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New
£119.00
New products are brand new items covered by a full manufacturer warranty. New products are supplied in the original sealed retail manufacturer packaging. Want to know more? Read about our product conditions
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Refurbished
£99.00
Our refurbished products are used, but have been checked and tested prior to resale. As standard, they are covered by a 30-day warranty, but many also have additional manufacturer cover. Want to know more? Read about our product conditions
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1 in stock
As low as
£99.00
£118.80
HPE 640SFP28 - network adapter - PCIe 3.0 x8 / PCIe 3.0 x4 - 25 Gigabit Ethernet x 2
Part Code:
817753-B21
HPE 640SFP28 - Network adapter - PCIe 3.0 x8 / PCIe 3.0 x4 low profile - 25 Gigabit Ethernet x 2 - for Apollo 20 2U, 4200 Gen10; Edgeline e920; ProLiant DL360 Gen10, DL360 Gen9
NOTE: This product can only be purchased in conjunction with a server. It is not available for sale as an individual item
Key Selling Points
- The HPE Ethernet 25Gb 2-port 640 SFP28 Adapter bypasses the TCP/IP stack and removes a data copy step reducing overall latency to deliver accelerated performance for applications such as Microsoft® Hyper-V® Live Migration, Microsoft SQL® and Microsoft SharePoint with SMB Direct.
- The HPE Ethernet 25Gb 2-port 640 SFP28 Adapter reduces system latency for improved performance specifically for high-frequency trading operations while maintaining high message rates and hundreds of simultaneous connections.
Stuck in network traffic at 10Gbps? Time to take the Express Lane with HPE 25GbE Adapters. Current approaches to managing the increasing data center traffic require higher bandwidth and is cost prohibitive, restricting organizations from easily growing as their needs grow. Legacy technologies are struggling to handle the increased throughput and lack the capabilities to cost-effectively scale. For the rise in volume of mobile data and video and the frequency at which it is accessed, The HPE Ethernet 10/25Gb 2-port 640SFP28 Adapter for select HPE ProLiant Gen9 Server DL family of rack and HPE Apollo Servers delivers high-performance solutions. It allows Telco, services providers, financial institutions and enterprises to meet the demanding needs of more bandwidth.
- More Efficient and Faster Way to Send Data with RDMA Over Converged Ethernet (RoCE)
The HPE Ethernet 25Gb 2-port 640 SFP28 Adapter bypasses the TCP/IP stack and removes a data copy step reducing overall latency to deliver accelerated performance for applications such as Microsoft Hyper-V Live Migration, Microsoft SQL and Microsoft SharePoint with SMB Direct.
Reduces the impact of overlay networking on host performance with tunnel offload support.
Auto negotiates to 10GbE for immediate future proofing. - Lower Latency and Higher Throughput With Messaging Accelerator (VMA)
The HPE Ethernet 25Gb 2-port 640 SFP28 Adapter reduces system latency for improved performance specifically for high-frequency trading operations while maintaining high message rates and hundreds of simultaneous connections.
Contains VMA, an included firmware with many benefits such as lower latency, higher throughput, improved CPU utilization and minimal buffer copies between user data and hardware.
Tech Specs
Product Type
Network adapter
Host Interface
PCI Express 3.0 x8 / PCI Express 3.0 x4
Connectivity Type
Wired
Data Transfer Rate
25 Gbps
Networking Protocol
25 Gigabit Ethernet
Warranty Cover
1-year warranty
Model
HPE
Model
640SFP28
Brand
HPE
Packaged Quantity
1
Product Faqs
-
How long does it take for delivery?Question by: C Smith on 2021-06-11
Orders placed via the website before 5pm (Monday - Friday) are usually delivered the next business day. Orders placed over the weekend and bank holidays are despatched the following business day. Please note that orders being shipped to offshore or remote locations may take 2-3 days to be delivered.
Answer by: admin on 2021-06-11 01:31:17 -
Is this product brand new?Question by: G Clarkson on 2021-08-15
The vast majority of the items we sell are brand new, but we sometime have other product grades available, which provide a great solution for those businesses that are perhaps on a tighter budget. You can see the condition or grade of stock for every product featured on our website. The condition is shown on the top right-hand side of each product page.
Answer by: admin on 2021-08-15 -
Why is this product much cheaper than I've seen elsewhere?Question by: H Anderson on 2022-02-10
Our expertise with the leading technology manufacturers such as Dell, HP, Lenovo and Microsoft allows us to source the most popular products at the best possible prices and pass those saving onto you. As well as special deals and exclusive products, we can often command volume related discounts because we buy and hold physical stock unlike many of our competitors.
Answer by: admin on 2022-02-10 -
What is your returns policy for this product?Question by: D Jones on 2022-03-13
We hope you'll be pleased with any product you purchase from us but we appreciate that there are times when you might need to return items to us. We have slightly different returns processes based on whether you are a business or a consumer and the reason for the return. We've summarised the key returns information here but please refer to our terms and conditions for full details.
Answer by: admin on 2022-03-13