HP 647594-B21 – 1Gb Ethernet 4‑Port BASE‑T Adapter
Overview :
The HP 647594-B21 is a quad‑port 1 Gb/s BASE‑T network adapter intended for IT infrastructure engineers deploying virtualised servers or consolidating network I/O in rack or tower systems. It supports up to four RJ‑45 10/100/1000 Mb connections over twisted‑pair cabling, delivering full line‑rate performance across all ports (8 Gb/s aggregate) in a PCIe 2.0 x4 interface. The adapter is suited for use in data centre, campus or branch server environments—especially in densely‑populated server slots where port density and low power consumption matter. It integrates with HP ProLiant server platforms and supports host offload and virtualisation features to ease CPU load and streamline network traffic management.
Key Features :
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4 × 1 Gb BASE‑T RJ‑45 ports (10/100/1000)
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PCIe 2.0 ×4 interface compatible with x4/x8/x16 slots
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Supports jumbo frames, VLAN tagging & full duplex 8 Gb/s
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Broadcom BCM5719 chipset with virtualization offloads
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Includes full‑height and low‑profile brackets for flexible mounting
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