, Intel LGA1851/1700 Contact Frame - Black

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-01-28*