HPE 665242-B21

10 Gb 2-Port PCIe 560FLR-SFP+ Gigabit Ethernet Adapter

The HPE 665242-B21 10 Gb 2-Port 560FLR-SFP+ Gigabit Ethernet Adapter is a high-performance network interface for HPE ProLiant Gen8 servers. It fits a FLEX-LOM slot and delivers dual 10 Gb/s connectivity via SFP+ ports. Designed for enterprise, virtualized, and high-throughput environments, this adapter significantly enhances network bandwidth while preserving main PCIe slots. Ideal for demanding data center workloads, it supports modern features like VLAN tagging, jumbo frames, MSI-X, and SR-IOV, ensuring efficient, low-latency, high-bandwidth network operations.

Features

Built specifically for HPEProLiant Gen8 servers and up, the 665242-B21 Gigabit Ethernet Adapterprovides a cost-efficient and power-conscious solution that doesn't compromise on features. Fitting into a FlexibleLOM slot, it frees up system expansion options while delivering dual 10 Gb/s full-duplex bandwidth—20 Gb/s per port, 40 Gb/s aggregate performance . Powered by the Intel 82599 controller, it supports virtualization and offload technologies including SR-IOV, VMDq, MSI-X, RSS, LSO, and jumbo frames for optimized throughput and CPU efficiency Connectivity is adaptable—whether through direct-attach copper or SR fiber modules via its dual SFP+ cages . It also includes essential networking protocols and features such as VLAN tagging, link aggregation (LACP), IEEE 802.1Q/p, LLDP, and precision time protocols (IEEE 1588, 802.1as) to support advanced network segmentation, performance, and timing-critical applications.

Advanced Options

TheHPE 665242-B21 adapter delivers enterprise-level dependability. Using the trusted Intel 82599 chipset ensures consistent performance, wide OS support, and integration with HPEs management tools and firmware ecosystem Its full-duplex 10 Gb/s ports deliver robust bandwidth, suitable for. virtualization, big data, or high-traffic operations.