Leírás
https://lenovopress.com/tips0758-broadcom-netxtreme-gigabit-ethernet-adapters
Abstract
The Broadcom NetXtreme Gigabit Ethernet Adapters are a family of high performance PCIe and OCP adapters. The adapters are available with either two ports or four ports and are supported on ThinkSystem and System x servers.
This product guide provides essential presales information to understand the NetXtreme GbE offerings and their key features, specifications, and compatibility. This guide is intended for technical specialists, sales specialists, sales engineers, IT architects, and other IT professionals who want to learn more about the adapters and consider their use in IT solutions.
Change History
Changes in the May 5 update:
- Added SR645 and SR665 to the server support table - Server support section
- Added OS support for ThinkSystem Broadcom 5719 1GbE RJ45 4-port OCP Ethernet Adapter, 4XC7A08235 - Operating system support section
Introduction
The Broadcom NetXtreme Gigabit Ethernet Adapters are a family of high performance PCIe and OCP adapters. The adapters are available with either two ports or four ports and are supported on ThinkSystem and System x servers.
Figure 1 shows the Broadcom NetXtreme I Quad Port GbE Adapter.
Figure 1. Broadcom NetXtreme I Quad Port GbE Adapter
Did you know?
The NetXtreme Quad Port Ethernet Adapter is an ideal way to implement a virtualization solution using your existing Gigabit Ethernet network. With four copper-based Gigabit ports on a single PCI Express 2.0 x4 interface, the adapter provides the density and capacity you need to support large numbers of virtualized systems on one server.
Part number information
The following table lists the ordering information for the adapters.
| Part number | Feature code | Description |
|---|---|---|
| ThinkSystem adapters with PCIe interface | ||
| 7ZT7A00482 | AUZX | ThinkSystem Broadcom 5720 1GbE RJ45 2-Port PCIe Ethernet Adapter |
| 7ZT7A00484 | AUZV | ThinkSystem Broadcom 5719 1GbE RJ45 4-Port PCIe Ethernet Adapter |
| ThinkSystem adapters with OCP interface | ||
| 4XC7A08235 | B5T1 | ThinkSystem Broadcom 5719 1GbE RJ45 4-port OCP Ethernet Adapter |
| System x adapters | ||
| 90Y9352 | A2V3 | Broadcom NetXtreme I Quad Port GbE Adapter |
The part numbers for the PCIe adapters include the following items:
- One Ethernet adapter with full-height (4.75-inch) bracket
- Low profile (3.13-inch) bracket
- Documentation flyer
The following figure shows the Broadcom 5719 1GbE RJ45 4-port OCP Ethernet Adapter.
Figure 2. ThinkSystem Broadcom 5719 1GbE RJ45 4-port OCP Ethernet Adapter
Features and specifications
The adapters have the following features:
- One, two, or four 10/100/1000 copper ports with RJ45 for Cat 5e/6 cabling
- Full line-rate performance across all ports
- Standard form factor adapters, either PCIe low profile or OCP 3.0 SFF
- PCI Express 2.0 host interface
- Jumbo Frames support (9600 bytes frames)
- Wake-on-LAN (WoL) support
- 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
- IEEE 802.3ad link aggregation support
- IEEE 802.3 auto-negotiation support
- Automatic MDI crossover
- 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)
- Management using Broadcom Advanced Control Suite (BACS), Windows Management Instrumentation (WMI), and Broadcom Management API (BMAPI)
The following table compares the features of the cards.
| ThinkSystem 2-port |
ThinkSystem 4-port |
OCP 4-port |
NetXtreme I quad-port |
|
|---|---|---|---|---|
| Part number | 7ZT7A00482 | 7ZT7A00484 | 4XC7A08235 | 90Y9352 |
| Chipset | BCM5720 | BCM5719 | BCM5719 | BCM5719 |
| RJ45 connectors | 2 | 4 | 4 | 4 |
| Host interface | PCIe 2.0 | PCIe 2.0 | PCIe 2.0 | PCIe 2.0 |
| PCIe Lanes | x1 | x4 | x4 | x4 |
| TOE support | No | No | No | No |
| iSCSI offload | No (SW Initiator) | No (SW Initiator) | No (SW Initiator) | No (SW Initiator) |
| Stateless offloads | Yes | Yes | Yes | Yes |
| Jumbo Frames | Yes | Yes | Yes | Yes |
| IEEE 802.1Q VLAN support | Yes | Yes | Yes | Yes |
| PXE Boot | Yes | Yes | Yes | Yes |
| iSCSI Boot | Yes | Yes | Yes | Yes |
| NIC Teaming | Yes | Yes | Yes | Yes |
| On-chip temperature monitor | Yes | Yes | Yes | Yes |
| IEEE 802.3az (Energy Efficient Ethernet, EEE) | Yes | Yes | Yes | Yes |
| IEEE 1588/802.1AS (Precision Time Protocol, PTP) | Yes | Yes | Yes | Yes |
| VMware NetQueue & Microsoft VMQ | Yes | Yes | Yes | Yes |
| Statistics for SNMP MIB II | Yes |
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