How many network ports are available on the HP 666172-001 adapter?

This product is described as a ConnectX-2 Single-Port 10Gb Ethernet Network Adapter. The single-port designation indicates that the adapter provides one 10Gb Ethernet network interface, which is appropriate for deployments where a single high-bandwidth link per server is sufficient.

What interface does the HP 666172-001 network adapter use?

The HP 666172-001 belongs to the Network Adapter, PCI Express 10 Gigabit Ethernet category. This indicates it is designed as a PCI Express network adapter, intended for installation in compatible PCI Express expansion slots in servers or other systems that need 10GbE connectivity.

Which brand and model should I reference when ordering this adapter?

When ordering, you should reference the brand HP and the model ConnectX-2 Single-Port 10Gb Ethernet Network Adapter, along with the SKU 666172-001. Using this combination helps ensure that procurement teams and suppliers identify the correct 10GbE PCI Express single-port network adapter.

Is the HP 666172-001 suitable for upgrading servers to 10GbE?

Yes, the HP 666172-001 is a ConnectX-2 Single-Port 10Gb Ethernet Network Adapter in the PCI Express 10 Gigabit Ethernet category. Its 10GbE capability and PCI Express form factor make it suitable for upgrading compatible servers that have available PCIe slots and require a single 10GbE network connection.

666172-001 - HP 666172-001 Single-Port 10GbE Network Adapter

Name: HP 666172-001 Single-Port 10GbE Network Adapter
Brand: HP
SKU: 666172-001
Price: 122 USD
Availability: InStock

666172-001 - HP 666172-001 Single-Port 10GbE Network Adapter | US IT Hardware

Product overview

The HP ConnectX-2 Single-Port 10Gb Ethernet Network Adapter 666172-001 is designed to provide 10 Gigabit Ethernet connectivity in PCI Express based environments. As a single-port adapter, it allows IT teams to add a dedicated 10GbE interface to compatible systems where higher bandwidth is required on a single link. Built on ConnectX-2 technology, this adapter focuses on robust 10Gb Ethernet performance for network-intensive workloads. Positioned in the PCI Express 10 Gigabit Ethernet category, it is suitable for environments standardizing on 10GbE network infrastructure. With a single 10Gb Ethernet port, it simplifies link management while enabling straightforward integration into existing topologies. This adapter supports deployments where a single 10GbE uplink is preferred, such as targeted server connections or specific application nodes that benefit from higher throughput compared to 1GbE solutions.

10 Gigabit Ethernet network connectivity
Single-port 10GbE adapter design
PCI Express network adapter form factor
HP branded ConnectX-2 network adapter
SKU 666172-001 for consistent sourcing
Suitable for 10GbE server upgrades

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Refunds within 14 days and replacements within 30 days of delivery with an RMA (25% restocking fee on customer-initiated returns), and every part carries our Standard 30-Day Warranty - see our return policy or contact US IT Hardware.

Featuring

Manufacturer part #	666172-001
Brand	HP
Condition	Refurbished
Model	HP 666172-001 ConnectX-2 single-port 10Gb Ethernet NIC
Series	Mellanox ConnectX-2 single-port 10GbE RJ-45 adapter for ProLiant servers
Boot ROM	Onboard boot ROM supporting PXE
Bus Type	PCI Express 2.0
MTU Size	Configurable MTU up to 9000 bytes
Bus Width	PCIe x8 mechanical / electrical
Form Factor	PCIe network adapter card
Cabling Type	10GBASE-T over twisted-pair copper cabling

Best for

Server 10GbE upgrade
Use the HP ConnectX-2 Single-Port 10Gb Ethernet Network Adapter 666172-001 to add 10GbE connectivity to servers that require higher bandwidth than legacy 1GbE interfaces.
Single-port 10GbE deployments
Ideal for environments where a single 10Gb Ethernet link per system is sufficient, simplifying port management while still delivering 10GbE throughput.
PCI Express 10GbE integration
Suitable for systems with available PCI Express expansion capability where dedicated 10GbE network connectivity is needed using a PCIe network adapter.
Network-intensive workloads
Appropriate for applications that benefit from a dedicated 10Gb Ethernet connection on a single port, such as data transfer or backup tasks that exceed 1GbE capacity.
Targeted high-speed links
Useful for establishing focused high-speed links between key systems using a single 10Gb Ethernet adapter in environments that are adopting 10GbE infrastructure.

Frequently asked questions

What network speed does the HP 666172-001 adapter support?

Details

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Flow Control	IEEE 802.3x full-duplex flow control

Product Line	ConnectX-2

Product Type	10Gb Ethernet Network Interface Card

VLAN Tagging	Supports IEEE 802.1Q VLAN tagging

Auto-MDI/MDIX	Supports auto MDI/MDIX for crossover detection

Target Platform	HP ProLiant servers

Auto-Negotiation	Auto-negotiation between 10GbE and 1GbE link speeds

Full Duplex Support	Full-duplex operation at 10Gbps and 1Gbps

Jumbo Frame Support	Supports jumbo frames (up to 9 KB MTU)

Interrupt Moderation	Adaptive interrupt coalescing to optimize throughput and CPU utilization

Offload Technologies	TCP/UDP/IP checksum offload, Large Send Offload (LSO), Receive Side Scaling (RSS)

Virtualization Features	Supports virtualization features such as SR-IOV and VMware NetQueue (via ConnectX-2 controller capabilities)

Bracket Profile Included	Full-height bracket

Supported Cable Category	Cat6a UTP (recommended for 10Gbps operation up to 100 m); backward compatible with Cat6 for shorter distances

Link Aggregation / Teaming	Supports NIC teaming (adapter can participate in OS-level link aggregation when multiple adapters are installed)

Transceiver Type Description	mem-free

Compatibility - Server Platforms	Designed for HP ProLiant rack and tower servers (selected G6, G7, Gen8 models)

Maximum Cable Length for 10GBASE-T	Up to 100 meters on Cat6a twisted-pair copper

Throughput	10 Gbps full duplex on single port (20 Gbps aggregate full duplex bandwidth)
Latency Optimization	Low-latency 10GbE performance based on Mellanox ConnectX-2 controller

Typical Power Consumption	Approximately 7 W at 10GbE link speed

Networking Ports & Interfaces

Interface	PCI Express 2.0
LED Indicators	Link and activity LEDs integrated near the RJ-45 port
RJ-45 Port Count	1 x RJ-45 10GBASE-T copper port
Ethernet Data Rate	10 Gbps
Port Configuration	Single-Port
Management Features	Supports PXE boot and remote boot over the network
Port Connector Type	SFP+
Network Interface Type	10Gb Ethernet
Number of Ethernet Ports	1 port
Host Interface Lane Speed	PCIe 2.0 5.0 GT/s
PXE Network Boot Protocol	PXE 2.0 or later over IPv4
PCIe Slot Power Requirement	Powered from host PCI Express slot, no auxiliary power connector required
Supported Ethernet Standards	10GBASE-T and 1000BASE-T
Network Controller Technology	Mellanox ConnectX-2 EN

HP 666172-001 Single-Port 10GbE Network Adapter