Broadcom NetXtreme Gigabit Ethernet Adapters
The Broadcom NetXtreme Gigabit Ethernet Adapters are a family of high performance PCI Express adapters. With five adapters to choose from, the NetXtreme I and NetXtreme II adapter family offers a variety of features including up to four ports per adapter, VLAN support, broad operating system support, TOE, iSCSI, and virtualization support.
| Description | Part number | Feature code |
| Broadcom NetXtreme I Dual Port GbE Adapter | 90Y9370 | A2V4 |
| Broadcom NetXtreme I Quad Port GbE Adapter | 90Y9352 | A2V3 |
| NetXtreme II 1000 Express Quad Port Ethernet Adapter | 49Y4220 | 5766 |
| NetXtreme II 1000 Express Dual Port Ethernet Adapter | 42C1780 | 2995 |
| NetXtreme II 1000 Express Single Port Ethernet Adapter | 39Y6066 | 1485 |
The part numbers for the NetXtreme II adapters include the following items:
- One Ethernet adapter with standard (4.75-inch) bracket
- Low profile (3.13-inch) bracket
- Support CD and Safety flyer
Features and specifications
- One, two, or four 10/100/1000 copper ports with RJ45 for Cat 5e/6 cabling
- Full line-rate performance across all ports
- Low-profile form factor - supported by the majority of System x and iDataPlex servers
- •PCI Express 2.0 host interface (NetXtreme II single-port is PCI Express 1.1)
- Jumbo Frames support (9600 bytes frames)
- IEEE 802.1q VLAN support - provides enhanced network management and efficiency
- I/O virtualization (IOV) support for VMWare NetQueue and Microsoft VMQ - improves network performance in virtualized environments
- •IEEE 802.3x flow control support
- Receive and transmit side scaling
- TCP, IP, and UDP checksum offload
- Message Signaled Interrupts (MSI) and MSI-X support - Maximizes server processing performance by reducing CPU overhead and lowering interrupt latency
- •On-chip temperature monitor (NetXteme I only)
- IEEE 802.3az Energy Efficient Ethernet (EEE) compliant - Reduces adapter power consumption by up to 42% through intelligent adaptive power management, adjusting power based on data traffic load. (NetXtreme I only)
- •IEEE 802.3z (Clause 30) - Statistics for SNMP MIB II, Ethernet like MIB, and Ethernet MIB (NetXtreme I only)
- •IEEE 1588 Precision Time Control and 802.1AS time synchronization support - Provides greater accuracy of data packet delivery within the network (NetXtreme I only)
- •TCP/IP Offload Engine (TOE) support (NetXtreme II dual and quad-port only)
- Hardware-based iSCSI offload (NetXtreme II dual and quad-port only)
- Management using Broadcom Advanced Control Suite (BACS), Windows Management Instrumentation (WMI), and Broadcom Management API (BMAPI)
| Feature | NetXtreme I Quad-port | NetXtreme II Quad-port | NetXtreme I dual-port | NetXtreme II dual-port | NetXtreme II single-port |
| Part number | 90Y9370 | 49Y4220 | 90Y9352 | 42C1780 | 39Y6066 |
| Chipset | BCM5719 | BCM5709C | BCM5720 | BCM5709C | BCM5708C |
| RJ45 connectors | 4 | 4 | 2 | 2 | 1 |
| PCIe | Yes | Yes | Yes | Yes | Yes |
| PCIe Gen2 | Yes | Yes | Yes | Yes | No |
| PCIe Lanes | x4 | x4 | x1 | x4 | x4 |
| TOE support | No | Yes (ports 0 & 1 only) | No | Yes (both ports) | Yes |
| iSCSI offload | No (software Initiator) | Yes | No (software Initiator) | Yes* | No (software Initiator) |
| Stateless offloads | Yes | Yes | Yes | Yes | Yes |
| Jumbo Frames | Yes | Yes | Yes | Yes | Yes |
| IEEE 802.1Q VLAN support | Yes | Yes | Yes | Yes | Yes |
| PXE Boot | Yes | Yes | Yes | Yes | Yes |
| iSCSI Boot | Yes | Yes | Yes | Yes | Yes |
| NIC Teaming | Yes | Yes | Yes | Yes | Yes |
| On-chip temperature monitor | Yes | No | Yes | No | No |
| IEEE 802.3az (Energy Efficient Ethernet, EEE) | Yes | No | Yes | No | No |
| IEEE 1588/802.1AS (Precision Time Protocol, PTP) | Yes | No | Yes | No | No |
| VMware NetQueue & Microsoft VMQ | Yes | Yes | Yes | Yes | No |
| Statistics for SNMP MIB II | Yes | No | Yes | No | No |
| Form Factor | Low-profile (5.2" x 2.7") | Low-profile (6.6” x 2.53”) | Low-profile (4.3" x 2.7") | Low-profile (4.66” x 2.53”) | Low-profile (5.875” x 2.75”) |