Brand: HPE · SKU: 656596-B21 · MPN: 656596-B21 · Category: Components
The HPE Ethernet 10Gb 2-Port 530T Adapter (Option Part #: 656596-B21) is a dual-port 10GBASE-T network adapter featuring the Broadcom/QLogic BCM57810S controller. It provides high-performance, low-latency Ethernet connectivity ideal for demanding server environments like virtualization, cloud computing, and high-performance computing. It supports 10 Gigabit Ethernet and Gigabit Ethernet over standard RJ-45 copper cabling (CAT 6A up to 100 meters). Key features include TCP/IP offloading, Jumbo Frames support, Receive Side Scaling (RSS), VLAN tagging, Network Partitioning (NPAR), and SR-IOV support. The adapter uses a PCI Express 2.0 x8 host interface and comes in a low-profile form factor, shipping with both standard and low-profile brackets. It is compatible with HPE ProLiant Gen8, Gen9, and Gen10 servers.
| Ports | 2 x 10GBase-T (RJ-45) |
|---|---|
| Data Rate | 10 Gbps per port, 40 Gbps aggregate full duplex |
| Form Factor | Plug-in card (Low Profile design with brackets) |
| RAM Installed | 256 megabyte |
| Host Interface | PCI Express 2.0 x8 |
| Processor/Chipset | Broadcom BCM57810S (QLogic 57810S) |
| Spare Part Number | 657128-001 |
| Option Part Number | 656596-B21 |
| Assembly Part Number | 656594-001 |
| Cable Type Supported | Ethernet 1000Base-T, Ethernet 10GBase-T (CAT 6A up to 100m) |
| Warranty | 3 Years (For new/new bulk stock, check seller for refurbished terms) |
| Weight | 0.45 kg |
| Dimensions | 16.7 × 6.8 cm (Approximate dimensions for the card itself) |
The HPE Ethernet 10Gb 2-Port 530T Adapter provides dual-port 10GBASE-T connectivity using standard copper cabling (CAT 6A). Built around the Broadcom BCM57810S controller, it delivers high throughput and low latency, making it excellent for virtualized server environments, cloud infrastructure, and high-traffic enterprise workloads. It supports key offload engines and virtualization features like SR-IOV and Network Partitioning (NPAR).
Yes, this HPE Ethernet 10Gb 2-Port 530T Adapter (656596-B21) is 100% genuine HPE hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This HPE Ethernet 10Gb 2-Port 530T Adapter includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the 656596-B21.