Western Digital SN850X 4 TB Gaming Internal SSD | PCI Express 4.0 M.2
KEY FEATURES
- 4 TB M.2 PCI Express 4.0
- Read speed: 7300 MB/s 1200000 IOPS
- Write speed: 6600 MB/s 1100000 IOPS
- NVMe
- Component for: PC
100% Guarantee Safe Checkout
Reviews
Frequently Asked Questions

Western Digital SN850X 4 TB Gaming Internal SSD | PCI Express 4.0 M.2
Description
Launch into an elite gaming experience with the Western Digital Black SN850X SSD. This dedicated gaming drive boasts some of the most impressive speeds on the market, taking your PC performance to new heights. With storage capacities ranging from 1TB to 4TB and even an optional heatsink for the 1TB and 2TB drives, the SN850X is the ultimate upgrade for your gaming rig. With features like the advanced Game Mode 2.0 for windows and near-max PCIe Gen4 speeds, you can expect nothing less than top-tier performance.
- Unmatched Speeds: With mind-boggling speeds of up to 7,300 MB/s, the SN850X delivers super-fast load times, drastically reducing model pop-ins, throttling, and lag to provide a gaming experience that is as smooth as it is fast.
- Low Latency: Say goodbye to stutter and lag. The extraordinarily low latency of the SN850X loads graphics with impressive speed, resulting in a satisfying, smooth gaming experience where nothing holds you back.
- Ample Storage: The SN850X comes in several capacities ranging from 1TB to 4TB, providing plenty of space for all your favourite A-list titles. With the SN850X, there's always room to keep more games ready at a moment's notice.
- Optional Heatsink: The 1TB and 2TB drives of the SN850X come with the option of a heatsink. This additional feature not only adds a touch of aesthetic edge to your rig but also keeps your system at peak performance levels during intense gaming sessions.
- Game Mode 2.0: The latest version of the dedicated Game Mode enhances PC performance even further. Features like load prediction are designed to ensure your game assets are ready for fast in-game loading, improving your gaming experience.
The SN850X delivers performance that approaches the limits of the PCIe Gen4 interface, allowing for ultra-fast system-wide performance. To top it all off, the Western Digital Black SN850X SSD comes with a 5-year limited warranty, underscoring the quality and reliability of this powerful gaming drive.
Feature
Easy 14 days Returns
Eligible for Next day Delivery
100% Money-back guarantee
24/7 Customer support
Secure payment method
Shipping Information
- Next Business Day: £6.99
- 2 days Delivery: £4.99
- 3- 5 Days Shipping: £3.99
- Orders Over £99.00: Free Standard Delivery
Features | |
---|---|
TBW rating | 2400 |
Windows operating systems supported | Windows 10, Windows 11, Windows 8.1 |
PCI Express interface data lanes | x4 |
Random write (4KB) | 1100000 IOPS |
Random read (4KB) | 1200000 IOPS |
Write speed | 6600 MB/s |
Read speed | 7300 MB/s |
Hardware encryption | No |
Component for | PC |
NVMe | Yes |
Interface | PCI Express 4.0 |
SSD capacity | 4 TB |
SSD form factor | M.2 |
Operational conditions | |
---|---|
Maximum operating temperature | 85 °C |
Minimum operating temperature | 0 °C |
Storage temperature (T-T) | -40 - 85 °C |
Operating temperature (T-T) | 0 - 85 °C |
General Information | |
---|---|
Product Family | Black |
Weight & dimensions | |
---|---|
Weight | 7.5 g |
Height | 2.38 mm |
Depth | 80 mm |
Width | 22 mm |
Frequently Asked Questions
When will it arrive?
Any order over £99 wil be shipped on our free 2-3 working day service, if you opt for Next Working Day shipping then this will be with you the next working day between 09:00 and 18:00. Deliveries to Northern Ireland, Channel Islands and the Scottish Highlands will be on a 3 day service.
Do you offer a credit account?
We offer credit accounts to Gotraka Business customers, please enquire with our customer support team for more information. Credits accounts are subject to KYC.
How long is the returns policy?
For most products bought online, you have a legal right to change your mind within 14 days and receive a refund. If you wish to return unwanted products, you must let us know that you want to return them within 14 calendar days from the day after delivery. The item must also be returned to us within 7 working days from approval of return and receipt of the return label.
How long will it take to receive my order?
This is something that we are working hard to bring to you - we recognise that having deliveries on preferred days not only makes it easier for you but it is also great for the environment. By having deliveries arranged on days that you are going to be in or consolidating your orders to arrive to you at the same time means that the courier won't need to come back multiple times due to missed deliveries or multiple deliveries.
Can I change my delivery address once the order has been placed?
Our systems are highly automated, where possible we will do our utmost to accommodate this. To ensure we maintain a high delivery success rate most of our orders are picked and prepped for shipment within 30 minutes
How do I return my order?
If you need to return your order please raise a return through your order page detailing the reason for return. Once this form has been submitted it will be reviewed by the Returns Department who will contact you to arrange the return.
Please note the returns department may ask for more information such as the serial number(s) and images where applicable to process the return.
How long do I have to return an item?
For most products bought online, you have a legal right to change your mind within 14 days and receive a refund. If you wish to return unwanted products, you must let us know that you want to return them within 14 calendar days from the day after delivery. The item must also be returned to us within 7 working days from approval of return and receipt of the return label
Are returns free?
Returns for faulty / damaged items will be free of charge
Returns for unwanted items that have no fault will incur a minimal returns fee - delivery charges will not be refunded
Can’t find what you’re looking for?
Our friendly support team is just a message away, ready to assist with anything. Our team is experienced with gaming gear, home tech, and everything in between—feel free to reach out.
📧 Email: help@gotraka.com
📞 Phone: 020 8208 1234
💬 Live Chat: Available 9 AM – 6 PM ( Monday - Friday )