What is the exact product identifier?

The exact product identifier is SKU 879491-001. The model name is HPE 547FLR-QSFP VPI Dual-Port 40/50Gb Adapter, so both the SKU and the model name point to the same adapter variant in the provided data.

How many ports does this adapter have?

The product is specified as a dual-port adapter. That means it has two ports, and the product name also identifies it as a 40/50Gb QSFP adapter.

What network technology category does it belong to?

It is listed in the InfiniBand and Ethernet adapter category. The product name also includes QSFP, which is part of the confirmed naming data for this adapter.

Is this product positioned for enterprise use?

Yes. The provided data lists the product level as Enterprise. That classification is the only environment-level designation included in the source information.

What key spec values are confirmed in the product name?

The confirmed spec values in the product name are 547FLR-QSFP VPI, dual-port, and 40/50Gb. These are the only concrete performance and form indicators included in the supplied data.

879491-001 - HPE 879491-001 547FLR-QSFP VPI Dual-Port 40/50Gb Adapter

Name: HPE 879491-001 547FLR-QSFP VPI Dual-Port 40/50Gb Adapter
Brand: HPE
SKU: 879491-001
Price: 162 USD
Availability: InStock

879491-001 - HPE 879491-001 547FLR-QSFP VPI Dual-Port 40/50Gb Adapter | US IT Hardware

Product overview

The HPE 547FLR-QSFP VPI Dual-Port 40/50Gb Adapter, SKU 879491-001, is an enterprise network adapter in the InfiniBand and Ethernet adapter category. Its model designation identifies it as a dual-port 40/50Gb QSFP adapter, which makes the port type and speed the primary purchase considerations. The provided data also classifies it as a product for enterprise use. Beyond the model name, SKU, category, and product level, no additional specifications are listed in the source data. For procurement teams, this means the confirmed details are limited to the HPE brand, the 547FLR-QSFP VPI model, the dual-port 40/50Gb QSFP design, and the enterprise category assignment. Any further technical characteristics are not included in the supplied specification set and should not be assumed.

HPE adapter, SKU 879491-001
Dual-port 40/50Gb design
QSFP interface naming
InfiniBand and Ethernet category
547FLR-QSFP VPI model
Enterprise product level

Expedited and overnight shipping options are available at checkout, priced by destination and service.
Purchase orders accepted from qualified institutions.
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 #	879491-001
Brand	HPE
Condition	Refurbished
Model	547FLR-QSFP VPI Dual-Port 40/50Gb Adapter
Card Type	PCI Express 3.0 card based on ConnectX-5 technology
Data Rate	40/50 Gb
Technology	Mellanox ConnectX-5
Form Factor	FlexibleLOM
Product Line	547FLR-QSFP
Product Type	50 Gigabit Ethernet Card
RDMA Support	Remote Direct Memory Access (RDMA) over Converged Ethernet (RoCE)

Compatible systems

HPE 547FLR-QSFP dual-port 40/50Gb InfiniBand and Ethernet adapter for servers and switches.

HPE 547FLR-QSFP
Model: 547FLR-QSFP VPI Dual-Port 40/50Gb Adapter
Supported device listed as server, switch.

Best for

Enterprise networking
Suitable for enterprise procurement workflows where the HPE brand, enterprise product level, and adapter category need to be matched to standard networking infrastructure.
Dual-port deployment
Fits use cases that require a dual-port adapter, as the product is identified as a dual-port 40/50Gb design.
QSFP environments
Relevant for installations that specify QSFP as the interface style, since the product name includes QSFP.
InfiniBand and Ethernet
Appropriate for buyers sourcing an adapter in the InfiniBand and Ethernet adapter category.

Frequently asked questions

Details

Shipping, warranty & returns

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Sub-Category	InfiniBand and Ethernet adapter

Function Modes	Dual-port FDR InfiniBand card, dual-port Ethernet card, or mixed InfiniBand/Ethernet card

Supported Device	Server, switch

Connectivity Mode	Single or dual InfiniBand and/or Ethernet operation per port

Host Connectivity	PCIe 3.0 x8 host interface to server

Interfaces Detail	2 x 50Gb Ethernet / InfiniBand FDR - QSFP

Supported Servers	HPE ProLiant XL and DL servers

Connectivity Feature	InfiniBand FDR Link support

InfiniBand Link Speed	56 Gb/s FDR InfiniBand

Supported Switch Types	Mellanox 56Gb/s FDR InfiniBand switches and HPE 40/50 Gb/s Ethernet switches

Connectivity Technology	Wired

PCI Express Specification	PCIe 3.0

Supported Data Link Protocols	InfiniBand, 40 Gigabit Ethernet, 50 Gigabit Ethernet

Latency	Sub-microsecond low latency
Media Type Supported	Optical fiber
Maximum Theoretical Bandwidth	Up to 50 Gb/s per port

Maximum Power Consumption	21 W
Typical Power Consumption	19 W

Networking Ports & Interfaces

Port Count	2 ports
Ports Detail	2 x 50Gb Ethernet / InfiniBand FDR QSFP
Connector Type	QSFP
Host Interface	PCI Express 3.0
Network Technology	InfiniBand, Ethernet
Port Configuration	2x QSFP dual-function InfiniBand/Ethernet
Protocol Supported	56Gb/s FDR InfiniBand and 40/50 Gb/s Ethernet
Expansion Slot Type	QSFP
Interface (Bus) Type	PCI Express 3.0 x8

HPE 879491-001 547FLR-QSFP VPI Dual-Port 40/50Gb Adapter