Detailed Specifications
HPE 665242-B21 Ethernet 10Gb 2-Port 560FLR-SFP+ Adapter
Overview
The HPE 665242-B21 is a 10 Gb Ethernet adapter in a FlexibleLOM form factor, designed to fit into HPE ProLiant Gen8 and Gen9 servers. It offers two SFP+ ports and supports both SR fiber and DAC connections, delivering high throughput in a compact footprint. The adapter supports advanced virtualization and offload technologies like SR-IOV and VMDq to improve efficiency and reduce CPU load. It is ideal for data centers, cloud infrastructures, and virtualized workloads.
Key Features
Two 10 Gb/s SFP+ ports for fiber or DAC connections
FlexibleLOM (560FLR) form factor saves PCIe slots
Intel 82599 controller for enterprise-class performance
Virtualization support: SR-IOV, VMDq, MSI-X, RSS
Advanced offloads: Jumbo frames, VLAN tagging, TSO/LSO
Technical Specifications
| Specification | Details |
|---|
| Brand | HPE |
| Part Number | 665242-B21 |
| Product Type | Network Adapter |
| Model / Series | 560FLR-SFP+ |
| Host Interface | PCI Express ×8 (FlexibleLOM) |
| Network Ports | 2 × 10 Gb SFP+ |
| Data Rate | 10 Gb/s per port, 40 Gb/s aggregate |
| Controller | Intel 82599 |
| Virtualization | SR-IOV, VMDq, MSI-X, RSS |
| Offload Capabilities | TCP/UDP checksum, LSO/TSO, jumbo frames, VLAN |
| Standards | IEEE 802.3ae, 802.1Q/p, 802.3ad, 802.1ab, 1588 (PTP) |
| Power Consumption | ~10 W typical |
| Supported Cable | SR fiber or DAC SFP+ cables |
| Compatible Servers | HPE ProLiant Gen8 / Gen9 |
| Operating Temperature | 0 °C to 55 °C |
