HPE P10112-B21 

Mellanox MCX562A-ACAI 2-Port 25GbE SFP28 Network Adapter

The HPE P10112-B21 Mellanox MCX562A-ACAI Network Adapteris a high-performance dual-port 25GbE SFP28 adapter engineered for next-generation data centers, cloud deployments, and high-bandwidth enterprise applications. Featuring the powerful ConnectX-5 controller from Mellanox (now NVIDIA Networking), this adapter delivers advanced offload capabilities, low latency, and ultra-high throughput. Designed for HPE ProLiant and Apollo servers, the adapter supports intelligent I/O processing and hardware acceleration for demanding workloads like storage, virtualization, and hyper-converged infrastructure. Its compact PCIe form factor and energy-efficient design make it ideal for dense server environments requiring consistent performance and minimal overhead.

Features

The Mellanox MCX562A-ACAI (branded under HPE as P10112-B21) utilizes advanced networking technologies including RDMA over Converged Ethernet (RoCE), NVGRE, and VXLAN offloads to reduce CPU load and improve overall system efficiency. With dual SFP28 ports supporting up to 25GbE per port, it enables scalable bandwidth in modern data center fabrics while maintaining compatibility with 10GbE infrastructure. This adapter supports SR-IOV and DPDK for virtualization performance and packet processing acceleration. It also features robust security features and broad OS support, ensuring a seamless experience in heterogeneous environments. Backed by HPE rigorous qualification process, it integrates smoothly into Gen10 and Gen11 server platforms.

Advanced Options

The HPE P10112-B21 ensures superior reliability and consistent performance in high-density computing environments. It delivers excellent throughput and latency with advanced hardware offloads that optimize system resources. The use of RoCE v2 and NVMe over Fabrics makes it suitable for latency-sensitive applications like financial trading platforms and large-scale AI/ML workloads.