What operating systems are supported by the HP 651281-B21 PCI Express Host Bus Adapter?

The supported operating systems include Microsoft Windows Server 2008 (x86_64-bit only) R1 with SP2 or higher, VMware 4.1, Red Hat Enterprise Linux 6.0, SLES 10, SLES 11, and Solaris 10, with additional support for VMware 5.0 and RHEL 5.7.

What type of interface does the HP 651281-B21 PCI Express Host Bus Adapter use?

The HP 651281-B21 PCI Express Host Bus Adapter uses a PCI Express interface.

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HP 651281-B21 PCI Express Others QMH2572 8Gb Fibre Channel Host Bus Adapter for BladeSystem c-Class

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Two 8Gb/s Fibre Channel ports
PCI Express
8Gb

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Qmh2572 8Gb Fibre Channel Mezzanine Host Bus AdapterPart#: 651281-B21Manufacturer: Hp

Model
Brand	HP
Model	651281-B21
Part	651281-B21

Details
Type	Others
Interface	PCI Express
Transfer Rate	8Gb
Operating Systems Supported	Microsoft Windows Server 2008 (x86_64-bit only) R1 with SP2 or higher; VMware 4.1; Red Hat Enterprise Linux 6.0; SLES 10; SLES 11; Solaris 10; Support is also provided for VMware 5.0 and RHEL 5.7. For full list of compatible Operating Systems please visit: http://spock.corp.hp.com
Dimensions	3.9" x 3.5"

Features
Features	Port: Two 8Gb/s Fibre Channel ports PCI Express Bus: Gen I (x8), Gen II (x4) Protocol supported: Fibre Channel

Additional Information
First Listed on Newegg	August 15, 2025

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Return for replacement within: non-replaceable
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HP 651281-B21 PCI Express Others QMH2572 8Gb Fibre Channel Host Bus Adapter for BladeSystem c-Class

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Warranty, Returns, And Additional Information

Warranty

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