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HPE

HPE P08458-B21 | 10/25GbE 4x SFP28, Intel E810, PCIe 4.0 x16, SR-IOV, RoCEv2, PTP, VXLAN/GENEVE offload

SKU:P08458-B21

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Description

Quad-port 10/25GbE adapter powered by Intel E810 for dense, high-throughput server connectivity. Ideal for top-of-rack uplinks, storage traffic, and NFV with extensive virtualization and overlay offloads. Backward-compatible with 10GbE SFP+ optics/DAC for staged upgrades.

Features

- High-density 4x 25GbE with 10GbE backward-compatibility
- PCIe 4.0 x16 interface for aggregate line-rate throughput
- Advanced overlay and virtualization offloads
- RoCEv2 for low-latency storage and HPC fabrics
- PTP hardware timestamping for precise time sync
- Broad ecosystem support across OS/hypervisors

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

Technical Specifications

- Ports: 4x SFP28
- Port speeds: 10/25 GbE per port (with appropriate modules)
- Controller/ASIC: Intel Ethernet Controller E810
- Form factor: PCIe adapter (low-profile capable)
- Host interface: PCI Express 4.0 x16
- RDMA: RoCEv2
- Virtualization: SR-IOV, RSS, NIC partitioning
- Tunneling offloads: VXLAN, NVGRE, GENEVE
- Time sync: IEEE 1588 PTP/802.1AS
- Boot: UEFI PXE, iSCSI boot
- Transceiver/DAC support: SFP28 25G SR/LR/CR and SFP+ 10G SR/LR/DAC
- OS/hypervisors: Windows Server, VMware ESXi, major Linux distros

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