What interface type does it use?

The listed networking ports and interfaces are SFP28. The product name also includes SFP28, which confirms the interface family used by the adapter.

Is this a single-port or multi-port adapter?

It is a multi-port adapter. The source data identifies it as a 4-port Ethernet adapter, and the category labels it as a Quad-port 10/25Gb SFP28 product.

What is the exact product identifier?

The SKU provided in the source data is P08456-001. The product is also named Intel E810-XXVDA4 Ethernet 10/25Gb 4-port SFP28 Adapter for HPE.

P08456-001 - HPE P08456-001 4-port 10/25Gb SFP28 Ethernet Adapter

Name: HPE P08456-001 4-port 10/25Gb SFP28 Ethernet Adapter
Brand: HPE
SKU: P08456-001
Price: 1032 USD
Availability: InStock

P08456-001 - HPE P08456-001 4-port 10/25Gb SFP28 Ethernet Adapter | US IT Hardware

Product overview

The HPE Intel E810-XXVDA4 Ethernet 10/25Gb 4-port SFP28 Adapter for HPE is a PCIe Ethernet adapter in the Quad-port 10/25Gb SFP28 category. The product data identifies it as a 4-port adapter with SFP28 interfaces and 10/25Gb Ethernet capability. It is positioned for environments that need Ethernet connectivity through multiple high-speed ports on a single adapter. The provided specifications do not include additional details for performance tuning, power consumption, or other feature sets, so those fields are intentionally omitted. For procurement teams, the key identifiers are the HPE brand, the Intel E810-XXVDA4 model name, and the P08456-001 SKU. This combination makes the part straightforward to match against internal BOMs and network adapter standards when the requirement is specifically for a 4-port 10/25Gb SFP28 PCIe Ethernet adapter.

4-port Ethernet adapter
10/25Gb connectivity
SFP28 interface
HPE-branded adapter
Intel E810-XXVDA4 model
SKU P08456-001

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Featuring

Manufacturer part #	P08456-001
Brand	HPE
Condition	New
Model	Intel E810-XXVDA4 Ethernet 10/25Gb 4-port SFP28 Adapter for HPE
Bus Type	PCI Express 4.0
Controller	Intel Ethernet Controller E810-XXVDA4
Part Class	Spare part
Form Factor	Low profile adapter
Bracket Type	Low-profile and full-height brackets included
Product Line	HPE Gen10 Plus Ethernet Adapters
Product Type	Quad Port 10/25Gb Ethernet SFP28 Network Adapter

Best for

Data center
Suitable for deployments that need a PCIe Ethernet adapter with 4 ports and 10/25Gb connectivity. The SFP28 interfaces support a multi-port adapter format for network attachment.
Network expansion
Useful when a system needs additional Ethernet ports through one adapter. The four-port design provides multiple SFP28 network interfaces in a single PCIe card.
HPE servers
Designed for HPE environments, as identified by the product name and SKU. It is an Ethernet adapter for HPE with the Intel E810-XXVDA4 model designation.

Frequently asked questions

How many ports does this adapter have?

The product is identified as a 4-port adapter, and the model name also states 4-port SFP28. That means the adapter provides four Ethernet ports in a single PCIe card format.

What network speed class does it support?

Details

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VLAN Support	IEEE 802.1Q VLAN tagging

Product Segment	Server network adapter for HPE ProLiant platforms

RDMA Technology	RoCEv2 (RDMA over Converged Ethernet v2) support

Link Aggregation	IEEE 802.3ad link aggregation and load balancing

Security Features	Intel Ethernet Adapter Complete Port and Flow Protection including MACsec

Compatible Servers	HPE ProLiant Gen10 Plus servers

Quality of Service	Traffic class and priority-based flow control (PFC)

iSCSI Boot Support	iSCSI remote boot over Ethernet

Jumbo Frame Support	Jumbo packets up to 9 KB

Cable Type Supported	SFP28 direct attach copper (DAC) and fiber optic cables

Data Transfer Method	Full duplex

Offload Capabilities	TCP/IP stateless offloads including TCP checksum, UDP checksum, and large send offload

Number of SFP28 Cages	4 x SFP28 slots

Energy Saving Features	Energy Efficient Ethernet (EEE) and advanced power management

PCI Express Generation	PCIe Gen4

Operating System Support	Microsoft Windows Server, VMware ESXi, major Linux distributions

Virtualization Technology	SR-IOV (Single Root I/O Virtualization)

Packet Processing Features	Receive-side scaling (RSS) and transmit-side scaling (TSS)

PCI Express Lane Configuration	x16

MTBF	Over 3 million hours
Maximum Aggregate Throughput	100 Gb/s (4 x 25 Gb/s ports)

Typical Power Consumption	Up to 13 W

Networking Ports & Interfaces

Ports	4 x SFP28 Ethernet ports
Port Type	SFP28
Network Speed	10/25 GbE per port
Connector Type	SFP28
Host Interface	PCIe 4.0 x8
Interface Type	PCI Express 4.0 x8
Number of Ports	4
Protocol Support	iSCSI, FCoE, RoCEv2
Ethernet Standards	10GbE; 25GbE
Network Interface Type	10/25 Gigabit Ethernet
PXE Network Boot Support	Preboot eXecution Environment (PXE) 2.1
Energy Efficient Ethernet	IEEE 802.3az support
Remote Management Features	PXE boot and iSCSI boot support
Management Interface Support	NC-SI (Network Controller Sideband Interface) for out-of-band management
Network Virtualization Support	VXLAN, NVGRE, Geneve offloads

HPE P08456-001 4-port 10/25Gb SFP28 Ethernet Adapter