Safe checkout
Secure payments
Fast dispatch
1–2 day handling
Free shipping
U.S. ground
Warranty & RMA
Support after delivery
49Y7947 - IBM NETXTREME II 1000 Express DUAL-Port Ethernet Adapter
- Dual-port Gigabit Ethernet (10/100/1000 Mbps)
- Broadcom NetXtreme II BCM5709 chipset
- PCI-Express x4 interface
- Low-profile bracket included for versatile installation
- Supports Wake-on-LAN (WoL)
- IEEE 802.3ad Link Aggregation support
- Jumbo Frame support up to 9KB
Was $200.00 · You save $29.70
Key specifications
See full specs ↓- Interface
- PCI-Express x4
- Number of Ports
- 2
- Port Type
- Gigabit Ethernet (RJ-45)
- Chipset
- Broadcom NetXtreme II BCM5709
- Form Factor
- Low-Profile
- Brand
- IBM
Product details
The IBM 49Y7947 is a NetXtreme II 5709 Gigabit Ethernet network adapter featuring two ports and a PCI-Express x4 interface. This low-profile card is designed for efficient network connectivity in servers and workstations.
Technical Information
| Interface | PCI-Express x4 |
| Number of Ports | 2 |
| Port Type | Gigabit Ethernet (RJ-45) |
| Chipset | Broadcom NetXtreme II BCM5709 |
Additional Specifications
| Form Factor | Low-Profile |
| Brand | IBM |
| Part Number | 49Y7947 |
Description
The IBM 49Y7947, based on the Broadcom NetXtreme II BCM5709 controller, is a high-performance dual-port Gigabit Ethernet adapter designed to enhance network connectivity in enterprise environments. It utilizes a PCI-Express x4 interface, ensuring ample bandwidth for demanding network traffic. The inclusion of a low-profile bracket makes it suitable for installation in a wide range of server and workstation chassis, including compact form factors. This network adapter supports advanced features such as IEEE 802.3ad Link Aggregation, allowing for increased network throughput and redundancy by combining multiple physical links into a single logical link. It also offers Jumbo Frame support up to 9KB, which can improve network efficiency by reducing the number of packets processed for large data transfers. Wake-on-LAN (WoL) functionality is also included, enabling remote power-up of the system. With its dual Gigabit Ethernet ports, the 49Y7947 is ideal for server consolidation, network segmentation, and high-availability network configurations. It provides reliable and efficient connectivity for applications such as file sharing, virtualization, and network-attached storage, making it a valuable component for modern data centers and business networks.
Condition: Refurbished
Free U.S. ground shipping
Typically 1–2 days handling, 3–7 days in transit.
Purchase orders accepted
Government, enterprise, data center and small business.
Buying 10+ units?
Get volume pricing and availability for 49Y7947.


