Western Digital Ultrastar DC SN655 U.3 7.87 TB PCI Express 4.0 TLC 3D NAND NVMe
KEY FEATURES
- Power loss protection, end-to-end data path protection, variable sector sizes, and more
- Western Digital NVMe 1.4 Compliant Controller and PCle® 4.0
- Western Digital BiCS5 3D TLC NAND
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Frequently Asked Questions
Western Digital Ultrastar DC SN655 U.3 7.87 TB PCI Express 4.0 TLC 3D NAND NVMe
Description
Western Digital Ultrastar DC SN655. SSD capacity: 7.87 TB, SSD form factor: U.3, Read speed: 6800 MB/s, Write speed: 2600 MB/s, Component for: Server/workstation
Data strategy, not just data storage
Ultrastar NVMe enterprise SSDs continue to be the ideal solution for cloud and server providers who need performant, high-capacity, cost-optimized, read-intensive performance for their data-intensive applications.
Unlocking the Full Potential of Enterprise SSDs
With dual-port redundancy and failover capability, end-to-end data protection and additional enterprise features, Ultrastar DC SN655 NVMe SSDs help ensure your data is secure and available when needed. With high-capacity, low-latency performance reaching up to 1.1M IOPs, storage providers are efficiently able to increase capacity for modern applications processing large unstructured datasets and are reducing time-to-insights of big data and enabling efficient machine learning.
Features
Ultrastar DC SN655 NVMe SSDs includes the next generation Western Digital NVMe 1.4b controller with PCIe Generation 4.0 interface and Western Digital BiCS5 TLC 3D NAND to enable higher capacities and performance at scale for increasingly larger application workloads. Designed and built for the standard 2.5” SSD storage infrastructure, the SN655 includes support for U.2 and U.3 backplanes and features power loss protection and 2.5M MTBF (projected) and 1.0 DW/D with a 5 year limited warranty.
Emerging Workloads
Ultrastar DC SN65x NVMe SSDs are optimized for cloud and scaleout workloads, providing high QoS consistency for the emerging workloads for big data, artificial intelligence, and machine learning that are increasing in size and complexity making them the ideal solution for scaling capacity and maximizing GB/watt.
Warranty: 5 Years
Feature
Easy 14 days Returns
Eligible for Next day Delivery
100% Money-back guarantee
Reliable 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 | |
|---|---|
| SSD form factor | U.3 |
| SSD capacity | 7.87 TB |
| Interface | PCI Express 4.0 |
| Memory type | TLC 3D NAND |
| NVMe | Yes |
| NVMe version | 1.4 |
| Component for | Server/workstation |
| Hardware encryption | Yes |
| Read speed | 6800 MB/s |
| Write speed | 2600 MB/s |
| Random read (4KB) | 980000 IOPS |
| Random write (4KB) | 80000 IOPS |
| Uncorrectable Bit Error Rate (UBER) | < 1 per 10^15 bits read |
| Mean time between failures (MTBF) | 2500000 h |
| Windows operating systems supported | Yes |
| Linux operating systems supported | Yes |
| Server operating systems supported | Yes |
| General Information | |
|---|---|
| Product Family | Ultrastar |
| Operational conditions | |
|---|---|
| Operating temperature (T-T) | 0 - 70 °C |
| Storage temperature (T-T) | -40 - 85 °C |
| Technical details | |
|---|---|
| Warranty period | 5 year(s) |
| Weight & dimensions | |
|---|---|
| Width | 69.8 mm |
| Depth | 100.3 mm |
| Height | 14.9 mm |
| Weight | 147.3 g |
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?
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📧 Email: help@gotraka.com
📞 Phone: 020 8208 1234
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