10/25GbE NIC with Mellanox CX-5 EN Chipset MCX512A-ACUT, Dual SFP28 Port PCIE3.0 x8, 25G Ethernet Network Adapter Card Support Windows/Linux/VMare/OFED, UEFI Enable

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Management number 216072161 Release Date 2026/04/19 List Price $12.00 Model Number 216072161
Category

25Gb network card with connectX-5 controller (PN:MCX512A-ACUT), a dual-port SFP28 Ethernet adapter card, supports up to 25Gb/s connectivity per port which enables the card to offload storage protocol processing from the CPU, thereby freeing up crucial CPU resources for other tasks. Its UEFI enabled feature makes it a versatile choice for various operating systems.Cutting-edge technologies including ASAP for accelerated packet processing, RoCE v2 for efficient RDMA, and PCIe Atomic Operations. It supports T10-DIF for end-to-end data integrity and features an embedded PCIe switch for multi-host configurations.Ports: 2 x SFP28Data rate: 1/10/25GbpsConnector: DAC, AOC, and optical modules with SFP28 interfacesHost Interface: PCIe 3.0 x8Latency: 750 nsSupported Protocols: RoCE, RoCEv2, NVGRE, VXLANVirtualization: SR-IOV, VF, PFUEFI Enabled (x86/ARM)Kindly Remind: If you experience link issue or system compatibility issue during use, please scan the code on the label at the back of this NIC to perform a firmware update. If the NICs do not work @ 25GBE, please make sure other connected devices be done with data rate 25GBE such as network transceivers or switch or router ect.

  • Dual-port 25GbE network card is built in Mellanox CX-5 EN controller, designed for data-intensive environments. It supports flexible Ethernet speeds (1/10/25 GbE),enables the card to offload storage protocol processing from the CPU, thereby freeing up crucial CPU resources for other tasks.
  • PCIe 3.0 x8 host interface with UEFI Enabled (x86/ARM) support, this NIC card delivers ultra-low latency (750ns), advanced RDMA, NVMe over Fabrics offload, and hardware-accelerated virtualization. Ideal for cloud, storage, and telco applications, it maximizes throughput while minimizing CPU overhead.
  • The 25g NIC leverages cutting-edge technologies including ASAP for accelerated packet processing, RoCE v2 for efficient RDMA, and PCIe Atomic Operations. It supports T10-DIF for end-to-end data integrity and features an embedded PCIe switch for multi-host configurations.
  • Supported OS: Windows, Windows Server, Linux, Ubuntu, Vmware ESXi, Freebsd, OFED and WinOF-2 ect. It also supports up to 25Gb/s connectivity per port and offers the same benefits as the MCX512A-ACAT. However, the MCX512A-ACUT distinguishes itself with its UEFI enabled feature, making it a versatile choice for various operating systems.
  • Hardware offload for NVMe over Fabrics, OVS, VXLAN, and Geneve. SR-IOV support with up to 512 virtual functions. Support UEFI Enabled (x86/ARM).
  • Kindly Remind: If you experience link issue or system compatibility issue during use, please scan the code on the label at the back of this NIC to perform a firmware update. If the NICs do not work @ 25GBE, please make sure other connected devices be done with data rate 25GBE such as network transceivers or switch or router ect.
Brand Lemspum
Color 25G| CX512A-ACUT
Item Weight 0.45 Pounds
Manufacturer Splensun
Model Number CX5 MCX512A-ACUT
BuiltIn Media 25g CX5 ethernet card *1, Low profile bracket *1
Compatible Devices Artificial Intelligence, Cloud Data Center, High-Performance Storage, Telecommunications
Data Link Protocol Ethernet, Fast Ethernet, IEEE 802.3
Data Transfer Rate 25 Gigabits Per Second
Hardware Interface Ethernet, PCI Express 3.0, PCI Express x16, PCI Express x8
Warranty Description 36-Month Limited Warranty, Lifetime Technical Support
Item Dimensions L x W x H 5.6"L x 2.7"W x 0.6"H

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